Michael A. Diaz, M.D.
NPI 1477088029ActiveIndividual· Emergency Medicine· New York, NY
Emergency Medicine (M.D.) in New York, New York, trained at State University of New York at Buffalo School of Medicine (class of 2017). 41 Medicare patients in 2024, $3,364 paid; nearly all of their 64 Part D prescriptions were generic (98%). Merck Sharp & Dohme LLC reported $163.23 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1477088029 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 20, 2017 |
| Last updated in NPPES | Jun 9, 2023 |
| Certified by provider | Jun 9, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 300826 | NY |
| Emergency Medicine | 207P00000X | 25MA11029000 | NJ |
| Emergency Medicine | 207P00000X | 69380 | CT |
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 - Emergency Medicine (CT); Practitioner - Emergency Medicine (DC); Practitioner - Emergency Medicine (FL); Practitioner - Emergency Medicine (MA); Practitioner - Emergency Medicine (NJ); Practitioner - Emergency Medicine (NY); Practitioner - Emergency Medicine (OH); Practitioner - Emergency Medicine (OK); Practitioner - Emergency Medicine (SC); Practitioner - Emergency Medicine (VA); Practitioner - Emergency Medicine (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 50 across 7 procedure codes |
| Paid by Medicare | $3,364 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 71 30-day fills |
|---|---|
| Total drug cost | $1,108 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Acs Primary Care Physicians - Southeast PCMyrtle Beach, SC · 420 clinicians
- Ies ER Oklahoma LLCMuskogee, OK · 143 clinicians
- Island Emergency Medical Services PCSchenecctady, NY · 137 clinicians
- Ingleside Emergency Group LLCLow Moor, VA · 32 clinicians
Hospital affiliations
- McLeod Loris HospitalLoris, SC
- North Adams Regional Hospital CorporationNorth Adams, MA
- Saint Francis Hospital MuskogeeMuskogee, OK
- Samaritan Hospital of Troy, New YorkTroy, NY
- St Peter's HospitalAlbany, NY
Industry payments (Open Payments)
- 2025$163.23 · 7 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $163.23 | 7 |
What the 2025 payments were for
- Food and Beverage$163.23 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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