HEALTHTEXAS AGENT - Key Persons


Claudia A. Aguero

Dr. Claudia Aguero was born and raised in San Antonio and is Board Certified in Family Medicine. For her, being a physician is more of a calling than a profession and it is a privilege to be part of her patients lives. She has a passion for caring for each patient's mental, physical and spiritual well-being. Previously, she served as Department Chief of Family Medicine for Valley Baptist Medical Center in Harlingen and was Adjunct Faculty at The University of Texas Health Science Center in San Antonio. Many of her patients travel all the way from the Valley to continue their care with her. Dr. Aguero is married to a cardiac nurse and is proud that caring for others seems to be a family trait! She has two grown children and enjoys spending time with her family. She also likes traveling, fishing, gardening and hiking.

Destinee Delgado

Job Titles:
  • Marketing Specialist

Dr. Ana Maria Calderon

Dr. Ana Maria Calderon was born and raised in Bogota, Colombia and is Board-Certified in Internal Medicine. Dr. Calderon loves helping people and has always had a great interest in the physiology of the human body. She feels it is a privilege to help people with their healthcare needs. Along with her expertise in primary care, Dr. Calderon is also Board Certified in Obesity Medicine. This specialized training has helped many patients find joy and achieve their health goals. Dr. Calderon enjoys working out to keep herself in good physical condition. What feeds her soul, however, is sponsoring a child in Guatemala. She has been doing this for the past decade through Children International. Dr. Calderon is married and has two daughters.

Dr. Andrine Grant

Dr. Andrine Grant was born and raised in Jamaica. She has been practicing medicine for 20 years and is Board Certified in Family Medicine. Dr. Grant focuses on the whole person approach for her patient's physical, mental and spiritual well-being. In addition to being a medical doctor, she is also a preceptor at The University of the Incarnate Word. Dr. Grant is one of eight children, three of whom are physicians. She is a twin and is often mistaken for her twin sister, who also serves the San Antonio community as a physician. When not treating patients, Dr. Grant enjoys singing, theatrical production, cooking, and spending time with her husband and two children.

Dr. Bharath Pola

Dr. Bharath Pola enjoyed his grade school years in New York but he considers the Midwest his first home. Dr. Pola is Board Certified in Internal Medicine and has been recognized for his outstanding care with patients who have diabetes. Dr. Pola enjoys getting to know his patients and their families and making a difference in their quality of life. Previously, Dr. Pola enjoyed a distinguished 11-year career in the United States Air Force. When not caring for patients, Dr. Pola enjoys cycling, cooking, being outdoors, traveling and spending time at home with his wife, his family and his rambunctious Pomeranian-Chihuahua mix named Dexter.

Dr. Christopher Caulfield

Job Titles:
  • Medical Director for the Quality Partners in Care
Dr. Christopher Caulfield was born and raised in Montreal, Canada. He is board-certified in Family Medicine. Dr. Caulfield has a passion for geriatric medicine and is highly recognized for his expertise in overseeing his patients total healthcare. In addition, he is known for his caring disposition and spends the time necessary with his patient and family members to care better for them and listen to all their concerns. When not tending to patients, Dr. Caulfield enjoys spending time with his wife and two children, being physically active by running, and watching movies. Dr. Caulfield also serves as the Medical Director for the Quality Partners In Care (QPIC) ACO at HealthTexas.

Dr. Douglas F. Bahr

Dr. Douglas F. Bahr was born in Kimball, Nebraska and has enjoyed living worldwide as his father served in the United States Air Force. After attending high school in England, he decided he wanted to help people with their health and pursued his Medical Degree. He is Board Certified in Internal Medicine. Dr. Bahr cherishes the physician/patient relationship and always strives to provide a valuable service to his patients and community. He has practiced medicine in the New Braunfels area for over 30 years. When not taking care of his patients, Dr. Bahr enjoys spending time with his wife and children and gardening in his yard.

Dr. Jasmine Garcha

Dr. Jasmine Garcha was born and raised in Chandigarh, India. She attended medical school at Adesh Institute of Medical Sciences & Research in Punjab, India and her postgraduate degree in Public Health focused on Epidemiology and Biostatistics from Icahn School of Medicine at Mount Sinai in New York. Dr. Garcha completed her residency in Family Medicine at The University of Texas Rio Grande Valley. Following her residency, she worked in an acute care setting in multiple hospitals in the Rio Grande Valley as a hospitalist. Dr. Garcha had an affinity to study human sciences so she decided to become a Physician at a young age. Through medicine, she discovered her purpose of making a meaningful impact. Dr. Garcha finds it extremely rewarding to help her patients achieve their desired health goals. When not treating patients, Dr. Garcha enjoys spending time outdoors in nature, taking long walks/ hikes with her husband, traveling and spending time with family. A fun fact is that she is a huge foodie and loves trying different food cuisines.

