William Demas, M.D., F.A.C.R.

William Demas, M.D., F.A.C.R. is a radiation oncology physician practicing in Akron, OH. The NPI was issued on November 4, 2005, and the record was last updated in NPPES on December 2, 2025. One additional practice location is listed.

Taxonomies and licenses

Practice locations

Local context

Active NPPES records list 21 providers with radiation oncology physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 11 of them within 10 miles.

The same primary taxonomy is listed by 348 in Ohio and 8,860 nationwide.

These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.

Other providers at this address

• Anthony Corsino, DO (Diagnostic Radiology Physician)
• Arif Itmam (Critical Care Medicine (Internal Medicine) Physician)
• Ashley Myer, MD, MA (Internal Medicine Physician)
• Aubree Laforce, MD (Sports Medicine (Family Medicine) Physician)
• Brendan Cokingtin, MD (Internal Medicine Physician)
• Brian Keaton, MD (Emergency Medicine Physician)
• Cameron McCorcle, MD (Internal Medicine Physician)
• Christina Mager, DO (Emergency Medicine Physician)
• Diane Pretorius, MD (Diagnostic Radiology Physician)
• Edwin Chou, MD (Diagnostic Radiology Physician)

Providers whose NPPES practice location has the same street address, listing those with a page here.

Nearby providers with the same primary taxonomy

• Daniel Sufficool, M.D. , Canton, OH, about 21 miles

Record history

Name on record

William Fitzgerald Demas

Status

Active

NPI issued

November 4, 2005

Last updated in NPPES

December 2, 2025

Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.

NPPES data as of September 13, 2026 · Source: CMS NPPES

curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.npilayer.com/v1/providers/1033100334"