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

Charles O Allen, DO

Individual provider Emergency Medicine Physician · NPI 1174609432

Charles O Allen, DO is an Emergency Medicine Physician in Big Sky, Montana. Licensed in Montana. Registered with an NPI since 2006.

Licensed in
MT
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

334 Town Center Ave
Big Sky, MT 59716-1713
Phone: (406) 995-6995
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 67187 (MT)

Record details

NPI number1174609432
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedOctober 30, 2006
Last updated in NPPESMarch 13, 2020
Certification dateMarch 13, 2020
Mailing address915 Highland Blvd, Bozeman, MT 59715-6902

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