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

Individual provider Neurology Physician · NPI 1184158875

Marianne H Yacyshyn, MD is a Neurology in Seattle, Washington. Qualified in 2017, 9 years ago. Practices with Swedish Health Services, a 1,045-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
9
Licensed in
WA
In the registry since
2017
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

500 17th Ave
Seattle, WA 98122-5711
Phone: (206) 320-2800
Fax: (206) 320-2827
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence MD61140064 (WA)

Record details

NPI number1184158875
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 19, 2017
Last updated in NPPESAugust 10, 2021
Certification dateAugust 10, 2021

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Swedish Health Services — 1045 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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