Diane E. Hattel, FNP-C
Opted out of Medicare from October 2026 to October 2028. Nurse Practitioner, Family (FNP-C) in Cheyenne, Wyoming, licensed in WY, with an NPI issued in February 2007. Their prescriptions cost Medicare Part D more than their services did: $156,250 for 1,336 claims, against $11,930 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 5 companies reporting payments in 2025, $202.75 in all, mostly food and beverage. Lists Cheyenne Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1003951229 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Feb 21, 2007 |
| Last updated in NPPES | Feb 27, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 16129.0890 | WY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 Oct 1, 2026 – Oct 1, 2028 |
| Can order and refer | No |
| 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 | 74 |
|---|---|
| Services billed | 250 across 15 procedure codes |
| Paid by Medicare | $11,930 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,336 · 2,600 30-day fills |
|---|---|
| Patients | 124 |
| Total drug cost | $156,250 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Hospital affiliation
- Cheyenne Regional Medical CenterCheyenne, WY
Industry payments (Open Payments)
- 2025$202.75 · 12 payments from 5 companies
- 2024$169.00 · 10 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $97.92 | 6 |
| Exact Sciences Corporation | $49.42 | 3 |
| Lilly USA, LLC | $21.86 | 1 |
| Novo Nordisk Inc | $18.97 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $14.58 | 1 |
What the 2025 payments were for
- Food and Beverage$202.75 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Cheyenne
- 1053034082
- 1154858736
- 1043105638
- 1538982921
- 1184800674
- 1548178411
- 1184266058
- 1255771259
- 1962042598
- 1033945324
- 1215522156
- 1144682915