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In Williamsville, Abigail Posner works as a physician assistant at Gastroenterology Associates LLP.
You'll find Posner at 60 Maple Rd Suite 1, Williamsville, NY 14221. Call (716) 626-5250 to schedule. Gastroenterology Associates LLP is a group — 30 clinicians are enrolled with Medicare under it. For Medicare patients: Posner accepts assignment.
On the hospital side, Posner holds affiliations with Kaleida Health and Sisters of Charity Hospital.
About Posner's practice
- Specialty
- Physician assistant
- Credentials
- PA
- Practice
- Gastroenterology Associates LLP
- Address
- 60 Maple Rd Suite 1, Williamsville, NY 14221
- Phone
- (716) 626-5250
- Hospital affiliations
- Kaleida Health, Sisters of Charity Hospital
- Medicare assignment
- Accepts
- NPI number
- 1609367804
Have you been a patient of Posner? A short, fair review — what went well, what didn't — helps the next person choosing a physician assistant in Williamsville.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 217 people with traditional Medicare, average age 72
- New York Medicaid
- Enrolled fee-for-service provider since 2023. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- Kaleida Health · Sisters of Charity Hospital
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing physician assistants? See 34 in Williamsville or 111 across Greater Buffalo.
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Frequently Asked Questions
With Gastroenterology Associates LLP, at 60 Maple Rd Suite 1, Williamsville, NY 14221.
Call the office at (716) 626-5250.
Yes — Posner accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
Kaleida Health and Sisters of Charity Hospital.
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