Doctor profile · Federal record

Dr. Cathryn Zhang, MD

Dermatology Physician (CMS: Dermatology) · Seattle, WA

  • NPI 1548586134
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 9Th Ave, Mailstop X9-Derm
Seattle, WA 981012756
(206) 223-6781
fax (206) 223-8811

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
November 12, 2014
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Washington #60479490

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548586134. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,358
Distinct HCPCS
10
Medicare allowed
$151,350
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 411 104 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 272 202 $105
17003 Destruction of precancer skin growth, 2-14 growths 238 59 $8
17000 Destruction of precancer skin growth, 1 growth 197 156 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 189 127 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 183 144 $70
99213 Established patient office or other outpatient visit, 20-29 minutes 128 101 $98
11102 Biopsy of related skin growth, first growth 115 102 $30
17000 Destruction of precancer skin growth, 1 growth 111 92 $58
17110 Destruction of skin growth, 1-14 growths 110 97 $77

In context: peer comparison

Among 35 peers in Seattle Dermatology Physician, average services per provider: 127. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$501
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Dermavant Sciences, INC. 1 $167.43
E.R. Squibb & Sons, L.L.C. 2 $139.50
Pfizer INC. 1 $70.44
Leo Pharma INC. 2 $51.43
Novartis Pharmaceuticals Corporation 1 $39.73
Ucb, INC. 1 $32.25

By nature of payment

Food and Beverage
$501

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
505
Patients
267
Total drug cost
$71,900
Drug Type Claims Patients Total cost
Triamcinolone Acetonide Generic 69 51 $564
Ketoconazole Generic 66 39 $1,232
Clobetasol Propionate Generic 60 38 $3,614
Hydrocortisone Generic 50 33 $332
Fluorouracil Generic 45 41 $3,820
Hydroxychloroquine Sulfate Generic 40 0 $1,226
Mupirocin Generic 29 26 $372
Betamethasone Diprop Augmented (Betamethasone/Propylene Glyc) Brand 28 14 $893
Minoxidil Generic 22 0 $183
Metronidazole Generic 20 11 $1,739

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cathryn Zhang's medical specialty?
Dr. Cathryn Zhang practices Dermatology Physician in Seattle, WA.
Where does Dr. Cathryn Zhang practice?
Dr. Cathryn Zhang practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236781.
What is Dr. Cathryn Zhang's NPI?
Dr. Cathryn Zhang's National Provider Identifier (NPI) is 1548586134, issued by NPPES.
Does Dr. Cathryn Zhang accept Medicare assignment?
Yes. Dr. Cathryn Zhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cathryn Zhang commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99214); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003). Source: CMS Medicare Physician & Other Practitioners file.