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

James H. Peak, MD

Individual provider Psychiatry Physician · NPI 1801994264

James H. Peak, MD is a Psychiatry Physician in Billings, Montana. Practices as a sole proprietor. Licensed in Montana.

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

1645 Avenue D Ste C
Billings, MT 59102-3043
Phone: (406) 702-4662
Fax: (406) 702-1740
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 7535 (MT)

Record details

NPI number1801994264
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 20, 2006
Last updated in NPPESOctober 14, 2015

Other providers in Billings