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

Dennis L Simpson, MD

Individual provider Internal Medicine Physician · NPI 1316979644

Dennis L Simpson, MD is an Internal Medicine in Pullman, Washington. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1976, 50 years ago. Works from 2 locations. Licensed in Idaho and Washington.

Years since qualifying
50
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
ID, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

825 SE Bishop Blvd Ste 200
Pullman, WA 99163-5537
Phone: (509) 332-2517
Fax: (509) 334-9247
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 19501 State Route 195, Pullman, WA 99163-9610 — (509) 332-2517

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD00020233 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence M-4552 (ID)

Record details

NPI number1316979644
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESJuly 7, 2021
Certification dateJuly 7, 2021
Mailing address825 Se Bishop Blvd Ste 200, Pullman, WA 99163-5537

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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