Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mari M O'Neill, PT

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1366524977

Mari M O'Neill, PT is a Physical Medicine & Rehabilitation Physician in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2006
What do these letters mean?
PT — Physical Therapist
A licensed therapist who treats movement, pain and injury.

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Practice location Address checks out

9518 Roosevelt Way NE
Seattle, WA 98115-2234
Phone: (206) 524-1058
Fax: (206) 524-1059
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Medicine & Rehabilitation Physician (primary) Taxonomy 208100000X · Licence PT00008371 (WA)

Record details

NPI number1366524977
Entity typeIndividual (Type 1)
GenderFemale
Credentials PT
Sole proprietorYes
NPI enumeratedOctober 20, 2006
Last updated in NPPESJuly 24, 2013

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