Doctor profile · Federal record

Dr. Fei Fei, M.D.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Molecular Genetic Pathology (Pathology) Physician · Duarte, CA

  • NPI 1124551312
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1500 Duarte RD
Duarte, CA 910103012
(800) 826-4673
Additional location
4900 Rivergrade RD
Irwindale, CA 917061401
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
August 27, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
California #A164912

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124551312. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
418
Distinct HCPCS
2
Medicare allowed
$18,761
HCPCS Description Services Patients Avg allowed
G0452 Molecular pathology procedure; physician interpretation and report 337 205 $50
88381 Preparation of specimen, manual 81 79 $25

In context: peer comparison

Among 8 peers in Duarte Anatomic Pathology & Clinical Pathology Physician, average services per provider: 220. This provider delivers 1.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Fei Fei's medical specialty?
Dr. Fei Fei practices Anatomic Pathology & Clinical Pathology Physician in Duarte, CA.
Where does Dr. Fei Fei practice?
Dr. Fei Fei practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 8008264673.
What is Dr. Fei Fei's NPI?
Dr. Fei Fei's National Provider Identifier (NPI) is 1124551312, issued by NPPES.
Does Dr. Fei Fei accept Medicare assignment?
Yes. Dr. Fei Fei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Fei Fei commonly perform?
Top Medicare-reported procedures in 2023: Molecular pathology procedure; physician interpretation and report (HCPCS G0452); Preparation of specimen, manual (HCPCS 88381). Source: CMS Medicare Physician & Other Practitioners file.