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

Dr. Robert Mark Webster, DO

Individual provider Internal Medicine Physician · NPI 1548478555

Dr. Robert Mark Webster, DO is an Internal Medicine Physician in Clancy, Montana. Works from 2 locations. Licensed in Michigan and Montana.

Licensed in
MI, MT
In the registry since
2007
Specialties on file
2
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

171 Casey Meadow Rd
Clancy, MT 59634-9565
Phone: (406) 204-4407
Show map & directions

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

Additional practice locations (1)

  • 401 W Pennsylvania Ave, Anaconda, MT 59711-1999 — (406) 563-8500

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 12469 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 5101016808 (MI)

Record details

NPI number1548478555
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESFebruary 15, 2021
Certification dateFebruary 15, 2021
Mailing address401 W Pennsylvania Ave, Anaconda, MT 59711-1999