Tanya A. Wahl, M.D.
Medical Oncology Physician · Issaquah, WA
Tanya A. Wahl, M.D. is a medical oncology physician with a practice address in Issaquah, Washington, and NPI 1326052671, issued on Jul 29, 2006. Check the license (Washington MD00039965, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Tanya A. Wahl
- Credential
- M.D.
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- MD00039965 WA
Self-reported in NPPES; status is on the state search - Practice location
- 751 NE Blakely Dr Ste 2030, Issaquah, WA 98029
- Phone
- (425) 313-4200
- Enumerated
- Jul 29, 2006
- Record last updated
- Jul 7, 2026
- Fax
- (425) 313-4201
- Medicare enrollment
- Enrolled (PECOS I20100219000336); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 183 in Washington → Look up another NPI →
Also registered at 751 NE Blakely Dr Ste 2030
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michele Ankrim, CNM, DNPAdvanced Practice Midwife1558081216
- Pilar Baquero-Young, MDObstetrics & Gynecology Physician1316976210
- Heidi Brix, CNMAdvanced Practice Midwife1508408923
- Amelia Buben, DOObstetrics & Gynecology Physician1770840266
- Helen Erickson, DOObstetrics & Gynecology Physician1437564176
- Lindsay Gamboa, ARNPObstetrics & Gynecology Nurse Practitioner1639314438
Verify Tanya A. Wahl in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00039965Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average medical oncology physician in 2024
837 Medicare Part D claims for 175 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 54 claims were for opioids.
Most prescribed
- Anastrozole85 claims
- Letrozole51 claims
- Verzenio35 claims
- Gabapentin28 claims
- Ibrance25 claims
- Lorazepam24 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 70.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tanya A. Wahl among 183 medical oncology physician records in Washington
Tanya A. Wahl, M.D. is one of 183 medical oncology physician records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 40% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1997 · median 1998 among the 112 with a school on file
- Record last updated2026 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in Washington
There are 183 medical oncology physician records in Washington.
All 183 in Washington → Every provider in Issaquah → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- David Dong, M.D.Issaquah, WA 980291063480564
- Nancy Sharma, MDIssaquah, WA 980291871703322
- Kelly Paulson, MD, PHDEdmonds, WA 980261659646115
- Perrin Romine, MDEdmonds, WA 980261174984074
- Eric Dean, M.D.Kirkland, WA 980341366632671
- Megan O'Meara, MDBothell, WA 980211316959257
- Brian Goodell, M.D.Kent, WA 980421336310028
- Jay Umbreit, M.D, PH. D.Bothell, WA 980121912131632
Common questions
What is Tanya A. Wahl, M.D.'s NPI number?
Tanya A. Wahl, M.D.'s National Provider Identifier (NPI) is 1326052671, issued on Jul 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tanya A. Wahl, M.D. located?
The NPPES record lists a practice address at 751 NE Blakely Dr Ste 2030, Issaquah, WA, 98029. Phone: (425) 313-4200. Providers update this record themselves, so call before visiting.
How can I verify Tanya A. Wahl, M.D.'s license?
NPPES lists Washington license number MD00039965, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tanya A. Wahl, M.D. prescribe under Medicare Part D?
In 2024, Tanya A. Wahl, M.D. had 837 Medicare Part D claims for 175 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Tanya A. Wahl, M.D.'s MIPS final score?
The 2023 MIPS final score is 70.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.