Doctor profile · Federal record

Dr. Marcus Tan, MD, FAAD, FRCPC

Mohs-Micrographic Surgery Physician (CMS: Micrographic Dermatologic Surgery (MDS)) · Dermatology Physician · Dermatology Physician · Renton, WA

  • NPI 1639886575
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
660 Sw 39Th St Ste 150
Renton, WA 980574912
(425) 690-3483
fax (425) 690-9083
Additional location
1920 N Collins Blvd
Richardson, TX 750803525
(972) 316-4555
Additional location
2130 W Holcombe Blvd Fl 6
Houston, TX 770303306
(713) 563-2772
Show 1 more location
Additional location
3411 Homer St
Dallas, TX 752065813
(214) 663-2163

Credentials & registration

NPPES · NUCC
NPI registered
October 2022 — 4 yrs on file
Profile last updated
October 31, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207ND0101X — NUCC code
State licenses (2)
Washington #MD61647325 · Texas #T7371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639886575. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
595
Distinct HCPCS
9
Medicare allowed
$41,712
HCPCS Description Services Patients Avg allowed
17003 Destruction of precancer skin growth, 2-14 growths 234 34 $7
99214 Established patient office or other outpatient visit, 30-39 minutes 104 58 $126
17000 Destruction of precancer skin growth, 1 growth 53 43 $52
17110 Destruction of skin growth, 1-14 growths 53 35 $111
11102 Biopsy of related skin growth, first growth 42 34 $90
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $161
99213 Established patient office or other outpatient visit, 20-29 minutes 28 21 $84
17004 Destruction of precancer skin growth, 15 or more growths 27 19 $170
99203 New patient office or other outpatient visit, 30-44 minutes 20 20 $112

In context: peer comparison

Among 2 peers in Renton Mohs-Micrographic Surgery Physician, average services per provider: 64. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,908
Transactions
122
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 21 $892.12
Janssen Biotech, INC. 13 $605.71
Pfizer INC. 15 $403.48
Regeneron Healthcare Solutions, INC. 10 $297.94
Ucb, INC. 6 $261.61
Dermavant Sciences, INC. 19 $259.87
Incyte Corporation 5 $217.04
Lilly USA, LLC 7 $195.90
Janssen Scientific Affairs, LLC 1 $151.62
Genzyme Corporation 8 $141.94
Boehringer Ingelheim Pharmaceuticals, INC. 2 $138.23
Mayne Pharma Commercial LLC 8 $80.31
Sun Pharmaceutical Industries INC. 3 $64.65
Kyowa Kirin, INC. 2 $49.66
Ortho Dermatologics, A Division of Bausch Health US, LLC 2 $34.63

By nature of payment

Food and Beverage
$3,781
Education
$127

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
92
Patients
73
Total drug cost
$4,111
Drug Type Claims Patients Total cost
Ketoconazole Generic 39 24 $540
Clobetasol Propionate Generic 19 16 $1,165
Triamcinolone Acetonide Generic 19 18 $240
Tacrolimus Generic 15 15 $2,166

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcus Tan's medical specialty?
Dr. Marcus Tan practices Mohs-Micrographic Surgery Physician in Renton, WA.
Where does Dr. Marcus Tan practice?
Dr. Marcus Tan practices at 660 Sw 39Th St Ste 150, Renton, WA 980574912. Office phone: 4256903483.
What is Dr. Marcus Tan's NPI?
Dr. Marcus Tan's National Provider Identifier (NPI) is 1639886575, issued by NPPES.
Does Dr. Marcus Tan accept Medicare assignment?
Yes. Dr. Marcus Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcus Tan 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, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.