David George Thomas, MD, PHD
Internal Medicine Physician · New York, NY
David George Thomas, MD, PHD is an internal medicine physician with a practice address in New York, New York, and NPI 1356978704, issued on Mar 25, 2020. Check the license (New York 320237, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- David George Thomas
- Credential
- MD, PHD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 320237 NY
Self-reported in NPPES; status is on the state search - Practice location
- 425 E 61St St Ste 402, New York, NY 10065
- Phone
- (646) 962-2333
- Enumerated
- Mar 25, 2020
- Record last updated
- Nov 30, 2025
- Medicare enrollment
- Enrolled (PECOS I20251126002319); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2020
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 425 E 61St St Ste 402
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David George Thomas 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 320237Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
186 Medicare Part D claims for 24 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Albuterol Sulfate Hfa27 claims
- Ethambutol Hcl26 claims
- Trelegy Ellipta26 claims
- Prednisone18 claims
- Clarithromycin12 claims
- Rifampin12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Weill Medical College OF CornellNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David George Thomas among 12,067 internal medicine physician records in New York
David George Thomas, MD, PHD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.
- NPI issued2020 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2020 · median 2002 among the 7,221 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Deborah Korenstein, MDNew York, NY 100651912925793
- Paul Miskovitz, M.D.New York, NY 100651699721126
- Sean Pickering, MDNew York, NY 100651790717130
Common questions
What is David George Thomas, MD, PHD's NPI number?
David George Thomas, MD, PHD's National Provider Identifier (NPI) is 1356978704, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is David George Thomas, MD, PHD located?
The NPPES record lists a practice address at 425 E 61St St Ste 402, New York, NY, 10065. Phone: (646) 962-2333. Providers update this record themselves, so call before visiting.
How can I verify David George Thomas, MD, PHD's license?
NPPES lists New York license number 320237, 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.
How much does David George Thomas, MD, PHD prescribe under Medicare Part D?
In 2024, David George Thomas, MD, PHD had 186 Medicare Part D claims for 24 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.