THE EYE INSTITUTE - Key Persons

Job Titles:

• Optometrist / Alison Hansen - Pitts, O.D.

, brings her expertise and dedication to The Eye Institute's esteemed team of Optometrists. She earned her Bachelor's degree from Friends University in Wichita, Kansas, before pursuing her Doctor of Optometry at the Illinois College of Optometry. A proud member of the American Optometric Association (AOA) and the Oklahoma Association of Optometric Physicians (OAOP), Dr. Hansen focuses her practice on the examination and treatment of a diverse range of ocular issues in adults. With a specialization in adult optometric evaluations and optical exams for glasses and contact lenses, she is committed to providing comprehensive care tailored to each … (continued)

Job Titles:

• Retired / Anthony Battese, O.D. Vanessa E. Bennett, O.D.

Originally from Apache, Oklahoma, Dr. Batesse embarked on his academic journey at Cameron University in Lawton. After his freshman year in college, Dr. Battese spent a summer working at the Optometry Dept in his local hospital and fell in love with the profession. He later got his degree from Northeastern State University in Tahlequah, where he graduated Cum Laude. Notably, his outstanding academic achievements led to his induction into Beta Sigma Kappa. In 2012, he was elected Class President, further showcasing his leadership qualities and dedication to his peers. A passionate advocate for eye care, Dr. Battese is an active … (continued)

Dr. Corbett, an Oklahoma native, has established himself as a leading figure in the field of ophthalmology, boasting a stellar academic background and extensive expertise in cornea, external disease, and cataract/refractive surgery. Graduating Summa Cum Laude from the University of Oklahoma with a degree in Zoology-Biomedical Sciences, he continued his academic journey at the University of Oklahoma Medical School, where he graduated Summa Cum Laude and was elected to the prestigious Alpha Omega Alpha honor society. Following his medical training, Dr. Corbett pursued residency in Ophthalmology at the University of Colorado, where he distinguished himself as chief resident in his … (continued)

Job Titles:

• Optometrist

A native of Collinsville, Oklahoma, Dr. Jessica Colpitt Hayes is a dedicated optometrist with a passion for serving her community. She earned her Bachelor's degree in Zoology-Biomedical Sciences from the University of Oklahoma before graduating cum laude from Northeastern State University Oklahoma College of Optometry. Following optometry school, Dr. Hayes completed a residency in primary eye care and ocular disease at the VA Hospital in Fayetteville, Arkansas, and achieved Fellowship in the American Academy of Optometry. Dr. Hayes is an active member of the American Optometric Association and the Oklahoma Association of Optometric Physicians. In 2022, she was honored as … (continued)

Job Titles:

• Pediatric Ophthalmologist & Adult Strabismus

Dr. Kali B. Cole, a proud native of Tulsa, embarked on her academic journey at Vanderbilt University, where she earned her undergraduate degree in 1997. Following her passion for public health, she pursued a Master's in Public Health from the University of Oklahoma Health Sciences Center (OUHSC) in 1998, before completing her MD at OUHSC in 2003. Dr. Cole then furthered her specialization in Ophthalmology, completing her residency at the University of Alabama-Birmingham (UAB) in 2007, followed by a fellowship in Pediatric Ophthalmology and Strabismus at the Medical University of South Carolina (MUSC) in 2008. After two years as Assistant … (continued)

Dr. Katherine Horn hails from Muskogee, OK, and her journey in optometry began with a robust academic background at Oklahoma State University. There, she pursued her Bachelor of Science degree, specializing in Biological Sciences while also delving into Chemistry and Zoology. Following her undergraduate studies, Dr. Horn embarked on a path that led her to San Antonio, TX, where she earned her Doctorate of Optometry with honors from the University of the Incarnate Word Rosenberg School of Optometry. Her pursuit of excellence didn't stop there. Dr. Horn further honed her skills by completing a prestigious residency in ocular disease and … (continued)

Job Titles:

• Retired / Anthony Battese, O.D. Vanessa E. Bennett, O.D.

