Clifford Owen Marks, D.D.S.
NPI 1396741484ActiveIndividual· Dentist, General Practice· Campbell, CA
Dentist, General Practice (D.D.S.) in Campbell, California, licensed in CA, with an NPI issued in June 2005. Part D covered 27 prescriptions written in 2024, 100% of them generic. Straumann USA LLC reported $304.00 in payments in 2025, mostly education. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1396741484 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.D.S. |
| Sole proprietor | Yes |
| NPI issued | Jun 22, 2005 |
| Last updated in NPPES | Jun 21, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 35143 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Clifford S. Marks · Psychology | 1128b4 | Sep 19, 2002 | San Diego, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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) | Enrolled Order and Referring Only - Dentist (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 27 · 29 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $135.58 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$304.00 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Straumann USA LLC | $304.00 | 3 |
What the 2025 payments were for
- Education$250.00 · 1 payment
- Food and Beverage$54.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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