GREATER MACOMB PHO - Key Persons


Aleksandra Vucevski

Job Titles:
  • Quality Informatics Analyst
Aleksandra Vucevski graduated from Oakland University with her master's degree in Public Health in 2020. She has population health experience working on a local government level and with a FQHC in Detroit.

Amanda Steier

Job Titles:
  • Care Management Coordinator
Amanda studied nursing at the TEC center during her high school years and became a Certified Nursing Assistant in 2007. Amanda worked as a CNA at a skilled nursing facility for 7 years. After graduating high school, she continued to study nursing at St. Clair Community College. She attended a career training center in 2013 becoming a Cardio Phlebotomy Technician and a Clinical Laboratory Assistant. She is nationally certified in Telemetry and Cardiopulmonary Resuscitation. Amanda became a Certified Medical Assistant in 2014. She has spent her career working in outpatient clinics specializing in care management, adult medicine, geriatric medicine and neurology. Amanda is part of the Care Management team and is ready to assist patients with their health concerns.

Amber Bartoli

Job Titles:
  • Executive Assistant / Enrollment Coordinator
Amber Bartoli graduated from Oakland University in Rochester MI with a Bachelor of Arts in Psychology. She has over 15 years of administrative experience and transitioned from the legal field to GMP Network in July 2019.

Amecia Matthews

Amecia Neal has over seven years of experience as a certified medical assistant. She has a Bachelor's degree in Health Science from Kaplan University.

Angela Vanker

Job Titles:
  • Member of the GMP Network Team
  • Executive Director, GMP Network
  • Experience Working With and Advocating for Physician
Angela Vanker has over 15 years of experience working with and advocating for physician practices. She served as the Director of Practice Transformation at Alliance Health, where she designed and implemented integrated care teams in primary care, including care management and behavioral health. She also served as a Director of Quality Initiatives at MPRO, a quality improvement service provider for the State of Michigan. Angela received her Masters of Public Health from SUNY-Albany School of Public Health in 2005 and her Bachelors of Science from Lyman Briggs School at Michigan State University in 2003.

Bruce Kelly

Job Titles:
  • Business Operations Director
Bruce Kelly comes to GMP Network with many years of healthcare IT and financial experience previously serving as CIO of POH Medical Center (now McLaren Oakland) and Mercy Memorial Hospital System (now ProMedica Monroe). In Bruce's previous roles he has been responsible for the implementation and optimization of hundreds of computer applications including hospital and ambulatory EMR systems.

Carolann Kinner

Job Titles:
  • Secretary GMP Network
Dr. Kinner attended medical school at Michigan State University in East Lansing, Michigan. She is board certified by the American Osteopathic Board of Internal Medicine. Dr. Kinner has an emphasis on comprehensive and preventative care as part of Diab and Kinner Internal Medicine, PC., in Warren, MI.

Donald Muir

Job Titles:
  • President GMP Network
Dr. Muir graduated from the University of Michigan Medical School in 1985. He works in Clinton Township, MI and specializes in Family Medicine and is certified by the American Board of Family Medicine, Dr. Muir is affiliated with Henry Ford Macomb Hospital.

James C. Martin

Job Titles:
  • Medical Director
  • Member of the GMP Network Team
Graduated from Des Moines University Osteopathic Medical School in 2002. Joined GMPN in 2012 as Medical Director in charge of the Blue Care Network contract. Dr. James Martin is board certified in Family Medicine and practices in Shelby Township. He has experience being an employed physician for ten years as part of the Henry Ford Health System and as a private practice physician since 2016.

Jason Wrobel

Job Titles:
  • Business Analyst
Jason Wrobel has 12 years of experience in health insurance working with membership, claims and benefits. He has a Bachelor of Arts and Green Belt in Six Sigma from the University of Michigan.

Jixian Wu

Jixian Wu, MD is a practicing Internist in Troy, MI. Dr. Wu graduated from Shanghai School of Medicine in 1990 and has been in practice for 28 years. He completed a residency at St John Hospital. Dr. Wu also specializes in Hospitalist. He currently practices at IPC The Hospitalist Company and is affiliated with DMC Harper University Hospital, DMC Sinai-Grace Hospital and Henry Ford Macomb Hospital Clinton Township. Dr. Wu is board certified in Internal Medicine.

Marcus Koss

Job Titles:
  • Physician
Dr. Koss is a family medicine physician who graduated from Wayne State University School of Medicine in 1999. He is board certified by the American Board of Family Medicine. After being an employed physician in Roseville, MI for 9 years, Dr. Koss opened a private practice in 2022 in Saint Clair Shores, MI. He focuses on outpatient care and is affiliated with Henry Ford Macomb and Beaumont Grosse Pointe hospitals.