Dr. Mark J. Weiss joined The Eye Institute in 1986 and specialized in the treatment of glaucoma. He retired from seeing patients in Spring 2023 but continues to serve as President of The Eye Institute. In his career, he has had the pleasure of caring for so many patients in our community and is grateful they have trusted him with their Glaucoma care. The Eye Institute is fortunate to have such a wonderful, caring provider on our team. Dr. Weiss, a native of Philadelphia, received his undergraduate degree from Johns Hopkins University and his medical degree from Temple University in … (continued)

Job Titles:

• Distinguished Board - Certified Glaucoma Specialist
• Glaucoma Specialist, Cataract Surgeon & General Ophthalmology

Dr. Neha Sangal is a distinguished board-certified glaucoma specialist, cataract surgeon and comprehensive ophthalmologist. She has a keen focus on the medical and surgical management of glaucoma and cataracts surgery. Originally from Tulsa, Oklahoma, Dr. Sangal pursued her undergraduate and medical education in Boston. Following her residency in ophthalmology at the University of Chicago, she furthered her expertise with a fellowship in glaucoma at the prestigious Massachusetts Eye and Ear Infirmary at Harvard Medical School. A committed member of the ophthalmic community, Dr. Sangal holds memberships with the American Academy of Ophthalmology, American Glaucoma Society, and the American Society of Cataract and Refractive Surgery. For the past eight years, she has served the Chicagoland area with excellence in patient care. Now, she returns to her roots in Oklahoma, eager to extend her expertise to the Tulsa community. Dr. Sangal is dedicated to providing her patients with cutting-edge care. Central to her practice philosophy is the preservation of vision-a mission she pursues diligently to enhance her patients' quality of life by safeguarding their eyesight.

Job Titles:

• Ophthalmologist - General Ophthalmology & Cataract Surgery

Dr. Walter J. Peters is a seasoned ophthalmologist renowned for his commitment to excellence in patient care and his expertise in treating a wide spectrum of ophthalmic conditions, with a particular focus on cataract surgery. With a dedication to ensuring the safety and comfort of his patients, Dr. Peters strives to provide comprehensive and compassionate care to individuals of all ages. A native of Tulsa, Dr. Peters began his academic journey at The University of Kansas in Lawrence, where he earned his undergraduate degree. He then pursued his Medical Degree at The University of Oklahoma's School of Medicine, graduating with distinction and earning membership in the prestigious Alpha Omega Alpha Honor Society for his outstanding academic achievements. Following his medical education, Dr. Peters completed an Internal Medicine Internship at The University of Oklahoma's School of Medicine, followed by a rigorous three-year residency program in ophthalmology at The Dean McGee Eye Institute. Recognized for his exceptional skills and dedication, he was invited to continue his career at The Dean McGee Eye Institute as an Associate Clinical Professor. In 2002, Dr. Peters returned to his hometown of Tulsa to join The Eye Institute as a comprehensive, general ophthalmologist. He is board certified by the American Board of Ophthalmology and is a Fellow of the American Academy of Ophthalmology. Additionally, Dr. Peters remains actively involved in academia as an Associate Clinical Professor of Ophthalmology at The University of Oklahoma's School of Medicine, where he mentors medical students and resident physicians. Dr. Peters leads a highly skilled team of ophthalmic assistants, working collaboratively to deliver advanced eye care in a warm and professional office environment. His practice offers a comprehensive range of medical services, including thorough eye examinations, glaucoma evaluations, diabetic eye examinations, and medical treatment for various eye diseases and injuries. Dr. Peters also specializes in state-of-the-art surgical techniques for cataract surgery and intraocular lens implantation, ensuring optimal outcomes for his patients. With his unwavering commitment to patient well-being and his dedication to staying at the forefront of ophthalmic advancements, Dr. Walter J. Peters continues to be a trusted leader in the field of ophthalmology, providing personalized and cutting-edge care to the Tulsa community and beyond. Dr. Walter J. Peters is a seasoned ophthalmologist renowned for his commitment to excellence in patient care and his expertise in treating a wide spectrum of ophthalmic conditions, with a particular focus on cataract surgery. With a dedication to ensuring the safety and comfort of his patients, Dr. Peters strives to provide comprehensive and compassionate care to individuals of all ages. A native of Tulsa, Dr. Peters began his academic journey at The University of Kansas in Lawrence, where he earned his undergraduate degree. He then pursued his Medical Degree at The University of Oklahoma's School of Medicine, graduating with … (continued)

