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

Mary-Elizabeth Muchmore Percival, MD

Individual provider Internal Medicine Physician · NPI 1225278955

Mary-Elizabeth Muchmore Percival, MD is a Hematology in Seattle, Washington. Graduated from Stanford University School of Medicine in 2007, 19 years ago. Practices with The Association of University Physicians, a 3,459-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California and Washington.

Years since qualifying
19
Trained at
Stanford University School of Medicine
Licensed in
CA, WA
In the registry since
2009
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

825 Eastlake Ave E Seattle Cancer Care Alliance
Seattle, WA 98109
Phone: (206) 598-6190
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence MD.MD.60591746 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A106581 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence A106581 (CA)

Record details

NPI number1225278955
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 20, 2009
Last updated in NPPESOctober 29, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice The Association Of University Physicians — 3459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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