Quick answers
- Which hospitals does Sam Altman work at?
- Medicare's official clinician data lists Sam Altman at 1 hospital: Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sam Altman see patients?
- Medicare's clinician data lists 7 practice locations, including Beechhurst, NY, Forest Hills, NY and New York, NY. Call before your visit to confirm the address.
- What is Sam Altman's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Sam Altman accept Medicare assignment?
- Yes. Medicare's clinician data says Sam Altman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Sam Altman?
- (212) 965-9888, as listed in official Medicare / NPI Registry data.
- What is Sam Altman's NPI number?
- 1275825291. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sam Altman works
Medicare's Facility Affiliation Data lists Sam Altman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Valley HospitalParamus, NJ · Acute Care Hospital · CCN 310012
Practice locations
Addresses where Sam Altman is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 15459 Riverside DrBeechhurst, NY 11357 (212) 965‑9888
- 21 Ivy CloseForest Hills, NY 11375 (718) 670‑1050
- 280 Riverside Dr, Apt 10bNew York, NY 10025 (201) 447‑8000
- 3225 Francis Lewis BlvdFlushing, NY 11358 (718) 428‑1500
- 4 Valley Health PlzParamus, NJ 07652 (800) 825‑5391
Group practices
Medicare enrollment lists Sam Altman as a member of these groups (CMS data updated 2026-10-02).
- Valley Physician Services PC592 clinicians in the group
- Main Street Radiology at Bayside LLC56 clinicians in the group
- Radiology Associates of Main Street PC52 clinicians in the group
- Sunset Park Radiology PC33 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Beechhurst
Clinicians with the same Medicare primary specialty in Beechhurst, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Stony Brook, School Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275825291 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians