Doctor profile · Federal record

Dr. Andrew Fesnak, MD

Clinical Pathology/Laboratory Medicine Physician (CMS: Pathology) · Philadelphia, PA

  • NPI 1285924001
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Spruce St
Philadelphia, PA 191044206
(215) 662-6494

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
September 30, 2015
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207ZP0105X — NUCC code
State license (1)
Pennsylvania #MD450652

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285924001. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
391
Distinct HCPCS
6
Medicare allowed
$25,204
HCPCS Description Services Patients Avg allowed
86079 Blood bank physician services with written report 148 146 $51
86077 Blood bank physician services for cross match and/or evaluation and written report 116 103 $50
36512 Mechanical separation of red blood cells from blood 43 16 $110
36514 Mechanical separation of plasma from blood 35 15 $96
38206 Collection of stem cells for transplantation 35 22 $87
86078 Blood bank physician services for investigation of transfusion reaction with written report 14 13 $51

In context: peer comparison

Among 13 peers in Philadelphia Clinical Pathology/Laboratory Medicine Physician, average services per provider: 211. This provider delivers 1.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Fesnak's medical specialty?
Dr. Andrew Fesnak practices Clinical Pathology/Laboratory Medicine Physician in Philadelphia, PA.
Where does Dr. Andrew Fesnak practice?
Dr. Andrew Fesnak practices at 3400 Spruce St, Philadelphia, PA 191044206. Office phone: 2156626494.
What is Dr. Andrew Fesnak's NPI?
Dr. Andrew Fesnak's National Provider Identifier (NPI) is 1285924001, issued by NPPES.
Does Dr. Andrew Fesnak accept Medicare assignment?
Yes. Dr. Andrew Fesnak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Fesnak commonly perform?
Top Medicare-reported procedures in 2023: Blood bank physician services with written report (HCPCS 86079); Blood bank physician services for cross match and/or evaluation and written report (HCPCS 86077); Mechanical separation of red blood cells from blood (HCPCS 36512). Source: CMS Medicare Physician & Other Practitioners file.