Peter Zavitsanos, M.D.
NPI 1447664453 · Radiation Oncology Physician · Brooksville, FL
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Zavitsanos, M.D. is a Radiation Oncology Physician provider in Brooksville, FL (NPI 1447664453).
Provider details
- NPI number
- 1447664453
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME138420 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,646 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 869 | $113 |
| Intensity Modulated Treatment Delivery, Single Or Multiple Fields/Arcs,via Narrow Spatially and Temporally Modulated Beams, Binary, Dynamic Mlc, Per Treatment SessionG6015 | 840 | $329 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 186 | $186 |
| Continuing Radiation Therapy Consultation Per Week77336 | 159 | $83 |
| Calculation of Radiation Therapy Dose77300 | 130 | $63 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 103 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 226 | 72 |
| Oxybutynin Chloride | 52 | 20 |
| Oxycodone Hcl | 29 | 12 |
| Finasteride | 29 | 12 |
| Dexamethasone | 24 | 17 |
| Lidocaine Hclbrand: Lidocaine Hcl Viscous | 22 | 20 |
| Diphenoxylate Hcl/Atropinebrand: Diphenoxylate-Atropine | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$575 across 29 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-17
- Last updated
- 2026-04-14
- Certified
- 2026-04-14
Frequently asked questions
- What is Peter Zavitsanos's NPI number?
- Peter Zavitsanos's National Provider Identifier (NPI) is 1447664453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Zavitsanos's specialty?
- Peter Zavitsanos is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Zavitsanos located?
- Peter Zavitsanos's practice location on file with NPPES is 15211 Cortez Blvd, Brooksville, FL 34613-6072.
- What is Peter Zavitsanos's phone number?
- The practice phone number listed in the NPPES registry for Peter Zavitsanos is (352) 345-4565.
- Does Peter Zavitsanos accept Medicare?
- Peter Zavitsanos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Zavitsanos's NPI active?
- Yes — Peter Zavitsanos's NPI (1447664453) is active in the NPPES registry as of the last update on 2026-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.