Doctor profile · Federal record

Dr. Xiaohui S Zhao, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Hematology) · Orange, CA

  • NPI 1073608154
  • Accepts Medicare
  • MIPS 91.2 / 100 · 2023
  • 43 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Uci Medical Center, 101 the City Drive South
Orange, CA 92868
(714) 456-2986
Mailing address
Uci Department of Pathology, Po Box 513377
Los Angeles, CA 900513377

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 25, 2008
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
California #000000A72462
Medicaid
CA #00A724620

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073608154. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,262
Distinct HCPCS
10
Medicare allowed
$95,363
HCPCS Description Services Patients Avg allowed
88341 Special stained specimen slides to examine tissue, each additional procedure 515 76 $30
88313 Special stained specimen slides to examine tissue including interpretation and report 390 85 $13
88189 Flow cytometry technique for dna or cell analysis, 16 or more markers 333 243 $90
88305 Pathology examination of tissue using a microscope, intermediate complexity 230 106 $40
88377 Microscopic genetic analysis of tissue, manual, each additional multiplex stain procedure 188 43 $68
88360 Microscopic genetic analysis of tumor, manual 137 69 $45
88342 Special stained specimen slides to examine tissue, initial procedure 117 86 $37
85097 Bone marrow, smear interpretation 98 85 $52
88311 Preparation of tissue for examination by removing any calcium present 96 84 $13
88291 Interpretation and report of genetic testing 83 74 $36

In context: peer comparison

Among 5 peers in Orange Anatomic Pathology & Clinical Pathology Physician, average services per provider: 128. This provider delivers 18× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Xiaohui S Zhao's medical specialty?
Dr. Xiaohui S Zhao practices Anatomic Pathology & Clinical Pathology Physician in Orange, CA.
Where does Dr. Xiaohui S Zhao practice?
Dr. Xiaohui S Zhao practices at Uci Medical Center, Orange, CA 92868. Office phone: 7144562986.
What is Dr. Xiaohui S Zhao's NPI?
Dr. Xiaohui S Zhao's National Provider Identifier (NPI) is 1073608154, issued by NPPES.
Does Dr. Xiaohui S Zhao accept Medicare assignment?
Yes. Dr. Xiaohui S Zhao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Xiaohui S Zhao commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue including interpretation and report (HCPCS 88313); Flow cytometry technique for dna or cell analysis, 16 or more markers (HCPCS 88189). Source: CMS Medicare Physician & Other Practitioners file.