John Michael Grouse, D.D.S.
NPI 1275698276ActiveIndividual· Dentist, General Practice· Montebello, CA
Dentist, General Practice (D.D.S.) in Montebello, California, licensed in CA, with an NPI issued in December 2006. Part D covered 55 prescriptions written in 2024, 100% of them generic. Purelife, LLC reported $10.00 in payments in 2025, mostly gifts.
Overview
| NPI | 1275698276 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.D.S. |
| Sole proprietor | Yes |
| NPI issued | Dec 27, 2006 |
| Last updated in NPPES | Jan 26, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 32311 | 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) | Enrolled Order and Referring Only - Oral Surgery (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 57 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $547.38 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$10.00 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Purelife, LLC | $10.00 | 1 |
What the 2025 payments were for
- Gift$10.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 general dentists in Montebello · All general dentists in California