
Locations and Appointments
Insurances Accepted
Before your appointment, please contact the doctor's office or your insurance provider to verify that your insurance is accepted. This list of insurances can change, and the insurance plans listed may not be accepted at all office locations for this provider.
- Aetna Signature Administrators
- Medicare Managed Care
- HMO
- PPO
- POS
- EPO
- NY Signature
- Student Health
- Essential Plan
- Medicaid Managed Care
- Special Needs
- Medicare Managed Care
- PPO
- HMO
- Great West (National)
- EPO
- POS
- PPO
- Medicare Managed Care
- Select Care (Exchange)
- Vytra
- EPO
- Medicare Managed Care
- HMO
- PPO
- POS
- ConnectiCare
- Essential Plan
- Medicaid Managed Care
- Medicaid Managed Care
- Child/Family Health Plus
- Essential Plan
- PPO
- Medicare Managed Care
- HMO
- EPO
- Essential Plan
- Medicaid Managed Care
- Medicare Managed Care
- Child/Family Health Plus
- Leaf (Exchange)
- Medicaid Managed Care
- Child/Family Health Plus
- Medicare Managed Care
- Medicare Managed Care
- Local 1199
- MagnaCare
- Traditional Medicare
- Railroad
- Multiplan
- HMO
- Essential Plan
- Child/Family Health Plus
- Medicaid Managed Care
- Special Needs
- HMO
- POS
- PPO
- Columbia University Employee Plan
- Empire Plan
- Compass (Exchange)
- Oxford Liberty
- Oxford Freedom
- Oxford HMO
- Medicare Managed Care
- Medicaid (Community Plan)
- SelectHealth
- Medicare Managed Care
- Special Needs
- Medicaid Managed Care
- Medicare Managed Care
- World Trade Center Health Plan
About Jacqueline Yuey Lonier, MD
Dr. Jacqueline Lonier is a board-certified endocrinologist specializing in the care of adults with diabetes. She is an Associate Professor of Medicine at Columbia University Irving Medical Center and serves as Associate Director of the Naomi Berrie Diabetes Center, where she leads clinical programs focused on diabetes care. Dr. Lonier has particular expertise in type 1 and type 2 diabetes management, diabetes technology (including insulin pumps and continuous glucose monitoring), atypical diabetes, and diabetes care during pregnancy.
Dr. Lonier is an active investigator in multiple NIH- and foundation-funded clinical trials focused on diabetes treatment and technology. She currently serves as site principal investigator for several national studies, including trials of immune therapies for type 1 diabetes, real-world outcomes in people with type 2 diabetes, and novel insulin delivery systems. She is a member of the American Diabetes Association and has served on national advisory committees related to diabetes care.
In addition to her clinical and research roles, Dr. Lonier is a dedicated educator and mentor to medical students, residents, and fellows at Columbia. Her approach to patient care emphasizes collaboration, individualized treatment, and a commitment to delivering the highest standard of evidence-based medical care.
Board Certifications
Specialties & Expertise
EDUCATION
- Fellowship: New York University Langone Medical Center
- Residency: New York University Langone Medical Center
LEADERSHIP, TITLES & POSITIONS
- Associate Professor of Medicine at CUMC
HOSPITAL AFFILIATIONS
- NewYork-Presbyterian / Columbia University Irving Medical Center