Melissa Slater

Job Titles:
  • Community Health Worker
Melissa Slater is a 2007 Graduate of Baker College, Medical Administration Program. In 2008 she was certified as a CPC through AAPC. She gained experience working in OBGYN, Family Medicine, and Chiropractic Care. She worked as an Adjunct Faculty member with Baker College in the Medical Coding Program. She has 15 years' experience in General Business Management. In 2021, she married her experiences in Education, Business Leadership, and Medical Administration and obtained her Certification in Community Health Work through MICHWA.

Monica Brydges

Job Titles:
  • Clinical Quality Coordinator
Monica Brydges graduated from Madonna University with a degree in Health Sciences concentrated in Population Health. Monica has experience working within a managed care organization working with their Medicare population.

Omokayode Osobamiro

Dr. Omokayode Osobamiro, MD is a nephrology specialist in Clinton Township, MI and has been practicing for 35 years. He graduated from University of Ibadan / College of Medicine in 1983 and specializes in nephrology and critical care medicine.

Orchid Beatty

Job Titles:
  • Member of GMP Network
Orchid Beatty has been a member of GMP Network since 2008 supporting the organization practices with clinical integration activities, education and support service needs.

Rajika Lasitha Munasinghe

Job Titles:
  • President, Academic Internal Medicine Specialists, Site Director
Dr. Rajika Munasinghe is board certified in internal medicine, with a masters degree is biostatistics and epidemiology from the Medical College of Wisconsin and a MBA from the Broad College of Business at Michigan State University. Dr. Munasinghe completed his residency at Wayne State University, and now serves as a clinical associate professor at the school. He has been associate program director of the Internal Medicine Residency Program at Sinai-Grace since 2000. At AIMS, Dr. Munasinghe oversees the financial operations, information systems and strategic planning of the organization as well as providing inpatient hospital care. He recently earned his master's in business administration (MBA) from Michigan State University's Executive MBA Program.

Ronald Barnett

Dr. Barnett graduated from Michigan State University, College of Osteopathic Medicine in 1986. Dr. Barnett specializes in Internal Medicine and Geriatrics. He is board certified in Internal Medicine with a sub-specialty in Geriatric Medicine. He provides comprehensive care to patients in all clinical settings including office, hospital, home and long-term care facilities. Dr. Barnett's practice in St. Clair Shores and he is affiliated with Henry Ford Macomb Hospital and St. John Macomb Oakland and McLaren Macomb Medical Center.

Salvatore Palmeri

Job Titles:
  • Data Analyst
Salvatore (Sam) Palmeri graduated from Oakland University in Rochester MI with a Bachelor of Science in Computer and Information Science in 1982 and has since worked in Information Technology doing application development, web development and data analysis. Working mainly within automotive IT industry for 30 years, he transitioned to the health care IT industry in 2012 when he joined GMPN's Data Analytics department

Shannon Hill

Job Titles:
  • Clinical Quality Coordinator / Shannon
Shannon Hill is a certified medical assistant with six years of experience in a healthcare office setting, the last two of which she spent as a practice manager for an internal medicine office. She has both a Bachelor's and Master of Public Health from Southern New Hampshire University.

Tara Pittman

Job Titles:
  • Behavioral Health Specialist
Tara Pittman graduated from Wayne State University with a Bachelor's degree in Psychology and a minor in Health Sciences in 2011. She pursued her passion by obtaining her Master's Degree in Social Work, specializing in Mental Health and Substance Abuse. Tara has diverse experiences across various healthcare and social service settings, highlighting her adaptability and unwavering dedication to helping others. Her previous roles include case management in a hospital setting and legal setting, emergency department crisis screens, individual and group therapy on an inpatient, partial program and outpatient setting, and collaboration with multidisciplinary teams. Her commitment to making a difference in people's lives is evident in her versatile roles and ongoing pursuit of assisting others in different capacities.

Terri Howell

Job Titles:
  • Business Operations Manager
Terri Howell is an accomplished professional with 16 years of medical billing experience and she became a Certified Outpatient Coder in April 2017. Terri is also a member of AAPC and belongs to the Macomb Township chapter. Terri became a Certified Documentation Expert Outpatient in May 2019 and a Certified Compliance Officer in April 2022.

Thomas J. Neuner

Dr. Neuner is past administrator of Michigan Spine and Joint Center, an integrated group of spine care specialists collectively providing services which include chiropractic, physiatry, interventional pain management and physical therapy. Dr. Neuner was also an allied chiropractic physician with Michigan Head and Spine Institute, one of our nation's largest neurosurgical groups. Currently retired from direct patient care spanning 1984 to 2020 , Dr. Neuner now maximizes his keen interest and expertise in the integration, collaboration and coordination of varied health care practitioners within the field of spine care continuum through Spine Care Partners, LLC. consulting group. Implementation and support of value-based care delivery and reimbursement strategies within this space is of prime focus. Dr. Neuner is a 1984 graduate of National University of Health Sciences. Dr. Neuner is also a medical attorney of 22 years holding a J.D. degree from Detroit College of Law, Michigan State University, admitted to the Michigan Bar in 1996. He is a member of the Michigan Health Lawyers Association and American Bar Association.