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

Mark L Backus, MD

Individual provider Diagnostic Radiology Physician · NPI 1952465965

Mark L Backus, MD is a Diagnostic Radiology Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

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

201 16th Ave E
Seattle, WA 98112-5226
Phone: (206) 326-3000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD00028159 (WA)

Record details

NPI number1952465965
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 21, 2006
Last updated in NPPESApril 1, 2021
Certification dateApril 1, 2021
Mailing address201 16th Ave E, Seattle, WA 98112-5226

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