Ryan C. Duval, D.M.D. , M.S.D.
NPI 1477641025ActiveIndividual· Dentist, Endodontics· Scottsdale, AZ
Dentist, Endodontics (D.M.D. , M.S.D.) in Scottsdale, Arizona, licensed in AZ, WA and OR, with an NPI issued in October 2006. Part D covered 136 prescriptions written in 2024, 100% of them generic. A-Dec, Inc. was the largest of 3 companies reporting payments in 2025, $454.19 in all, mostly gifts.
Overview
| NPI | 1477641025 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.M.D. , M.S.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 10, 2006 |
| Last updated in NPPES | May 21, 2020 |
| Certified by provider | May 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Endodontics Primary | 1223E0200X | D010627 | AZ |
| Dentist, Endodontics | 1223E0200X | DE00010234 | WA |
| Dentist, Endodontics | 1223E0200X | D9863 | OR |
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 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 136 · 136 30-day fills |
|---|---|
| Patients | 107 |
| Total drug cost | $547.67 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$454.19 · 4 payments from 3 companies
- 2024$601.50 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| A-Dec, Inc. | $334.00 | 2 |
| Geistlich Pharma, North America, Inc. | $65.90 | 1 |
| Septodont Inc. | $54.29 | 1 |
What the 2025 payments were for
- Gift$334.00 · 2 payments
- Food and Beverage$65.90 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$54.29 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 endodontists in Scottsdale · All endodontists in Arizona