Nayma Casamayor
NPI 1215461306ActiveIndividual· Internal Medicine· Hialeah, FL
Internal Medicine with Physician Practices of Msmc LLC, practicing in Hialeah, Florida. Their prescriptions cost Medicare Part D more than their services did: $378,654 for 2,411 claims, against $12,335 paid for services in 2024. Pfizer Inc. was the largest of 10 companies reporting payments in 2025, $422.06 in all, mostly food and beverage. Lists Mount Sinai Medical Center of Florida, Inc as a hospital affiliation.
Overview
| NPI | 1215461306 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 14, 2017 |
| Last updated in NPPES | Jun 5, 2024 |
| Certified by provider | Jun 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME145662 | FL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 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 | 57 |
|---|---|
| Services billed | 219 across 25 procedure codes |
| Paid by Medicare | $12,335 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,411 · 5,128 30-day fills |
|---|---|
| Patients | 321 |
| Total drug cost | $378,654 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Physician Practices of Msmc LLCAventura, FL · 181 clinicians
Hospital affiliation
- Mount Sinai Medical Center of Florida, IncMiami Beach, FL
Industry payments (Open Payments)
- 2025$422.06 · 20 payments from 10 companies
- 2024$566.33 · 29 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $85.64 | 4 |
| Novartis Pharmaceuticals Corporation | $58.76 | 4 |
| Madrigal Pharmaceuticals | $57.72 | 2 |
| Exact Sciences Corporation | $47.34 | 2 |
| Glaxosmithkline, LLC. | $41.01 | 1 |
What the 2025 payments were for
- Food and Beverage$422.06 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 253 internal medicine physicians in Hialeah · All internal medicine physicians in Florida