Gregory D. Olsen, D.D.S., M.S.D.
NPI 1144527359ActiveIndividual· Dentist, Orthodontics and Dentofacial Orthopedics· Phoenix, AZ
Dentist, Orthodontics and Dentofacial Orthopedics (D.D.S., M.S.D.) in Phoenix, Arizona, licensed in AZ, with an NPI issued in February 2011. American Orthodontics Corporation was the largest of 2 companies reporting payments in 2025, $31.76 in all, mostly food and beverage.
Overview
| NPI | 1144527359 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.D.S., M.S.D. |
| Sole proprietor | No |
| NPI issued | Feb 24, 2011 |
| Last updated in NPPES | May 5, 2023 |
| Certified by provider | May 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Orthodontics and Dentofacial Orthopedics Primary | 1223X0400X | D009782 | AZ |
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 |
|---|
Industry payments (Open Payments)
- 2025$31.76 · 2 payments from 2 companies
- 2024$13.74 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| American Orthodontics Corporation | $23.13 | 1 |
| Align Technology, Inc. | $8.63 | 1 |
What the 2025 payments were for
- Food and Beverage$31.76 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 90 orthodontists in Phoenix · All orthodontists in Arizona