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

Dr. Jay Allen Gaddy, MD

Individual provider Hematology & Oncology Physician · NPI 1124102918

Dr. Jay Allen Gaddy, MD is a Hematology/Oncology in Indianapolis, Indiana. Graduated from Indiana University School of Medicine in 2001, 25 years ago. Practices with Indiana Hemophilia and Thrombosis Center, Inc, a 20-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
25
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

8326 Naab Rd
Indianapolis, IN 46260-1920
Phone: (317) 871-0000
Fax: (317) 871-0010
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 01062387A (IN)

Record details

NPI number1124102918
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 25, 2006
Last updated in NPPESSeptember 8, 2021
Certification dateSeptember 8, 2021
Mailing address8326 Naab Rd, Indianapolis, IN 46260-1920

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice Indiana Hemophilia And Thrombosis Center, Inc. — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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