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

Stephen P Markus MD PC

Organization Family Medicine Physician · NPI 1285809525

Stephen P Markus MD PC is a Family Medicine Physician in Bellevue, Washington. Licensed in Washington. Registered with an NPI since 2008.

Licensed in
WA
In the registry since
2008
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1540 140th Ave NE Ste 100
Bellevue, WA 98005-4516
Phone: (425) 644-6048
Fax: (425) 641-2721
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD00021837 (WA)

Record details

NPI number1285809525
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Karen Samson — Billing · (425) 644-6048
NPI enumeratedApril 28, 2008
Last updated in NPPESApril 28, 2008
Mailing address1540 140th Ave Ne, Suite 100, Bellevue, WA 98005-4516

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