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

Courtney Certain, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1144761305

Courtney Certain, DO is an Internal Medicine in Columbus, Ohio. Qualified in 2020, 6 years ago. Practices with Cogent Healthcare of Montana P C, a 82-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
6
Licensed in
MT
In the registry since
2017
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3595 Olentangy River Rd
Columbus, OH 43214-3440
Phone: (614) 566-5456
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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 87028 (MT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1144761305
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 20, 2017
Last updated in NPPESJune 24, 2020
Certification dateJune 24, 2020
Mailing address1233 N 30th St, Billings, MT 59101-0127

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2020 (6 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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