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

William Fitzgerald Demas, MD, FACR

Individual provider Radiation Oncology Physician · NPI 1033100334

William Fitzgerald Demas, MD, FACR is a Radiation Oncology in Akron, Ohio. Graduated from State University of New York Downstate Medical Center in 1981, 45 years ago. Practices with University Primary Care Practices Inc, a 1,073-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
45
Trained at
State University of New York Downstate Medical Center
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

525 E Market St
Akron, OH 44304-1619
Phone: (330) 375-3557
Fax: (337) 376-1302
Show map & directions

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

Additional practice locations (1)

  • 524 W High St, Bryan, OH 43506-1618 — (419) 636-9800

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 35-054294 (OH)

Record details

NPI number1033100334
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FACR
Sole proprietorNo
NPI enumeratedNovember 4, 2005
Last updated in NPPESDecember 2, 2025
Certification dateDecember 2, 2025

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1981 (45 years in practice)
Group practice University Primary Care Practices Inc — 1073 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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