Thomas Duffield, M.D.
Family Medicine Physician · Feasterville, PA
Thomas Duffield, M.D. is a family medicine physician with a practice address in Feasterville, Pennsylvania, and NPI 1548207699, issued on May 31, 2006. Check the license (Pennsylvania MD042641E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Thomas Duffield
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD042641E PA
Self-reported in NPPES; status is on the state search - Practice location
- 1200 Bustleton Pike, Feasterville, PA 19053
- Phone
- (267) 225-2975
- Enumerated
- May 31, 2006
- Entity
- Type 1 · individual
Also registered at 1200 Bustleton Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joseph Mullen, D.C., D.I.B.C.N.Neurology Chiropractor1952354185
Verify Thomas Duffield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD042641ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
5 family medicine physician records list a Feasterville practice address
They are 5 of the 29 NPPES records with a Feasterville practice address, and 7,324 family medicine physician records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5 in Feasterville → All 7,324 in Pennsylvania → Every provider in Feasterville →
Other family medicine physician records in Pennsylvania
- Christopher AaronCresson, PA1083879860
- Jose Abad, MDPittsburgh, PA1295962546
- Ray Abarintos, MDPhiladelphia, PA1417339516
- Jasim Abbasi, DOErie, PA1396537452
- Alyssa Abbott, CRNPHermitage, PA1669074456
- Daived Abboud, M.D.Allentown, PA1295189322
- Ihab Abdelaal, D.O.Macungie, PA1588944938
- Adam Abdulally, MDPittsburgh, PA1184861544
- Maimuna AbdullahiLebanon, PA1477344018
- Dulitha Abeynayaka, MDPottsville, PA1326983404
Common questions
What is Thomas Duffield, M.D.'s NPI number?
Thomas Duffield, M.D.'s National Provider Identifier (NPI) is 1548207699, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Duffield, M.D. located?
The NPPES record lists a practice address at 1200 Bustleton Pike, Feasterville, PA, 19053. Phone: (267) 225-2975. Providers update this record themselves, so call before visiting.
How can I verify Thomas Duffield, M.D.'s license?
NPPES lists Pennsylvania license number MD042641E, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.