Alexander Nicholas Diaz, MD
Emergency Medicine (MD) in St Petersburg, Florida, trained at Univ of Central Florida, College of Medicine (class of 2019). 257 Medicare patients in 2024, $35,027 paid; nearly all of their 213 Part D prescriptions were generic (95%). Depuy Synthes Sales Inc. reported $129.75 in payments in 2025, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1841751849 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 31, 2019 |
| Last updated in NPPES | Aug 2, 2025 |
| Certified by provider | Aug 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | ME167124 | FL |
| Emergency Medicine | 207P00000X | T3460 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Florida, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Alexander Diaz | 1128a1 | May 20, 2010 | Miami, FL |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Emergency Medicine (FL); Practitioner - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 257 |
|---|---|
| Services billed | 425 across 23 procedure codes |
| Paid by Medicare | $35,027 |
Part D prescriptions in 2024
| Prescriptions (claims) | 213 · 213 30-day fills |
|---|---|
| Patients | 150 |
| Total drug cost | $3,172 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Univ of Central Florida, College of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Emergency Medicine Services of Fl LLCVero Beach, FL · 712 clinicians
- Bayside Emergency Physicians PASt Petersburg, FL · 20 clinicians
Hospital affiliations
- HCA Florida Blake HospitalBradenton, FL
- St Anthonys HospitalSaint Petersburg, FL
Industry payments (Open Payments)
- 2025$129.75 · 1 payment from 1 company
- 2024$113.27 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $129.75 | 1 |
What the 2025 payments were for
- Food and Beverage$129.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 105 emergency medicine physicians in St Petersburg · All emergency medicine physicians in Florida