Job Titles:

• Distinguished Member

Dr. Jamal Siddiqui, a graduate of Cascia Hall Preparatory School, embarked on his journey in medicine with a strong academic foundation. He earned his Bachelor of Engineering in Biomedical Engineering from Vanderbilt University in Nashville, TN, before achieving distinction (top 15% of class) at the University of Oklahoma College of Medicine. During his medical studies, Dr. Siddiqui was honored with the Freda Sorensen Plummer Scholarship for academic excellence and participated in the Honors Research Program, where he made significant contributions to the understanding of neuronal brainstem pathways in the auditory system. Dr. Siddiqui continued his pursuit of excellence in ophthalmology during his residency at Brown University School of Medicine in Providence, RI. Serving as Chief Resident in his final year, he was recognized for his outstanding achievements, including publications in the Journal of Neuro-Ophthalmology and receipt of the prestigious William G. Tsiaras Research Award for his groundbreaking work in developing protocols for treating ophthalmic complications, such as macular edema from diabetes. Board certified by the American Board of Ophthalmology, Dr. Siddiqui is a distinguished member of several professional organizations, including the American Academy of Ophthalmology, Oklahoma Ophthalmology Academy, Tulsa County Medical Association, Oklahoma State Medical Association, and the American Medical Association. With a commitment to personalized care, Dr. Siddiqui ensures that each patient receives individualized attention and thorough explanations of their condition and treatment options. He believes in a collaborative approach with his patients, striving to achieve the best possible outcomes together. Dedicated to staying at the forefront of advancements in ophthalmology, Dr. Siddiqui embraces cutting-edge technologies to enhance patient care. From state-of-the-art diagnostics in the office to innovative surgical techniques in the operating room, he is committed to providing safe, effective, and comfortable treatments. His expertise encompasses a wide range of services, including general eye exams, glasses prescriptions, screening and monitoring of eye diseases, cataract surgery, glaucoma surgery, pterygium surgery, and ocular trauma surgery. Dr. Jamal Siddiqui, a graduate of Cascia Hall Preparatory School, embarked on his journey in medicine with a strong academic foundation. He earned his Bachelor of Engineering in Biomedical Engineering from Vanderbilt University in Nashville, TN, before achieving distinction (top 15% of class) at the University of Oklahoma College of Medicine. During his medical studies, Dr. Siddiqui was honored with the Freda Sorensen Plummer Scholarship for academic excellence and participated in the Honors Research Program, where he made significant contributions to the understanding of neuronal brainstem pathways in the auditory system. Dr. Siddiqui continued his pursuit of excellence in ophthalmology … (continued)

Job Titles:

• Optometrist

Originally from Tulsa, Dr. Vandervoort embarked on her optometric journey at Northeastern State University Oklahoma College of Optometry, where she earned her doctorate. Throughout her time at NSUOCO, she demonstrated exemplary academic prowess, earning membership in the esteemed Beta Sigma Kappa Honor Society. Notably, her dedication to excellence was consistently recognized with Honor Society awards during all four years of her studies. Dr. Vandervoort's exceptional clinical acumen was further acknowledged with the Clinical Excellence Award and the Contact Lens Clinical Excellence award. Prior to her optometric pursuits, Dr. Vandervoort completed her undergraduate studies at the University of Texas at Austin, … (continued)

Job Titles:

