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

Individual provider Internal Medicine Physician · NPI 1346213790

Gregory Kent Heumann, MD is an Internal Medicine in North Vernon, Indiana. Graduated from Indiana University School of Medicine in 1984, 42 years ago. Practices with St Vincent Medical Group Inc, a 727-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
42
Trained at
Indiana University School of Medicine
Licensed in
IN
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

301 Henry St
North Vernon, IN 47265-1030
Phone: (812) 352-4300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 01033775 (IN)

Record details

NPI number1346213790
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 8, 2006
Last updated in NPPESJune 29, 2022
Certification dateJune 29, 2022
Mailing address301 Henry St, North Vernon, IN 47265-1030

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Group practice St Vincent Medical Group Inc — 727 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in North Vernon