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

John Oliga, MD

Individual provider Internal Medicine Physician · NPI 1013021781

John Oliga, MD is an Internal Medicine in Decatur, Georgia. Graduated from Howard University College of Medicine in 1993, 33 years ago. Practices with Centerwell Senior Primary Care Ga PC, a 56-clinician group and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
33
Trained at
Howard University College of Medicine
Licensed in
GA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4153B Flat Shoals Pkwy Ste 200
Decatur, GA 30034-4189
Phone: (404) 585-5049
Fax: (404) 591-0292
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 39890 (GA)

Record details

NPI number1013021781
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 18, 2006
Last updated in NPPESMay 12, 2026
Certification dateMay 12, 2026
Mailing addressPo Box 934915, Atlanta, GA 31193-4915

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolHOWARD UNIVERSITY COLLEGE OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Centerwell Senior Primary Care Ga Pc — 56 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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