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

Dr. Margaret Jean Hart, DO

Individual provider Family Medicine Physician · NPI 1942426689

Dr. Margaret Jean Hart, DO is a Family Practice in Muskogee, Oklahoma. Graduated from Oklahoma State University College of Osteopathic Medicine in 2006, 20 years ago. Practices with Immaculate Heart of Mary Family Health Center, a 2-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan, Minnesota and Oklahoma.

Years since qualifying
20
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
MI, MN, OK
In the registry since
2007
Specialties on file
4
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.

See every abbreviation used in this directory →

Practice location Address checks out

3332 W Okmulgee St
Muskogee, OK 74401-5069
Phone: (918) 682-2481
Fax: (918) 682-2932
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2950 S Elm Pl Ste 256, Broken Arrow, OK 74012-7871 — (918) 449-4090

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 9069 (OK)
Family Medicine Physician Taxonomy 207Q00000X · Licence 5101016975 (MI)
Geriatric Medicine (Family Medicine) Physician Taxonomy 207QG0300X · Licence 51O1016975 (MI)
Family Medicine Physician Taxonomy 207Q00000X · Licence 54437 (MN)

Record details

NPI number1942426689
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 18, 2007
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesGERIATRIC MEDICINE
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2006 (20 years in practice)
Group practice Immaculate Heart Of Mary Family Health Center — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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