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

Individual provider Internal Medicine Physician · NPI 1871097238

Tyajean Olive Campbell, MD is an Internal Medicine in Billings, Montana. Qualified in 2018, 8 years ago. Practices with Cogent Healthcare of Montana P C, a 82-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
8
Licensed in
MT
In the registry since
2018
Specialties on file
3
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

1233 N 30th St
Billings, MT 59101-0127
Phone: (406) 237-3850
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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 MED-PHYS-LIC-100286 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence MED-RES-LIC-67462 (MT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1871097238
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 21, 2018
Last updated in NPPESAugust 11, 2021
Certification dateAugust 11, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Cogent Healthcare Of Montana P C — 82 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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