Greg Daniel Hawthorne, DDS
NPI 1023160439ActiveIndividual· Dentist, General Practice· Ames, IA
Dentist, General Practice (DDS) in Ames, Iowa, licensed in IA, with an NPI issued in January 2007. Part D covered 60 prescriptions written in 2024, 100% of them generic. A-Dec, Inc. was the largest of 3 companies reporting payments in 2025, $1,354 in all, mostly gifts.
Overview
| NPI | 1023160439 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Jan 17, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 8109 | IA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 60 · 60 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $235.32 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$1,354 · 4 payments from 3 companies
- 2024$163.00 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| A-Dec, Inc. | $1,188 | 2 |
| Align Technology, Inc. | $150.00 | 1 |
| Dentsply Sirona Inc | $16.31 | 1 |
What the 2025 payments were for
- Gift$1,188 · 2 payments
- Education$150.00 · 1 payment
- Food and Beverage$16.31 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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