Colin Thomas Dunn, MD
Internal Medicine Physician · Philadelphia, PA
Colin Thomas Dunn, MD is an internal medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1194352997, issued on Mar 24, 2020. Check the license (Pennsylvania MD480300, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Colin Thomas Dunn
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD480300 PA
MT233259 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3401 N Broad St, Philadelphia, PA 19140
- Phone
- (215) 707-9837
- Enumerated
- Mar 24, 2020
- Record last updated
- Jun 30, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 3401 N Broad St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tori Abdalla, DOInternal Medicine Physician1942091699
- Ahmad Abdeen, MDSurgery Physician1033900642
- Rehab Abdel-Kariem, M.D.Emergency Medicine Physician1508008434
- Abdelaal Abdelbaky, MDNeurological Surgery Physician1437429107
- Ziyodakhon Abdujabborova, MDInternal Medicine Physician1699391839
- Asia Abdul-Haqq, CNMAdvanced Practice Midwife1588679161
Verify Colin Thomas Dunn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD480300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
80 Medicare Part D claims for 29 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $128.44
1 payment: food and beverage; the largest payer was Glaukos Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Colin Thomas Dunn among 7,300 internal medicine physician records in Pennsylvania
Colin Thomas Dunn, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% 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 77% of them.
- NPI issued2020 · 77% of these records are older, 19% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2025 · 56% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,855 internal medicine physician records list a practice address in Philadelphia
They are 1,855 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Philadelphia → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kathleen Coppola, MDPhiladelphia, PA 191401932197837
- Giuliana Defrancesch, MDPhila, PA 191401154307783
- Susan Gersh, MDPhiladelphia, PA 191401780672659
- Sharon Herring, MDPhiladelphia, PA 191401285600197
- Lawrence Kaplan, MDPhiladelphia, PA 191401225026198
- Karen Lin, MDPhiladelphia, PA 191401194713099
- Keith McNellis, MDPhiladelphia, PA 191401003804907
- Faria Mesgar, MDPhiladelphia, PA 191401104814268
Common questions
What is Colin Thomas Dunn, MD's NPI number?
Colin Thomas Dunn, MD's National Provider Identifier (NPI) is 1194352997, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Colin Thomas Dunn, MD located?
The NPPES record lists a practice address at 3401 N Broad St, Philadelphia, PA, 19140. Phone: (215) 707-9837. Providers update this record themselves, so call before visiting.
How can I verify Colin Thomas Dunn, MD's license?
NPPES lists Pennsylvania license number MD480300, 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.
How much does Colin Thomas Dunn, MD prescribe under Medicare Part D?
In 2024, Colin Thomas Dunn, MD had 80 Medicare Part D claims for 29 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.