John Van Der Werff, DDS
NPI 1184627630ActiveIndividual· Dentist· Redding, CA
Opted out of Medicare from January 2019 to January 2027. Dentist (DDS) in Redding, California, licensed in CA, with an NPI issued in May 2005.
Overview
| NPI | 1184627630 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | Yes |
| NPI issued | May 28, 2005 |
| Last updated in NPPES | Oct 20, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | 30971 | 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 Jan 1, 2019 – Jan 1, 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
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