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

Jacob Perrin

Individual provider Internal Medicine Physician · NPI 1982135752

Jacob Perrin is a Hospitalist in Billings, Montana. Graduated from Loma Linda University School of Medicine in 2017, 9 years ago. Practices with Billings Clinic, a 805-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
9
Trained at
Loma Linda University School of Medicine
Licensed in
MT
In the registry since
2017
Specialties on file
2
Claim this listing Report a problem Suggest an edit

Practice location Address checks out

801 N 29th St
Billings, MT 59101-0905
Phone: (406) 238-2500
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence MED-PHYS-LIC-87947 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence MED-PHYS-LIC-87947 (MT)

Record details

NPI number1982135752
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 23, 2017
Last updated in NPPESFebruary 4, 2025
Certification dateFebruary 4, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Billings Clinic — 805 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Billings