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

David F. Johnson, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1972544617

David F. Johnson, MD is an Internal Medicine in Billings, Montana. Graduated from Un of California, Irvine, College of Medicine in 1987, 39 years ago. Practices with Billings Clinic, a 805-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Montana.

Years since qualifying
39
Trained at
Un of California, Irvine, College of Medicine
Licensed in
MT
In the registry since
2006
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

1045 N 30th St
Billings, MT 59101-0738
Phone: (406) 238-2500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 708 Broadwater Ave, Billings, MT 59101-2710 — (406) 839-2900

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 7381 (MT)

Record details

NPI number1972544617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 10, 2006
Last updated in NPPESFebruary 28, 2022
Certification dateFebruary 28, 2022
Mailing addressPo Box 35100, Billings, MT 59107-5100

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesENDOCRINOLOGY
Medical schoolUN OF CALIFORNIA, IRVINE, COLLEGE OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice Billings Clinic — 805 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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