Diana R. Twiggs, M.D.
Opted out of Medicare from February 2026 to February 2028. Family Medicine (M.D.) in Fernandina Beach, Florida, trained at University of Florida College of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $142,358 for 2,383 claims, against $39,122 paid for services in 2024. Dexcom, Inc. reported $90.00 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1124002522 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 30, 2005 |
| Last updated in NPPES | Dec 31, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | ME 78633 | FL |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Feb 25, 2026 – Feb 25, 2028 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 379 |
|---|---|
| Services billed | 486 across 45 procedure codes |
| Paid by Medicare | $39,122 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,383 · 5,704 30-day fills |
|---|---|
| Patients | 703 |
| Total drug cost | $142,358 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Family Practice |
Hospital affiliations
- Baptist Health Medical Center - JacksonvilleJacksonville, FL
- Baptist Medical Center - NassauFernandina Beach, FL
Industry payments (Open Payments)
- 2025$90.00 · 1 payment from 1 company
- 2024$17.22 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $90.00 | 1 |
What the 2025 payments were for
- Food and Beverage$90.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 family medicine physicians in Fernandina Beach · All family medicine physicians in Florida