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

Individual provider Orthopaedic Surgery Physician · NPI 1225217011

Dr. Silas T. Marshall, MD is an Orthopedic Surgery in Bellevue, Washington. Qualified in 2007, 19 years ago. Practices with Proliance Surgeons Inc P S, a 394-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
19
Licensed in
WA
In the registry since
2007
Specialties on file
2
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

1231 116th Ave NE Ste 750
Bellevue, WA 98004-3804
Phone: (425) 455-3600
Fax: (425) 455-3920
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD60386052 (WA)
Orthopaedic Trauma Physician Taxonomy 207XX0801X · Licence MD60386052 (WA)

Record details

NPI number1225217011
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 29, 2007
Last updated in NPPESJanuary 24, 2014

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Proliance Surgeons Inc P S — 394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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