Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Marcus Guorui Tan, MD, FAAD, FRCPC

Individual provider Dermatology Physician · NPI 1639886575

Dr. Marcus Guorui Tan, MD, FAAD, FRCPC is a Micrographic Dermatologic Surgery (Mds) in Renton, Washington. Qualified in 2017, 9 years ago. Practices with Valley Medical Group-Renton, a 422-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Texas and Washington.

Years since qualifying
9
Licensed in
TX, WA
In the registry since
2022
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

660 SW 39th St Ste 150
Renton, WA 98057-4912
Phone: (425) 690-3483
Fax: (425) 690-9083
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 3411 Homer St, Dallas, TX 75206-5813 — (214) 663-2163
  • 2130 W Holcombe Blvd Fl 6, Houston, TX 77030-3306 — (713) 563-2772
  • 1920 N Collins Blvd, Richardson, TX 75080-3525 — (972) 316-4555

Specialties & licences

MOHS-Micrographic Surgery Physician (primary) Taxonomy 207ND0101X · Licence MD61647325 (WA)
Dermatology Physician Taxonomy 207N00000X · Licence MD61647325 (WA)
Dermatology Physician Taxonomy 207N00000X · Licence T7371 (TX)

Record details

NPI number1639886575
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FAAD , FRCPC
Sole proprietorNo
NPI enumeratedOctober 31, 2022
Last updated in NPPESOctober 31, 2025
Certification dateOctober 31, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMICROGRAPHIC DERMATOLOGIC SURGERY (MDS)
Also practisesDERMATOLOGY
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Valley Medical Group-Renton — 422 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Renton