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

Dr. Marvin Williams, DO

Individual provider Maternal & Fetal Medicine Physician · NPI 1336121169

Dr. Marvin Williams, DO is an Obstetrics/Gynecology in Oklahoma City, Oklahoma. Graduated from Oklahoma State University College of Osteopathic Medicine in 1994, 32 years ago. Practices with Ou Health Partners Inc, a 1,167-clinician group and accepts Medicare assignment. Licensed in Ohio and Oklahoma.

Years since qualifying
32
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
OH, OK
In the registry since
2005
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.

See every abbreviation used in this directory →

Practice location Address checks out

825 NE 10th St OUPB3200
Oklahoma City, OK 73104-5417
Phone: (405) 271-5400
Show map & directions

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

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 3299 (OK)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence 34.007635 (OH)

Record details

NPI number1336121169
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedNovember 17, 2005
Last updated in NPPESApril 22, 2008

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1994 (32 years in practice)
Group practice Ou Health Partners Inc — 1167 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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