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

William L Barrett, MD

Individual provider Radiation Oncology Physician · NPI 1124010228

William L Barrett, MD is a Radiation Oncology in Cincinnati, Ohio. Graduated from University of Cincinnati College of Medicine in 1987, 39 years ago. Practices with University of Cincinnati Physicians Company LLC, a 1,476-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
39
Trained at
University of Cincinnati College of Medicine
Licensed in
OH
In the registry since
2005
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

234 Goodman St
Cincinnati, OH 45219-2364
Phone: (513) 584-3494
Fax: (513) 584-4007
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 35-05-7713 (OH)

Record details

NPI number1124010228
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 16, 2005
Last updated in NPPESFebruary 8, 2018
Mailing addressPo Box 636256 Central Credentialing, Cincinnati, OH 45263-6256

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice University Of Cincinnati Physicians Company Llc — 1476 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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