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

Dr. Charles Martin Watson, PHD, DO

Individual provider Internal Medicine Physician · NPI 1124065792

Dr. Charles Martin Watson, PHD, DO is a Hospitalist in Butte, Montana. Graduated from University of New England, College of Osteo Medicine in 2003, 23 years ago. Practices with Cogent Healthcare of Montana P C, a 82-clinician group and accepts Medicare assignment. Licensed in Montana and Washington.

Years since qualifying
23
Trained at
University of New England, College of Osteo Medicine
Licensed in
MT, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
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

400 S Clark St
Butte, MT 59701-9756
Phone: (406) 723-2781
Fax: (406) 723-2480
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 13625 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence OP60225814 (WA)

Record details

NPI number1124065792
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , DO
Sole proprietorNo
NPI enumeratedJune 1, 2006
Last updated in NPPESJuly 10, 2023
Certification dateJuly 10, 2023
Mailing address640 Big Flat Rd, Missoula, MT 59804-9210

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE
Graduated 2003 (23 years in practice)
Group practice Cogent Healthcare Of Montana P C — 82 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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