WILLIAM M. MENDENHALL (MD) – Radiation Oncology Physician, NPI 1528020708
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
494 RADIATION ONCOLOGY in FL
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Provider Addresses for WILLIAM M. MENDENHALL (MD)
Pop in a Box, 800, Avenida Presidente Juscelino Kubitscheck de Oliveira, Jardim Panorama, São José do Rio Preto, Região Imediata de São José do Rio Preto, Região Geográfica Intermediária de São José do Rio Preto, São Paulo, Southeast Region, 15092-450, Brazil
ORLANDO, FL 328918025
Phone: (352) 265-0287
Fax: (352) 265-0759
Type: Mailing
UF Health Shands Hospital, 1600, Archer Road, Gainesville, Alachua County, Florida, 32608, United States
GAINESVILLE, FL 326103003
Phone: (352) 265-0287
Fax: (352) 265-0759
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2006-10-17
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20061017000414 | I | Radiation Oncology | FL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| G6002 | Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 590 | 174 | $0 |
| 77523 | Intermediate proton beam radiation treatment | 434 | 136 | $0 |
| 77336 | Continuing radiation therapy consultation per week | 365 | 69 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 325 | 83 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 239 | 236 | $0 |
Insurance plans in this area (ZIP 32891)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | FL | 77300 | Calculation of radiation therapy dose | 276 | 51 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Anesthesiology, Pain Management | FL | |
| Nurse Practitioner | FL | |
| G A S T R O E N T E R O L O G Y | FL | |
| - | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| Nurse Practitioner | FL |
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