• Glaucoma Specialist, Cataract Surgeon and General Ophthalmology

Dr. Madeleine Hasbrook, M.D., brings a wealth of expertise to her role as a board-certified ophthalmologist. She specializes in both the medical and surgical treatment of glaucoma, cataract surgery and general eye care. Raised in Tulsa, her academic journey began at the University of Tulsa, where she earned a Bachelor of Arts in History. Continuing her pursuit of knowledge, she obtained her medical degree from the University of Oklahoma in Oklahoma City. Dr. Hasbrook's passion for ophthalmology flourished during her residency at the Beaumont Eye Institute in Royal Oak, Michigan. It was there that she developed a keen interest in glaucoma and its profound impact on patients' lives. This led her to pursue advanced training through a fellowship in glaucoma at Henry Ford Hospital in Detroit, where she gained expertise in a wide array of surgical techniques, from traditional approaches to minimally invasive procedures, as well as complex cataract surgeries. A dedicated member of several prestigious organizations, including the American Glaucoma Society (AGS), American Society of Cataract and Refractive Surgery (ASCRS), and American Academy of Ophthalmology (AAO), Dr. Hasbrook is committed to staying at the forefront of her field. Her contributions to respected journals, such as the Journal of Glaucoma, Journal of Cataract and Refractive Surgery, and Investigative Ophthalmology and Visual Science, underscore her dedication to advancing knowledge and improving patient care. Dr. Hasbrook understands the unique nature of each glaucoma case and tailors her approach accordingly, utilizing a combination of medical and surgical techniques to meet the individual needs of her patients. Emphasizing collaboration, patient-centered care, and open communication, she ensures that each patient receives personalized attention and comprehensive education about their condition and treatment options. In addition to her specialization in glaucoma and cataracts, Dr. Hasbrook provides a wide range of general ophthalmology services, including routine eye exams, allergy management, diabetic eye exams, and treatment for dry eyes. With a holistic approach to eye care, she is dedicated to helping her patients achieve and maintain optimal vision and eye health. Dr. Madeleine Hasbrook, M.D., brings a wealth of expertise to her role as a board-certified ophthalmologist. She specializes in both the medical and surgical treatment of glaucoma, cataract surgery and general eye care. Raised in Tulsa, her academic journey began at the University of Tulsa, where she earned a Bachelor of Arts in History. Continuing her pursuit of knowledge, she obtained her medical degree from the University of Oklahoma in Oklahoma City. Dr. Hasbrook's passion for ophthalmology flourished during her residency at the Beaumont Eye Institute in Royal Oak, Michigan. It was there that she developed a keen interest in … (continued)

Job Titles:

• Ophthalmologist - Cornea and External Diseases, Refractive Surgery

Dr. Goldberg brings a wealth of expertise and dedication to his practice, specializing in advanced corneal, cataract, and refractive surgery. Board certified by the American Board of Ophthalmology, he is deeply committed to providing comprehensive care for a wide range of corneal diseases, cataracts, and anterior segment eye conditions. Dr. Goldberg remains at the forefront of his field, employing cutting-edge medical and surgical interventions to ensure optimal outcomes for his patients. A distinguished academic and practitioner, Dr. Goldberg's journey began with academic excellence, graduating Summa Cum Laude and Phi Beta Kappa from Duke University before earning his medical degree from Duke University School of Medicine. He completed his ophthalmology residency at the California Pacific Medical Center in San Francisco, followed by a prestigious two-year fellowship in cornea and refractive surgery at the Washington University School of Medicine in St. Louis. During his fellowship, Dr. Goldberg conducted groundbreaking research that contributed to the FDA approval of the excimer laser for use in the United States. Prior to joining the Tulsa community, Dr. Goldberg served as Assistant Professor of Ophthalmology at the New York Eye and Ear Infirmary, where he directed the institution's cornea and refractive surgery lecture series and received the Resident Teaching Award. Currently, he holds appointments as Clinical Assistant Professor at the University of Oklahoma School of Medicine - Tulsa and Adjunct Clinical Assistant Professor at the OSU School of Osteopathic Medicine in Tulsa. He also serves as a Volunteer Clinical Preceptor at the Northeastern State University School of Optometry in Tahlequah, OK. Dr. Goldberg's commitment to advancing ophthalmic care extends beyond his practice. He has served as Medical Director and Assistant Medical Director at the Oklahoma Lions' Eye Bank and has been actively involved in the Eye Bank Association of America, contributing to the oversight of tissue banks supplying corneas for transplantation nationwide. Recognized as one of Oklahoma's "Top Doctors" by Castle Connolly - America's Top Doctors, Dr. Goldberg has lectured nationally and published numerous peer-reviewed articles in ophthalmology journals. He is also a coauthor of corneal and refractive surgery textbook chapters. Dr. Goldberg's practice is guided by a commitment to compassionate and ethical patient care, ensuring that each individual receives the highest standard of treatment for their ophthalmic needs. Dr. Goldberg brings a wealth of expertise and dedication to his practice, specializing in advanced corneal, cataract, and refractive surgery. Board certified by the American Board of Ophthalmology, he is deeply committed to providing comprehensive care for a wide range of corneal diseases, cataracts, and anterior segment eye conditions. Dr. Goldberg remains at the forefront of his field, employing cutting-edge medical and surgical interventions to ensure optimal outcomes for his patients. A distinguished academic and practitioner, Dr. Goldberg's journey began with academic excellence, graduating Summa Cum Laude and Phi Beta Kappa from Duke University before earning his medical degree from … (continued)

