Mark Stephen Bichajian, D.M.D.
NPI 1780729582ActiveIndividual· Dentist, General Practice· Warwick, RI
Dentist, General Practice (D.M.D.) in Warwick, Rhode Island, licensed in RI, with an NPI issued in February 2007. Part D covered 137 prescriptions written in 2024, 97% of them generic. Ultradent Products Inc reported $203.48 in payments in 2025, mostly gifts.
Overview
| NPI | 1780729582 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 20, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 2012 | RI |
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) | Enrolled Order and Referring Only - Dentist (RI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 137 · 139 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $815.61 |
| Generic share | 97% of claims |
Industry payments (Open Payments)
- 2025$203.48 · 2 payments from 1 company
- 2024$90.72 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ultradent Products Inc | $203.48 | 2 |
What the 2025 payments were for
- Gift$203.48 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dentist, General Practice providers in Warwick
- 1184841033
- 1346109394
- 1952683286
- 1770610313
- 1356094783
- 1841347556
- 1104028232
- 1780858639
- 1568611481
- 1568631463
- 1235616053
- 1639327398