There are 21 Gastroenterology clinicians in Williamsville, NY in Medicare’s data, ranked by the number of Medicare services they provide.
Gastroenterology clinicians in Williamsville
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Saman Chubineh, MD | 20 yrs | Yes | 340 | Accepts |
| David Garson, M.D. | 42 yrs | — | 248 | Accepts |
| Thomas Malikowski, M.D. | 11 yrs | — | 227 | Accepts |
| James Corasanti, MD, PHD | 43 yrs | Yes | 300 | Accepts |
| Yogesh Maheshwari, M.D. | 46 yrs | — | 210 | Accepts |
| Craig Keller, M.D. | 15 yrs | — | 214 | Accepts |
| Stanley Pietrak, M.D. | 47 yrs | — | 205 | Accepts |
| Matthew Hudson, MD | 11 yrs | Yes | 176 | Accepts |
| Siddhartha Shah, M.D. | 41 yrs | — | 200 | Accepts |
| Ognian Pomakov, MD | 36 yrs | — | 209 | Accepts |
| Christopher Bartolone, M.D. | 37 yrs | — | 209 | Accepts |
| Benjamin Schaus, D.O. | 22 yrs | — | 198 | Accepts |
| Ahmad Kadhim, M.D | 18 yrs | — | 186 | Accepts |
| Peter Bloom, M.D. | 36 yrs | — | 158 | Accepts |
| Shahid Mehboob, MD | 35 yrs | — | 191 | Accepts |
| John Picano, M.D. | 11 yrs | — | 154 | Accepts |
| Antonino Mannone, M.D. | 54 yrs | — | 111 | Accepts |
| Naima Mian, D.O. | 26 yrs | — | 168 | Accepts |
| Mark St Marie, MD | 50 yrs | Yes | 78 | Accepts |
| Natalie Penn, MD | 8 yrs | — | 49 | Accepts |
| Maya Srivastava, MS MD PHD | 32 yrs | Yes | 25 | Accepts |
What the columns mean
- Experience — years since the clinician’s medical-school graduation (when known).
- Telehealth — the clinician reported providing telehealth (video/phone) visits.
- Medicare patients — distinct Original-Medicare beneficiaries in the latest year; a volume signal, not a quality rating.
- Assignment — “Accepts” means they accept the Medicare-approved amount as full payment (lower out-of-pocket for Medicare patients).
Compare hospital prices in Williamsville → · All Gastroenterology cities →
Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.