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

Gretchen Marie Potschka, MD

Individual provider Internal Medicine Physician · NPI 1811994718

Gretchen Marie Potschka, MD is an Internal Medicine in Longview, Washington. Graduated from Loma Linda University School of Medicine in 1999, 27 years ago. Practices with Peacehealth, a 187-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
27
Trained at
Loma Linda University School of Medicine
Licensed in
WA
In the registry since
2005
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

1615 Delaware St
Longview, WA 98632-2310
Phone: (360) 414-2385
Fax: (360) 414-2386
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD00042178 (WA)
Pediatrics Physician Taxonomy 208000000X · Licence MD00042178 (WA)

Record details

NPI number1811994718
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2005
Last updated in NPPESJanuary 10, 2013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Peacehealth — 187 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Longview