Marays Veliz, MD
NPI 1023213089ActiveIndividual· Internal Medicine, Medical Oncology· Leesburg, FL
Internal Medicine, Medical Oncology (MD) with Florida Cancer Specialists and Research Institute, LLC, practicing in Leesburg, Florida. In 2024 Medicare paid $2,742,687 for 1,152 patients, and Part D covered 1,448 of their prescriptions, 73% of them generic. Novartis Pharmaceuticals Corporation was the largest of 33 companies reporting payments in 2025, $1,771 in all, mostly food and beverage. Lists Uf Health Leesburg Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1023213089 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2007 |
| Last updated in NPPES | Sep 2, 2022 |
| Certified by provider | Sep 2, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | ME106712 | FL |
| Internal Medicine, Hematology | 207RH0000X | ME106712 | FL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,152 |
|---|---|
| Services billed | 245,823 across 141 procedure codes |
| Paid by Medicare | $2,742,687 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,448 · 2,714 30-day fills |
|---|---|
| Patients | 308 |
| Total drug cost | $2,852,475 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Florida Cancer Specialists and Research Institute, LLCNorth Port, FL · 498 clinicians
Hospital affiliations
- Uf Health Leesburg HospitalLeesburg, FL
- Villages Regional Hospital, theThe Villages, FL
Industry payments (Open Payments)
- 2025$1,771 · 83 payments from 33 companies
- 2024$1,679 · 78 payments from 26 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $236.24 | 16 |
| Merck Sharp & Dohme LLC | $150.10 | 6 |
| Regeneron Healthcare Solutions, Inc. | $112.76 | 4 |
| Celgene Corporation | $100.96 | 4 |
| Beone Medicines USA, Inc. | $99.28 | 5 |
What the 2025 payments were for
- Food and Beverage$1,771 · 83 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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