Doctor profile · Federal record

Dr. Stephen Peiper, MD

Anatomic Pathology Physician (CMS: Pathology) · Anatomic Pathology Physician · Philadelphia, PA

  • NPI 1184724080
  • Accepts Medicare
  • 49 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
132 S 10Th St, 285K
Philadelphia, PA 191075244
(215) 503-5642
fax (215) 503-4817

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
November 29, 2023
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State licenses (2)
Pennsylvania #MD-435463 · Georgia #051529
Medicaid (3)
GA #000948824A · NJ #0183024 · SC #G51529

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184724080. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,658
Distinct HCPCS
4
Medicare allowed
$141,777
HCPCS Description Services Patients Avg allowed
88377 Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure 1,237 368 $64
G0452 Molecular pathology procedure; physician interpretation and report 1,133 360 $48
88291 Interpretation and report of genetic testing 234 200 $33
88381 Preparation of specimen, manual 54 54 $24

In context: peer comparison

Among 15 peers in Philadelphia Anatomic Pathology Physician, average services per provider: 138. This provider delivers 19× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Peiper's medical specialty?
Dr. Stephen Peiper practices Anatomic Pathology Physician in Philadelphia, PA.
Where does Dr. Stephen Peiper practice?
Dr. Stephen Peiper practices at 132 S 10Th St, Philadelphia, PA 191075244. Office phone: 2155035642.
What is Dr. Stephen Peiper's NPI?
Dr. Stephen Peiper's National Provider Identifier (NPI) is 1184724080, issued by NPPES.
Does Dr. Stephen Peiper accept Medicare assignment?
Yes. Dr. Stephen Peiper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Peiper commonly perform?
Top Medicare-reported procedures in 2023: Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure (HCPCS 88377); Molecular pathology procedure; physician interpretation and report (HCPCS G0452); Interpretation and report of genetic testing (HCPCS 88291). Source: CMS Medicare Physician & Other Practitioners file.