William M. Mendenhall, MD
Radiation Oncology Physician · Gainesville, FL
William M. Mendenhall, MD is a radiation oncology physician with a practice address in Gainesville, Florida, and NPI 1528020708, issued on Apr 4, 2006. Check the license (Florida ME35881, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- William M. Mendenhall
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- ME35881 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1600 SW Archer RD, Gainesville, FL 32610
- Phone
- (352) 265-0287
- Enumerated
- Apr 4, 2006
- Record last updated
- Nov 21, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (352) 265-0759
- Medicaid IDs
- 066153800 FL
000239489D GA - Medicare enrollment
- Enrolled (PECOS I20061017000414); accepts Medicare assignment
- Medical or professional school
- University Of South Florida College Of Medicine, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 520 in Florida → Look up another NPI →
Also registered at 1600 SW Archer RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Abbitt, MDDiagnostic Radiology Physician1629040811
- Sherine AbdallaGastroenterology Physician1366862997
- Abdalla Abdelkader, MDCardiovascular Disease Physician1942087457
- Mahmoud AbdelsalamMedical Oncology Physician1912844531
- Garrett AbernathyStudent in an Organized Health Care Education/Training Program1215870894
- Emily Abernethy, MDFamily Medicine Physician1740970482
Verify William M. Mendenhall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME35881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average radiation oncology physician in 2024
453 Medicare Part D claims for 166 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl169 claims
- Ciprofloxacin Hcl54 claims
- Orgovyx48 claims
- Testosterone Cypionate29 claims
- Alfuzosin Hcl Er26 claims
- Sulfamethoxazole-Trimethoprim19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Florida Proton Therapy Institute IncJacksonville, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William M. Mendenhall among 520 radiation oncology physician records in Florida
William M. Mendenhall, MD is one of 520 radiation oncology physician records with a practice address in Florida. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 21% of them.
- NPI issued2006 · 21% of these records are older, 47% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1978 · median 2002 among the 393 with a school on file
- Record last updated2011 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Florida
There are 520 radiation oncology physician records in Florida.
All 520 in Florida → Every provider in Gainesville → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Robert Amdur, MDGainesville, FL 326101235190752
- Tithi Biswas, MDGainesville, FL 326101922115682
- Danielle CerbonGainesville, FL 326101912534751
- Alexandra De LeoGainesville, FL 326101114422482
- Kathryn Hitchcock, M.D.Gainesville, FL 326101912267808
- Paul Okunieff, MDGainesville, FL 326101215961750
- Rami Shaker, MDGainesville, FL 326101326880907
- Anamaria Yeung, M.D.Gainesville, FL 326101891875332
Common questions
What is William M. Mendenhall, MD's NPI number?
William M. Mendenhall, MD's National Provider Identifier (NPI) is 1528020708, issued on Apr 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William M. Mendenhall, MD located?
The NPPES record lists a practice address at 1600 SW Archer RD, Gainesville, FL, 32610. Phone: (352) 265-0287. Providers update this record themselves, so call before visiting.
How can I verify William M. Mendenhall, MD's license?
NPPES lists Florida license number ME35881, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William M. Mendenhall, MD prescribe under Medicare Part D?
In 2024, William M. Mendenhall, MD had 453 Medicare Part D claims for 166 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is William M. Mendenhall, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.