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

Gage Williamson, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1548919251

Gage Williamson, DO is a Family Practice in Mishawaka, Indiana. Graduated from Marian University College of Osteopathic Medicine in 2019, 7 years ago. Registered with an NPI since 2022.

Years since qualifying
7
Trained at
Marian University College of Osteopathic Medicine
In the registry since
2022
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

611 E Douglas Rd Ste 407
Mishawaka, IN 46545-1468
Phone: (574) 335-6500
Show map & directions

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

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1548919251
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 21, 2022
Last updated in NPPESMarch 21, 2022
Certification dateMarch 21, 2022
Mailing address611 E Douglas Rd Ste 407, Mishawaka, IN 46545-1468

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesSPORTS MEDICINE
Medical schoolMARIAN UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated

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