NPPES file of Aug 9, 2026

Stephen C. Peiper, MD

Anatomic Pathology Physician · Philadelphia, PA

Stephen C. Peiper, MD is an anatomic pathology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1184724080, issued on Sep 22, 2006. Check the license (Pennsylvania MD-435463, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184724080
Name
Stephen C. Peiper
Credential
MD
Primary taxonomy
Anatomic Pathology Physician 207ZP0101X
License numbers
MD-435463 PA
051529 GA
Self-reported in NPPES; status is on the state search
Practice location
132 S 10TH St, Philadelphia, PA 19107
Phone
(215) 503-5642
Enumerated
Sep 22, 2006
Record last updated
Nov 29, 2023
Fax
(215) 503-4817
Medicaid IDs
000948824A GA
0183024 NJ
G51529 SC
Medicare enrollment
Enrolled (PECOS I20081121000106); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 132 S 10TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Ackerman, DNP, FNP-C, CENFamily Nurse Practitioner1790335412
  2. Diana Alame, MDClinical Pathology/Laboratory Medicine Physician1194919605
  3. Maria Averbuch, D.O.Anatomic Pathology & Clinical Pathology Physician1629575451
  4. Caesar Bankole, PA-CPhysician Assistant1881558815
  5. Marluce Bibbo, M.D.Anatomic Pathology & Clinical Pathology Physician1083622658
  6. Abagayle Bierowski, MDEmergency Medicine Physician1861011249

Verify Stephen C. Peiper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD-435463
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Jefferson University PhysiciansPhiladelphia, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stephen C. Peiper among 144 anatomic pathology physician records in Pennsylvania

Stephen C. Peiper, MD is one of 144 anatomic pathology physician records with a practice address in Pennsylvania. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 55% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1977 · median 2000 among the 91 with a school on file
  • Record last updated2023 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0101X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology Physician providers in Pennsylvania

There are 144 anatomic pathology physician records in Pennsylvania.

The 8 anatomic pathology physician records with the nearest ZIP codes

  1. Stacey Gargano, M.D.Philadelphia, PA 191071073879656
  2. Karen Gustafson, MDPhiladelphia, PA 191071417905076
  3. Jalal Jalaly, MDPhiladelphia, PA 191071902160369
  4. Bo Jian, MDPhiladelphia, PA 191071376699207
  5. Ihab Lamzabi, M.DPhiladelphia, PA 191071396066361
  6. Anupma Nayak, MDPhiladelphia, PA 191071598055873
  7. Matthew Palmer, MDPhiladelphia, PA 191071023257953
  8. Alexis Peedin, MDPhiladelphia, PA 191071669733713

Common questions

What is Stephen C. Peiper, MD's NPI number?

Stephen C. Peiper, MD's National Provider Identifier (NPI) is 1184724080, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen C. Peiper, MD located?

The NPPES record lists a practice address at 132 S 10TH St, Philadelphia, PA, 19107. Phone: (215) 503-5642. Providers update this record themselves, so call before visiting.

How can I verify Stephen C. Peiper, MD's license?

NPPES lists Pennsylvania license number MD-435463, 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.