There are 20 Diagnostic Radiology clinicians in Bethesda, MD in Medicare’s data, ranked by the number of Medicare services they provide.
Diagnostic Radiology clinicians in Bethesda
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Khiet Nguyen, MD | 23 yrs | — | 7,242 | Accepts |
| Grant Bonavia, M.D. | 23 yrs | — | 4,273 | Accepts |
| Zachary Alexander, M.D. | 25 yrs | — | 3,792 | Accepts |
| Monica Watkins, M.D. | 26 yrs | — | 2,858 | Accepts |
| Nicholas Silvester, D.O. | 14 yrs | — | 2,862 | Accepts |
| Amir Batouli, M.D. | 27 yrs | — | 3,263 | Accepts |
| Brent Mccarragher, MD | 12 yrs | — | 3,170 | Accepts |
| Amit Newatia, M.D. | 21 yrs | — | 1,562 | Accepts |
| Cody Johnson | 12 yrs | — | 1,221 | Accepts |
| Mahejabeen Japanwalla, MD | 37 yrs | — | 1,341 | Accepts |
| Alan Cohen, M.D. | 51 yrs | — | 1,373 | Accepts |
| Peter Snyder, M.D. | — | — | 948 | Accepts |
| Alexander Galifianakis, M.D. | 23 yrs | — | 1,003 | Accepts |
| Jeffrey Georgia, M.D. | 45 yrs | — | 772 | Accepts |
| Hugh Dainer, MD, PHD, MBA | 24 yrs | — | 734 | Accepts |
| Dawood Tafti, M.D. | 10 yrs | — | 600 | Accepts |
| Michael Porambo, MD | 8 yrs | — | 279 | Accepts |
| Alain Drooz, MD | — | — | 144 | Accepts |
| Lien Senchak, MD | 22 yrs | — | 202 | Accepts |
| Chichuan Kaminski, MD | 28 yrs | — | 12 | 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 Bethesda → · All Diagnostic Radiology 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.