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

Mary Catherine Hoye, MD

Individual provider Internal Medicine Physician · NPI 1821664897

Mary Catherine Hoye, MD is a Hospitalist in Oregon City, Oregon. Qualified in 2021, 5 years ago. Practices with Billings Clinic, a 805-clinician group and accepts Medicare assignment. Licensed in Montana and Oregon.

Years since qualifying
5
Licensed in
MT, OR
In the registry since
2021
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

1500 Division St
Oregon City, OR 97045-1527
Phone: (503) 650-6270
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 159860 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD218553 (OR)

Record details

NPI number1821664897
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2021
Last updated in NPPESJune 4, 2025
Certification dateJune 4, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Billings Clinic — 805 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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