Dianna L. Chizmas, ARNP
NPI 1245496736ActiveIndividual· Nurse Practitioner, Family· Sebring, FL
Nurse Practitioner, Family (ARNP) with Adventist Health System-Sunbelt Inc, practicing in Sebring, Florida. Their prescriptions cost Medicare Part D more than their services did: $110,820 for 3,072 claims, against $54,797 paid for services in 2024. Abbott Laboratories was the largest of 3 companies reporting payments in 2025, $120.61 in all, mostly food and beverage. Lists Adventhealth Sebring as a hospital affiliation.
Overview
| NPI | 1245496736 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Aug 4, 2008 |
| Last updated in NPPES | May 21, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | ARNP3150382 | 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) | Enrolled Practitioner - Nurse Practitioner (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 550 |
|---|---|
| Services billed | 1,644 across 35 procedure codes |
| Paid by Medicare | $54,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,072 · 5,608 30-day fills |
|---|---|
| Patients | 798 |
| Total drug cost | $110,820 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Adventist Health System-Sunbelt IncLake Placid, FL · 88 clinicians
Hospital affiliation
- Adventhealth SebringSebring, FL
Industry payments (Open Payments)
- 2025$120.61 · 5 payments from 3 companies
- 2024$163.90 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $67.16 | 3 |
| Merck Sharp & Dohme LLC | $33.32 | 1 |
| Amgen Inc. | $20.13 | 1 |
What the 2025 payments were for
- Food and Beverage$120.61 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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