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

Individual provider Geriatric Physical Therapist · NPI 1164754818

Dr. Mary Delap Sandstrom, DPT is a Geriatric Physical Therapist in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2010
What do these letters mean?
DPT — Doctor of Physical Therapy
The doctoral degree now required to enter physical therapy practice.

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Practice location Address checks out

956 21st Ave E
Seattle, WA 98112-3511
Phone: (206) 329-2602
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Physical Therapist (primary) Taxonomy 2251G0304X · Licence PT00000681 (WA)

Record details

NPI number1164754818
Entity typeIndividual (Type 1)
GenderFemale
Credentials DPT
Sole proprietorYes
NPI enumeratedFebruary 5, 2010
Last updated in NPPESFebruary 5, 2010

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