William A. Assad, MD
Radiation Oncology Physician · Tampa, FL
William A. Assad, MD is a radiation oncology physician with a practice address in Tampa, Florida, and NPI 1043202245, issued on Aug 16, 2005. Check the license (Florida ME0048722, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- William A. Assad
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- ME0048722 FL
35.154683 OH
Self-reported in NPPES; status is on the state search - Practice location
- 601 S Armenia Ave, Tampa, FL 33609
- Phone
- (813) 353-8803
- Enumerated
- Aug 16, 2005
- Record last updated
- Nov 24, 2025
- Fax
- (813) 353-8602
- Medicaid ID
- 044496100 FL
- Medicare enrollment
- Enrolled (PECOS I20251212002786); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 520 in Florida → Look up another NPI →
Also registered at 601 S Armenia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexander Engelman, M.D.Radiation Oncology Physician1679863658
- Mary Harlan, APRNFamily Nurse Practitioner1588393953
- Aamir Hussain, M.D.Radiation Oncology Physician1730381658
- Mohammed Zahra, MDRadiation Oncology Physician1114011939
Verify William A. Assad in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME0048722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average radiation oncology physician in 2024
37 Medicare Part D claims, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
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.
William A. Assad among 520 radiation oncology physician records in Florida
William A. Assad, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 79% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1974 · median 2002 among the 393 with a school on file
- Record last updated2025 · 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 Tampa → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Alexander Engelman, M.D.Tampa, FL 336091679863658
- Aamir Hussain, M.D.Tampa, FL 336091730381658
- Mohammed Zahra, MDTampa, FL 336091114011939
- George Grass, M.D., PH.D.Tampa, FL 336071316350234
- Leslie Lubich, M.D.Tampa, FL 336071699903864
- Rufus MarkTampa, FL 336071992786628
- Nitesh Paryani, MDTampa, FL 336071801109780
- Michael Scott, M.D., M.B.ATampa, FL 336071083903421
Common questions
What is William A. Assad, MD's NPI number?
William A. Assad, MD's National Provider Identifier (NPI) is 1043202245, issued on Aug 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William A. Assad, MD located?
The NPPES record lists a practice address at 601 S Armenia Ave, Tampa, FL, 33609. Phone: (813) 353-8803. Providers update this record themselves, so call before visiting.
How can I verify William A. Assad, MD's license?
NPPES lists Florida license number ME0048722, 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 A. Assad, MD prescribe under Medicare Part D?
In 2024, William A. Assad, MD had 37 Medicare Part D claims; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.