Chris Whetstone, DDS
NPI 1639284342ActiveIndividual· Dentist· Thousand Oaks, CA
Opted out of Medicare from February 2016 to February 2028. Dentist (DDS) in Thousand Oaks, California, licensed in CA, with an NPI issued in August 2006. Colgate Oral Pharmaceuticals, Inc. reported $83.03 in payments in 2025, mostly education.
Overview
| NPI | 1639284342 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS |
| Sole proprietor | No |
| NPI issued | Aug 20, 2006 |
| Last updated in NPPES | Aug 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist Primary | 122300000X | DS033667 | 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 Feb 9, 2016 – Feb 9, 2028 |
| 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)
- 2025$83.03 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Colgate Oral Pharmaceuticals, Inc. | $83.03 | 2 |
What the 2025 payments were for
- Education$83.03 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 dentists in Thousand Oaks · All dentists in California