There are 11 Gastroenterology clinicians in East Setauket, NY in Medicare’s data, ranked by the number of Medicare services they provide.
Gastroenterology clinicians in East Setauket
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Robert Baranowski, MD | 38 yrs | — | 738 | Accepts |
| Seth Persky, MD | 31 yrs | — | 685 | Accepts |
| Lionel D'souza, MD | 21 yrs | Yes | 531 | Accepts |
| Neva Castro | 11 yrs | — | 505 | Accepts |
| Asim Khokhar, M.D. | 28 yrs | — | 423 | Accepts |
| Isabelle Vonalthen-Dagum, M.D. | 39 yrs | Yes | 337 | Accepts |
| Ramona Rajapakse, M.D. | 37 yrs | Yes | 275 | Accepts |
| Alexandra Guillaume, MD | 20 yrs | Yes | 286 | Accepts |
| Peter Ells, M.D. | 52 yrs | — | 214 | Accepts |
| Edward Sun, MD | 18 yrs | — | 163 | Accepts |
| Jonathan Buscaglia, MD | 25 yrs | — | 108 | 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 East Setauket → · 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.