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

Tanya A Wahl, MD

Individual provider Medical Oncology Physician · NPI 1326052671

Tanya A Wahl, MD is a Medical Oncology in Issaquah, Washington. Graduated from Duke University School of Medicine in 1997, 29 years ago. Practices with Swedish Health Services, a 1,045-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
29
Trained at
Duke University School of Medicine
Licensed in
WA
In the registry since
2006
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

751 NE Blakely Dr Ste 2030
Issaquah, WA 98029-6201
Phone: (425) 313-4200
Fax: (425) 313-4201
Show map & directions

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

Additional practice locations (1)

  • 1117 Spring St, Friday Harbor, WA 98250-9782 — (360) 378-1738

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence MD00039965 (WA)

Record details

NPI number1326052671
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2006
Last updated in NPPESJuly 7, 2026
Certification dateJuly 7, 2026

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice Swedish Health Services — 1045 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare