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

Dr. Jeff Michael Hamman, MD

Individual provider Pediatrics Physician · NPI 1972706315

Dr. Jeff Michael Hamman, MD is an Internal Medicine in Indianapolis, Indiana. Qualified in 2004, 22 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
22
Licensed in
IN
In the registry since
2007
Specialties on file
2
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

702 Barnhill Dr
Indianapolis, IN 46202-5128
Phone: (317) 274-5000
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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 11012036A (IN)
Pediatrics Physician Taxonomy 208000000X · Licence 11012036A (IN)

Record details

NPI number1972706315
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 5, 2007
Last updated in NPPESJanuary 25, 2022
Certification dateJanuary 17, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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