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

John E Unison, MD

Individual provider Pediatrics Physician · NPI 1972598951

John E Unison, MD is an Internal Medicine in Plainfield, Indiana. Graduated from Indiana University School of Medicine in 1994, 32 years ago. Practices with Hendricks County Hospital, a 340-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
32
Trained at
Indiana University School of Medicine
Licensed in
IN
In the registry since
2005
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

1100 Southfield Dr Ste 1220
Plainfield, IN 46168-4498
Phone: (317) 838-3443
Fax: (317) 838-3444
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 01044012A (IN)
Pediatrics Physician Taxonomy 208000000X · Licence 01044012A (IN)

Record details

NPI number1972598951
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 15, 2005
Last updated in NPPESMarch 17, 2021
Certification dateMarch 17, 2021
Mailing address1100 Southfield Dr, Suite 1370, Plainfield, IN 46168-4498

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Hendricks County Hospital — 340 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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