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

Diane M Yahn, MD

Individual provider Internal Medicine Physician · NPI 1205880788

Diane M Yahn, MD is an Internal Medicine Physician in Missoula, Montana. Licensed in Montana. Registered with an NPI since 2006.

Licensed in
MT
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 Broadway
Missoula, MT 59802-4008
Phone: (406) 721-5600
Fax: (406) 721-3907
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 8818 (MT)

Record details

NPI number1205880788
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 20, 2006
Last updated in NPPESOctober 25, 2011

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