Doctor profile · Federal record

Dr. Tanya Greywal, MD

Dermatology Physician (CMS: Dermatology) · Seattle, WA

  • NPI 1043664600
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1959 Ne Pacific St.
Seattle, WA 981950001
(206) 520-5000
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
October 27, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207N00000X — NUCC code
State license (1)
Washington #MD61170622

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043664600. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
892
Distinct HCPCS
9
Medicare allowed
$45,044
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 302 67 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 164 128 $73
99214 Established patient office or other outpatient visit, 30-39 minutes 116 100 $108
17000 Destruction of precancer skin growth, 1 growth 101 86 $59
11102 Biopsy of related skin growth, first growth 85 78 $37
99203 New patient office or other outpatient visit, 30-44 minutes 49 49 $92
17110 Destruction of skin growth, 1-14 growths 32 29 $84
11103 Biopsy of related skin growth, each additional growth 23 19 $24
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $140

In context: peer comparison

Among 35 peers in this city , average services per provider: 127. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
354
Patients
143
Total drug cost
$15,728
Drug Type Claims Patients Total cost
Ketoconazole Generic 122 49 $2,333
Clindamycin Phosphate Generic 49 11 $2,475
Mupirocin Generic 37 30 $465
Triamcinolone Acetonide Generic 35 27 $737
Fluocinonide Generic 23 13 $1,475
Clobetasol Propionate Generic 20 0 $1,630
Clotrimazole Generic 18 13 $354
Pimecrolimus Generic 15 0 $3,465
Doxycycline Monohydrate Generic 13 0 $381
Calcipotriene Generic 11 0 $1,940

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanya Greywal's medical specialty?
Dr. Tanya Greywal practices Dermatology Physician in Seattle, WA.
Where does Dr. Tanya Greywal practice?
Dr. Tanya Greywal practices at 1959 Ne Pacific St., Seattle, WA 981950001. Office phone: 2065205000.
What is Dr. Tanya Greywal's NPI?
Dr. Tanya Greywal's National Provider Identifier (NPI) is 1043664600, issued by NPPES.
Does Dr. Tanya Greywal accept Medicare assignment?
Yes. Dr. Tanya Greywal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanya Greywal 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 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.