Sam Altman, M.D.
Diagnostic Radiology Physician · New York, NY
Sam Altman, M.D. is a diagnostic radiology physician with a practice address in New York, New York, and NPI 1275825291, issued on May 10, 2011. Check the license (New York 278942, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sam Altman
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 278942 NY
Self-reported in NPPES; status is on the state search - Practice location
- 525 E 68TH Street, Box 141, Department OF Radiology, New York, NY 10065
- Phone
- (212) 746-6000
- Enumerated
- May 10, 2011
- Record last updated
- Jul 31, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (646) 962-0122
- Medicare enrollment
- Enrolled (PECOS I20150710000239); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 3,146 in New York → Look up another NPI →
Also registered at 525 E 68TH Street, Box 141, Department OF Radiology
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sam Altman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 278942Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 4 group practices
- Main Street Radiology AT Bayside LLCFlushing, NY
- Radiology Associates OF Main Street PCForest Hills, NY
- Sunset Park Radiology PCBeechhurst, NY
- Valley Physician Services PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sam Altman among 3,146 diagnostic radiology physician records in New York
Sam Altman, M.D. is one of 3,146 diagnostic radiology physician records with a practice address in New York. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 76% of them.
- NPI issued2011 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2010 · median 2002 among the 2,169 with a school on file
- Record last updated2015 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
950 diagnostic radiology physician records list a practice address in New York
They are 950 of the 98,468 NPPES records with a practice address in New York, and 3,146 diagnostic radiology physician records in New York.
All 3,146 in New York → Every provider in New York → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Carolyn Boltin, M.D.New York, NY 100651013937853
- Michelle Bradbury, MD, PHDNew York, NY 100651013995752
- Geraldine Brusca-Augello, D.O.New York, NY 100651427012368
- Tira Bunyaviroch, M.D.New York, NY 100651497722037
- Adie Friedman, MDNew York, NY 100651811928427
- Jeffrey Girshman, MDNew York, NY 100651467435784
- Anuradha Khilnani, MDNew York, NY 100651609854009
- Sophia Kung, MDNew York, NY 100651598788630
Common questions
What is Sam Altman, M.D.'s NPI number?
Sam Altman, M.D.'s National Provider Identifier (NPI) is 1275825291, issued on May 10, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Sam Altman, M.D. located?
The NPPES record lists a practice address at 525 E 68TH Street, Box 141, Department OF Radiology, New York, NY, 10065. Phone: (212) 746-6000. Providers update this record themselves, so call before visiting.
How can I verify Sam Altman, M.D.'s license?
NPPES lists New York license number 278942, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.