Dr. John Brian Lim

Dr. John Brian Lim was born and raised in Cebu City, Philippines and is Board Certified in Internal Medicine. After accomplishing his medical degree and residency, he completed a Hospice and Palliative Care Fellowship at Metro Health Medical Center in Cleveland, Ohio. Dr. Lim's clinical practice focuses on geriatric care and primary prevention. He is dedicated to providing the best patient experience for his patients. This includes a personalized approach to medical care and providing his patients with the education and preventive tools they need to improve their health and well-being, and is receptive to alternative medicine. When not caring for patients, Dr. Lim enjoys gardening, bicycling, playing tennis and spending time with his wife and children.

Dr. Jose Ortiz

Dr. Jose Ortiz was born and raised in Texas and has called San Antonio home since 2004. He is Board Certified in Internal Medicine and is well established as a highly skilled and compassionate physician. He is recognized for his exceptional care for those patients with a chronic illness including Diabetes and Hyperlipidemia. What sets Dr. Ortiz apart is not only his medical expertise, but his calm demeanor as he works with his patients to ensure they receive the right care every time he meets with them. He loves answering all his patients questions and guiding their health decisions, always trying to give evidence based advise to each and every one of them. He is recognized by his peers for his focus on preventive healthcare and making sure his patients are well informed and empowered to take control of their health. When not seeing patients, Dr. Ortiz enjoys relaxing with his wife and daughter. When the time allows it, Dr. Ortiz loves to travel with his family. Together, they constantly try to improve their daily diet for healthy eating habbits and stay active with exercise. As a family, they also like spending time with their friends and like to enjoy what the changing City of San Antonio has to offer.

Dr. Kristi Clark

Dr. Kristi Clark is a native of San Antonio and has been practicing medicine for over 20 years and with HealthTexas since 2004. She is Board Certified in Internal Medicine and currently serves as the President & CEO of HealthTexas Medical Group. She is active in the medical community and the Bexar County Medical Society. Dr. Clark has a strong interest in preventive care and the overall wellness of her patients. She has been an educational speaker at many community events discussing diabetes, hypertension, depression, and memory loss. Dr. Clark considers being a physician a privilege and her greatest satisfaction comes from helping her patients. She appreciates the trust her patients place with her and works diligently to allay their fears and help them reach their goals. When she is not working or treating patients, she enjoys spending time with her family snow skiing, gardening and reading.

Dr. Lauren Bishop

Dr. Lauren Bishop was born and raised in Grapevine, Texas. She completed her Bachelor of Science at Baylor University in Waco, Texas. She then attended Baylor College of Medicine in Houston, Texas. In addition to her medical degree, she completed coursework and research, earning a certificate in Space Medicine. She completed her Family Medicine residency at the University of Texas Health Science Center at San Antonio, where she served as Academic Chief Resident. Dr. Bishop was inspired to pursue family medicine by her father, also a family physician. He has been a role model and mentor to Dr. Bishop in building meaningful relationships with patients and finding a deep sense of purpose and fulfillment in this work. When not caring for patients, Dr. Bishop enjoys making crafts, hiking nature trails, and spending time with her friends and family. She has a cat and two rescue dogs.

Dr. Mary Casiwa

Dr. Mary Casiwa is Board Certified in Family Medicine. She is originally from the Philippines and is bilingual in Tagalog and English. She attended most of her education in the Philippines and then came to West Virginia for her residency program. Dr. Casiwa always knew she wanted to become a physician since she was a child. She believes it is her mission to help people and make a difference in their lives. She really enjoys listening to her patients about their lives and experiences but especially with their pains and health concerns. She loves treating them as a whole and has always believed that mental health is just as important. If you help a patient mentally and emotionally you are more successful in their treatment. When not treating patients, Dr. Casiwa likes to watch movies with her family and spend as much time as she can with them.

Dr. Michael J. Dominguez

Job Titles:
  • Clinical Associate Professor at the University of Texas Health Science Center Department of Family
Dr. Michael J. Dominguez was born and raised in Deming, New Mexico. Dr. Dominguez is Board Certified in Family Medicine and has a strong interest in family, diabetes and geriatric healthcare. Dr. Dominguez has served as a Clinical Associate Professor at the University of Texas Health Science Center Department of Family and Community Medicine. He is also the contributing medical expert for the Westside Sol newspaper. Dr. Dominguez is married to a Primary Care Doctor and together they have three adult children, one son and twin girls. When Dr. Dominguez and his wife aren't treating patients, they enjoy spending time with his family, traveling and visiting their children.

Dr. Ricardo Arevalo

Dr. Ricardo Arevalo was born and raised in El Salvador and is Board Certified in Family Medicine. Dr. Arevalo has established a strong reputation for being an extremely compassionate physician who makes his patients feel special. He strives to establish and maintain a high level of trust in each physician/patient relationship. He feels it is truly an honor to be responsible for his patient's health and overall wellness. When not treating patients, Dr. Arevalo enjoys spending time with his wife, two daughters, and four dogs. He also enjoys cars, mountain biking, going to the gym, and to the movies.

Jennifer Ibarra

Job Titles:
  • Agent Relations Coordinator

Joseph Aguilar

Job Titles:
  • Marketing Coordinator

Lorena Cuello

Job Titles:
  • Agent Relations Coordinator

Silvia Bonilla

Job Titles:
  • Agent Relations Coordinator

Tricia Lopez - VP

Job Titles:
  • Vice President