Michael Craig Preston, DDS
NPI 1194706523ActiveIndividual· Dentist· Castro Valley, CA
Opted out of Medicare from May 2015 to May 2027. Dentist (DDS) in Castro Valley, California, licensed in CA, with an NPI issued in November 2005.
Overview
| NPI | 1194706523 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Nov 11, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | 29425 | CA |
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 |
|---|---|
| Opt-out | Opted out May 11, 2015 – May 11, 2027 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other dentists in Castro Valley
- 1215071113
- 1346305729
- 1558593590
- 1568010882
- 1811191547
- 1851848196
- 1902020746
- 1922197748
- 1942326939
- 1003281437
- 1033826938
- 1104080522
All 32 dentists in Castro Valley · All dentists in California