Dr. Balyeat's journey in medicine began with a strong foundation in chemistry at Duke University, followed by his medical degree from the University of Oklahoma College of Medicine. He further honed his skills through an internship that encompassed internal medicine, neurology, and general surgery rotations. Dr. Balyeat's passion for ophthalmology led him to complete his residency at OU's Dean A. McGee Eye Institute, where he received comprehensive training in the field. Dedicated to advancing his expertise, Dr. Balyeat pursued a retinal surgical fellowship at Atlanta Ophthalmology Consultants, Piedmont Hospital in Atlanta, GA, under the mentorship of esteemed physicians William S. … (continued)

Dr. Cox's journey in medicine began with academic excellence, graduating Summa Cum Laude from Vanderbilt University in Nashville, TN, before continuing his education at the University of Oklahoma for medical school. There, he distinguished himself by graduating Alpha Omega Alpha and Summa Cum Laude, demonstrating his commitment to excellence in both academics and patient care. Following medical school, Dr. Cox pursued specialized training in ophthalmology, completing a residency at the esteemed Callahan Eye Hospital in Birmingham, AL, where he served as Chief Resident. His dedication to advancing his skills led him to undertake a fellowship in Oculoplastic and Reconstructive surgery, sponsored by the American Society of Oculoplastic and Reconstructive Surgery. This intensive two-year program, reserved for only ten percent of applicant surgeons annually, provided Dr. Cox with unparalleled experience, including over 3,000 surgeries performed, the highest in the country during his fellowship. Board-certified by both the American Board of Ophthalmology and the American Society of Ophthalmic Plastic and Reconstructive Surgery (ASOPRS), Dr. Cox holds a unique distinction as the only physician in Northeastern Oklahoma to achieve ASOPRS certification. His dedication to providing exceptional care is evident in his personalized approach to each patient. Dr. Cox takes the time to thoroughly discuss treatment options and ensures his patients feel comfortable and informed every step of the way. From pre-surgical consultations to post-operative care, Dr. Cox remains actively involved, striving for the best possible outcomes for his patients. Equipped with the latest procedures and diagnostic technologies, Dr. Cox offers cutting-edge treatments that optimize both eye health and patient comfort. His expertise encompasses a wide range of services, including functional and cosmetic eyelid surgeries, Botox and filler treatments, tear duct surgery, eye removal, and the management of various eye and orbital tumors, as well as thyroid eye disease. With a commitment to excellence and a passion for advancing patient care, Dr. Cox continues to be a trusted leader in the field of ophthalmic surgery, providing unparalleled expertise and compassionate care to his patients in Northeastern Oklahoma and beyond. Dr. Cox's journey in medicine began with academic excellence, graduating Summa Cum Laude from Vanderbilt University in Nashville, TN, before continuing his education at the University of Oklahoma for medical school. There, he distinguished himself by graduating Alpha Omega Alpha and Summa Cum Laude, demonstrating his commitment to excellence in both academics and patient care. Following medical school, Dr. Cox pursued specialized training in ophthalmology, completing a residency at the esteemed Callahan Eye Hospital in Birmingham, AL, where he served as Chief Resident. His dedication to advancing his skills led him to undertake a fellowship in Oculoplastic and Reconstructive surgery, … (continued)

