Individual provider · Type 1 NPI

John M. Schallenkamp, MD

Radiation Oncology Physician · Billings, MT

NPI number 1265455018 Active

Practice location

801 N 29th St
Billings, MT 59101-0905

Call (406) 238-2500 Map

Mailing address

PO Box 110429
Aurora, CO 80042-0429

Other practice locations

  • 1665 Aurora Ct, Aurora, CO 80045-2517 · (720) 848-0000

Specialties and licenses

TaxonomyCodeLicense
Radiation Oncology Physician 2085R0001X10809 (MT)
Radiation Oncology Physician Primary 2085R0001XDR.0075716 (CO)

Radiation Oncology Physician: A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

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About NPI 1265455018

John M. Schallenkamp, MD's National Provider Identifier is 1265455018, issued on Jul 25, 2006. The primary taxonomy on file is Radiation Oncology Physician (2085R0001X), and the practice location is in Billings, MT. The record was last updated on Jul 15, 2025.