Doctor profile · Federal record

Dr. Wanhua Yang, M.D. PH.D.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Student in an Organized Health Care Education/Training Program · Santa Rosa, CA

  • NPI 1922360627
  • Accepts Medicare
  • MIPS 82.5 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1165 Montgomery Dr
Santa Rosa, CA 954054801
(707) 525-5352
Additional location
250 Bon Air RD
Greenbrae, CA 949041702
(415) 925-7174
fax (415) 461-7228
Mailing address
1615 Hill RD Ste B
Novato, CA 949474338

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
California #A137016

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922360627. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,407
Distinct HCPCS
10
Medicare allowed
$269,331
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,631 677 $37
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,399 698 $39
88341 Special stained specimen slides to examine tissue, each additional procedure 1,093 165 $29
88360 Microscopic genetic analysis of tumor, manual 544 158 $44
88341 Special stained specimen slides to examine tissue, each additional procedure 523 100 $28
88342 Special stained specimen slides to examine tissue, initial procedure 298 212 $36
88313 Special stained specimen slides to examine tissue including interpretation and report 295 54 $12
88342 Special stained specimen slides to examine tissue, initial procedure 267 221 $35
88360 Microscopic genetic analysis of tumor, manual 217 81 $42
88112 Cell examination of specimen, selective cellular enhancement technique 211 165 $28

In context: peer comparison

Among 4 peers in this city , average services per provider: 615. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$132
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $63.03
Celgene Corporation 1 $29.84
GlaxoSmithKline, LLC. 1 $21.36
Medline Industries LP 1 $17.69

By nature of payment

Food and Beverage
$132

Frequently asked questions

Auto-generated from federal data
What is Dr. Wanhua Yang's medical specialty?
Dr. Wanhua Yang practices Anatomic Pathology & Clinical Pathology Physician in Santa Rosa, CA.
Where does Dr. Wanhua Yang practice?
Dr. Wanhua Yang practices at 1165 Montgomery Dr, Santa Rosa, CA 954054801. Office phone: 7075255352.
What is Dr. Wanhua Yang's NPI?
Dr. Wanhua Yang's National Provider Identifier (NPI) is 1922360627, issued by NPPES.
Does Dr. Wanhua Yang accept Medicare assignment?
Yes. Dr. Wanhua Yang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Wanhua Yang 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, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.