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

Dr. James Donald Byrne, MD, PHD

Individual provider Internal Medicine Physician · NPI 1386091148

Dr. James Donald Byrne, MD, PHD is a Radiation Oncology in Iowa City, Iowa. Graduated from University of North Carolina at Chapel Hill School of Medicine in 2016, 10 years ago. Practices with State University of Iowa, a 1,885-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa and North Carolina.

Years since qualifying
10
Trained at
University of North Carolina at Chapel Hill School of Medicine
Licensed in
IA, NC
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone: (319) 353-8836
Fax: (319) 356-1530
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 55 Fruit St, Boston, MA 02114 — (617) 726-2000

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence MD-48641 (IA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 218309 (NC)

Record details

NPI number1386091148
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMay 20, 2016
Last updated in NPPESAugust 5, 2021
Certification dateAugust 5, 2021

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice State University Of Iowa — 1885 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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