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

Gary Fennema, DO

Individual provider Emergency Medicine Physician · NPI 1578003992

Gary Fennema, DO is an Emergency Medicine in Tulsa, Oklahoma. Graduated from Oklahoma State University College of Osteopathic Medicine in 2017, 9 years ago. Practices with Northeastern Health System, a 104-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
9
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
OK
In the registry since
2017
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

744 W 9th St
Tulsa, OK 74127-9020
Phone: (918) 599-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 6402 (OK)

Record details

NPI number1578003992
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 4, 2017
Last updated in NPPESDecember 17, 2022
Certification dateDecember 17, 2022
Mailing address2622 W 112th Pl S, Jenks, OK 74037-2127

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2017 (9 years in practice)
Group practice Northeastern Health System — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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