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

Theresa Mah, DO

Individual provider Dermatology Physician · NPI 1700991148

Theresa Mah, DO is a Dermatology in Vancouver, Washington. Qualified in 2002, 24 years ago. Practices with The Vancouver Clinic Inc Ps, a 580-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
24
Licensed in
WA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

700 NE 87th Ave
Vancouver, WA 98664-1913
Phone: (360) 254-1240
Fax: (360) 397-3128
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence OP00002137 (WA)

Record details

NPI number1700991148
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 19, 2006
Last updated in NPPESNovember 23, 2007
Mailing address700 Ne 87th Ave, Vancouver, WA 98664-1913

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice The Vancouver Clinic Inc Ps — 580 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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