There are 6 Medical Oncology clinicians in McAllen, TX in Medicare’s data, ranked by the number of Medicare services they provide.
Medical Oncology clinicians in McAllen
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Suresh Ratnam, MD | 36 yrs | — | 373 | Accepts |
| Billie Marek, MD | 43 yrs | Yes | 480 | Accepts |
| Guillermo Lazo-Diaz, MD | 33 yrs | Yes | 352 | Accepts |
| Alvaro Restrepo, MD | 39 yrs | — | 390 | Accepts |
| Ghanem Daghestani, MD | 42 yrs | — | 237 | Accepts |
| Nirupama Shekar, M.D. | 37 yrs | — | 79 | 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 McAllen → · All Medical Oncology 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.