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

Mark O Nichols, MD

Individual provider Surgery Physician · NPI 1922196575

Mark O Nichols, MD is a Surgery Physician in Miles City, 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

2600 Wilson St
Miles City, MT 59301-5094
Phone: (406) 233-2500
Fax: (406) 233-2611
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 12569 (MT)

Record details

NPI number1922196575
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 10, 2006
Last updated in NPPESFebruary 19, 2016
Mailing address2600 Wilson St, Miles City, MT 59301-5094

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