Maria Josefina Diaz, M.D
NPI 1972675775ActiveIndividual· Family Medicine· Winston Salem, NC
Family Medicine (M.D) in Winston Salem, North Carolina, trained at University of Puerto Rico School of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $1,011,618 for 15,591 claims, against $160,501 paid for services in 2024. Neurocrine Biosciences, Inc. reported $136.09 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1972675775 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Nov 15, 2006 |
| Last updated in NPPES | Oct 9, 2025 |
| Certified by provider | Oct 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 201200927 | NC |
| Family Medicine, Geriatric Medicine | 207QG0300X | 16370 | PR |
| Family Medicine, Geriatric Medicine | 207QG0300X | 201200927 | NC |
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 - Family Practice (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 479 |
|---|---|
| Services billed | 1,796 across 12 procedure codes |
| Paid by Medicare | $160,501 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15,591 · 15,657 30-day fills |
|---|---|
| Patients | 290 |
| Total drug cost | $1,011,618 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Family Practice |
| Secondary specialties | Geriatric Medicine |
Medical group
- Curana Health of North Carolina PLLCWinston Salem, NC · 283 clinicians
Hospital affiliations
- Johnston HealthSmithfield, NC
- Wakemed, Raleigh CampusRaleigh, NC
Other facilities
- Centerwell Home HealthHome health agency · Goldsboro, NC
- 3hcHospice · Goldsboro, NC
- Continuum Home Care & HospiceHospice · Jacksonville, NC
- Transitions LifecareHospice · Raleigh, NC
- Bellarose Nursing and RehabNursing home · Garner, NC
- Smithfield Manor Rehabilitation and Healthcare CenNursing home · Smithfield, NC
Industry payments (Open Payments)
- 2024$136.09 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $136.09 | 1 |
What the 2024 payments were for
- Food and Beverage$136.09 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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