Stephanie Souvannachak-Cowick, O.D., embarked on her journey in optometry with a strong foundation in education. She earned her undergraduate degree from Southwestern Oklahoma State University in Weatherford before pursuing her Doctorate in Optometry from Western University College of Health Sciences (WUCO) in Pomona, California. During her tenure at WUCO, Dr. Cowick's dedication and excellence were recognized with The Vision Council/COLA Terry Yoneda Excellence in Ophthalmic Optics Award, a testament to her commitment to the field of optometry. She is a proud member of both the American Optometric Association and the Oklahoma Association of Optometric Physicians. Since joining The Eye Institute … (continued)

Dr. Briggs attended Metro Christian Academy for his early education. He received a Bachelor of Science in Nutritional Sciences from Oklahoma State University where he graduated Summa Cum Laude with a 4.0 GPA. Dr. Briggs attended medical school at the University of Oklahoma Health Sciences Center in Oklahoma City and spent his clinical training at the OU-Tulsa School of Community Medicine. He was selected for membership in the Alpha Omega Alpha honor society which is reserved for the top 15% of the class. He also received the Dr. Fred G. Silva Medical Leadership Award which is reserved for the single … (continued)

Job Titles:

• Ophthalmologist - Ophthalmic and Cataract Surgery

Dr. Brockman holds a significant role as a founding partner of The Eye Institute and The Eye Surgery Center of Tulsa. With over 35 years of experience, he has transitioned away from surgery but remains deeply committed to diagnosing and treating medical eye diseases, alongside performing comprehensive eye exams. As a Life Fellow of the American Academy of Ophthalmology and certified by the American Board of Ophthalmology, Dr. Brockman's professional accomplishments extend beyond clinical practice. He has held prestigious leadership positions, including President of the Oklahoma State Medical Association, the Tulsa County Medical Society, and the Tulsa Surgical Society. Additionally, he served as chairman of the OSMA Board of Trustees for two terms. Dr. Brockman's academic journey began at Texas Christian University, where he graduated with high honors. His induction into the Phi Beta Kappa honor fraternity and active involvement in the Kappa Sigma fraternity underscore his dedication to academic excellence and community engagement. Continuing his education, he earned his medical degree from the University of Texas Medical School at Houston, followed by internship and residency at the University of Pennsylvania. Beyond his professional achievements, Dr. Brockman's interests include a love for country music, which often sets the tone in his operating room. However, his greatest joy stems from his enduring relationship with his wife of 45 years, Blair, a fellow TCU graduate and native Tulsan. Together, they raised two sons who also reside in Tulsa. In his leisure time, Dr. Brockman is an avid hiker and cyclist, having explored forty of our national parks alongside Blair. He actively participates in the Tulsa Bicycle Club, embodying a balanced lifestyle that reflects his commitment to both physical activity and community engagement. To schedule a routine or comprehensive eye examination with Dr. Brockman, please contact his office at 918-742-5513. Dr. Brockman holds a significant role as a founding partner of The Eye Institute and The Eye Surgery Center of Tulsa. With over 35 years of experience, he has transitioned away from surgery but remains deeply committed to diagnosing and treating medical eye diseases, alongside performing comprehensive eye exams. As a Life Fellow of the American Academy of Ophthalmology and certified by the American Board of Ophthalmology, Dr. Brockman's professional accomplishments extend beyond clinical practice. He has held prestigious leadership positions, including President of the Oklahoma State Medical Association, the Tulsa County Medical Society, and the Tulsa Surgical Society. Additionally, … (continued)

Job Titles:

• Optometrist
• Retired / Anthony Battese, O.D. Vanessa E. Bennett, O.D.

Dr. Vanessa Bennett's journey in optometry began with a solid academic foundation at Oklahoma State University in Stillwater, followed by her exceptional performance at Northeastern State University Oklahoma College of Optometry (NSUOCO) in Tahlequah, Oklahoma. Graduating Summa Cum Laude, Vanessa's dedication to academic excellence was recognized with induction into Beta Sigma Kappa, a prestigious honor reserved for top achievers. Notably, she also earned recognition as one of the top clinicians in her graduating class, receiving the Clinical Excellence Award for her outstanding contributions. Since joining The Eye Institute in 2014, Dr. Bennett has been dedicated to providing comprehensive vision care … (continued)