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

Dr. Stephen F Slack, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1619080835

Dr. Stephen F Slack, MD is an Obstetrics/Gynecology in Seattle, Washington. Graduated from Washington University School of Medicine in 1984, 42 years ago. Practices with Obhg Washington PC, a 38-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
42
Trained at
Washington 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.

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Practice location Address checks out

1801 NW Market St Ste 100
Seattle, WA 98107-3987
Phone: (206) 782-9335
Fax: (206) 781-8713
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 903 Medical Center Dr, Arlington, WA 98223-1697 — (360) 435-0242

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence MD00023080 (WA)

Record details

NPI number1619080835
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 15, 2006
Last updated in NPPESJuly 21, 2022

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Also practisesHOSPITALIST
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice Obhg Washington Pc — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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