Thomas Harper, MD
Diagnostic Radiology Physician · Philadelphia, PA
Thomas Harper, MD is a diagnostic radiology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1699304394, issued on Apr 4, 2020. Check the license (Pennsylvania MD489012, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Thomas Harper
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- MD489012 PA
Self-reported in NPPES; status is on the state search - Practice location
- 925 Chestnut St, Philadelphia, PA 19107
- Phone
- (215) 955-6000
- Enumerated
- Apr 4, 2020
- Record last updated
- Feb 26, 2026
- Medicare enrollment
- Enrolled (PECOS I20250628000111); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 2,199 in Pennsylvania → Look up another NPI →
Also registered at 925 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Thomas Harper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD489012Check 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 one group practice
- Methodist Associates IN Healthcare, IncPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Harper among 2,199 diagnostic radiology physician records in Pennsylvania
Thomas Harper, MD is one of 2,199 diagnostic radiology physician records with a practice address in Pennsylvania. 72% 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 93% of them.
- NPI issued2020 · 93% of these records are older, 5% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2020 · median 2003 among the 1,439 with a school on file
- Record last updated2026 · 63% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
572 diagnostic radiology physician records list a practice address in Philadelphia
They are 572 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,199 diagnostic radiology physician records in Pennsylvania.
All 2,199 in Pennsylvania → Every provider in Philadelphia → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Carol Dolinskas, MDPhiladelphia, PA 191071114962503
- Haroon Durrani, MDPhiladelphia, PA 191071598729584
- Flavius Guglielmo, MDPhiladelphia, PA 191071346246642
- Melissa Kang, MDPhiladelphia, PA 191071275580276
- John Kneeland, MDPhiladelphia, PA 191071285609511
- Anthony Limberakis, M.D.Philadelphia, PA 191071942267612
- Hima Prabhakar, MDPhiladelphia, PA 191071144294851
- Ritu Rajwar, MDPhiladelphia, PA 191071740233386
Common questions
What is Thomas Harper, MD's NPI number?
Thomas Harper, MD's National Provider Identifier (NPI) is 1699304394, issued on Apr 4, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Harper, MD located?
The NPPES record lists a practice address at 925 Chestnut St, Philadelphia, PA, 19107. Phone: (215) 955-6000. Providers update this record themselves, so call before visiting.
How can I verify Thomas Harper, MD's license?
NPPES lists Pennsylvania license number MD489012, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. 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.