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

Individual provider Gastroenterology Physician · NPI 1023232527

Dr. John David Northup, MD is a Gastroenterology in Savannah, Georgia. Graduated from Yale University School of Medicine in 1967, 59 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
59
Trained at
Yale University School of Medicine
Licensed in
GA
In the registry since
2007
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

12345 Mercy Blvd
Savannah, GA 31419-3436
Phone: (912) 927-3046
Fax: (912) 925-0597
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 016651 (GA)

Record details

NPI number1023232527
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 13, 2007
Last updated in NPPESJanuary 3, 2014
Mailing address12345 Mercy Blvd, Savannah, GA 31419-3436

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1967 (59 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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