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

James P Spiess, MD

Individual provider Internal Medicine Physician · NPI 1568573988

James P Spiess, MD is an Internal Medicine Physician in Boise, Idaho. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
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

500 W Fort St # 111
Boise, ID 83702-4501
Phone: (208) 422-1325
Fax: (208) 422-1319
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence ML20007994 (WA)

Record details

NPI number1568573988
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESJuly 19, 2022
Certification dateJuly 19, 2022
Mailing address500 W Fort St, 111, Boise, ID 83702-4501

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