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

Mary D O'Rourke, MD

Individual provider Internal Medicine Physician · NPI 1033125091

Mary D O'Rourke, MD is an Internal Medicine in Bozeman, Montana. Graduated from University of Washington School of Medicine in 1986, 40 years ago. Practices with Bozeman Health Deaconess Hospital, a 313-clinician group and accepts Medicare assignment. Licensed in Montana and Washington.

Years since qualifying
40
Trained at
University of Washington School of Medicine
Licensed in
MT, WA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

915 Highland Blvd
Bozeman, MT 59715-6902
Phone: (406) 414-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 11625 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD00033119 (WA)

Record details

NPI number1033125091
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 31, 2006
Last updated in NPPESApril 3, 2025
Certification dateApril 3, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Bozeman Health Deaconess Hospital — 313 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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