Doctor profile · Federal record

Dr. Ranran Zhang, PH.D., M.D.

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

  • NPI 1205254539
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
Uw Hospital and Clinics 600 Highland Ave H4
Madison, WI 537920001
(608) 262-7158
Additional location
1045 W Stephenson St
Freeport, IL 610324864
(815) 599-6000
Additional location
8201 E Riverside Blvd
Rockford, IL 611142300
(815) 971-5000
Show 1 more location
Additional location
1000 Mineral Point Ave
Janesville, WI 535482982
(608) 756-6868
Mailing address
Uw Hospitals & Clinics, 600 Highland Ave
Madison, WI 537920001

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
April 1, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State licenses (2)
Wisconsin #65896 · Illinois #036.171342

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205254539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,662
Distinct HCPCS
10
Medicare allowed
$56,504
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 618 333 $35
88341 Special stained specimen slides to examine tissue, each additional procedure 207 62 $26
88313 Special stained specimen slides to examine tissue including interpretation and report 128 44 $11
88342 Special stained specimen slides to examine tissue, initial procedure 103 89 $33
88360 Microscopic genetic analysis of tumor, manual 92 36 $39
88307 Pathology examination of tissue using a microscope, moderately high complexity 81 60 $77
88189 Flow cytometry technique for dna or cell analysis, 16 or more markers 50 47 $79
88311 Preparation of tissue for examination by removing any calcium present 48 47 $12
88300 Pathology examination of tissue using a microscope, limited examination 46 40 $4
88304 Pathology examination of tissue using a microscope, moderately low complexity 42 37 $11

In context: peer comparison

Among 10 peers in Madison Anatomic Pathology & Clinical Pathology Physician, average services per provider: 146. This provider delivers 11× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ranran Zhang's medical specialty?
Dr. Ranran Zhang practices Anatomic Pathology & Clinical Pathology Physician in Madison, WI.
Where does Dr. Ranran Zhang practice?
Dr. Ranran Zhang practices at Uw Hospital and Clinics 600 Highland Ave H4, Madison, WI 537920001. Office phone: 6082627158.
What is Dr. Ranran Zhang's NPI?
Dr. Ranran Zhang's National Provider Identifier (NPI) is 1205254539, issued by NPPES.
Does Dr. Ranran Zhang accept Medicare assignment?
Yes. Dr. Ranran Zhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ranran Zhang commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); 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). Source: CMS Medicare Physician & Other Practitioners file.