Doctor profile · Federal record

Dr. Maxwell Fung, MD

Dermatopathology Physician (CMS: Dermatology) · Dermatology Physician · Sacramento, CA

  • NPI 1134178973
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3301 C St, Ste. 1300
Sacramento, CA 958163300
(916) 734-6111

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 7, 2007
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207ND0900X — NUCC code
State license (1)
California #G80754

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134178973. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,860
Distinct HCPCS
9
Medicare allowed
$332,516
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 7,341 3,216 $39
88304 Pathology examination of tissue using a microscope, moderately low complexity 368 287 $12
88341 Special stained specimen slides to examine tissue, each additional procedure 361 172 $30
88342 Special stained specimen slides to examine tissue, initial procedure 324 291 $37
88350 Antibody evaluation, each additional single antibody stain procedure 208 40 $30
88312 Special stained specimen slides to identify organisms including interpretation and report 114 90 $28
88321 Surgical pathology consultation and report on referred slides prepared elsewhere 67 65 $89
88346 Antibody evaluation, initial single antibody stain procedure 42 40 $37
88323 Surgical pathology consultation and report on referred material requiring preparation of slides 35 35 $96

In context: peer comparison

Among 1 peers in this city , average services per provider: 984. This provider delivers 9.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$370
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, Inc. 1 $125.23
ABBVIE INC. 1 $122.31
Lilly USA, LLC 1 $122.31

By nature of payment

Food and Beverage
$370

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Maxwell Fung's medical specialty?
Dr. Maxwell Fung practices Dermatopathology Physician in Sacramento, CA.
Where does Dr. Maxwell Fung practice?
Dr. Maxwell Fung practices at 3301 C St, Sacramento, CA 958163300. Office phone: 9167346111.
What is Dr. Maxwell Fung's NPI?
Dr. Maxwell Fung's National Provider Identifier (NPI) is 1134178973, issued by NPPES.
Does Dr. Maxwell Fung accept Medicare assignment?
Yes. Dr. Maxwell Fung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maxwell Fung commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Pathology examination of tissue using a microscope, moderately low complexity (HCPCS 88304); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.