Douglas S. Demartinis, MD
NPI 1699797993ActiveIndividual· Emergency Medicine· Stockton, CA
Emergency Medicine (MD) in Stockton, California, licensed in CA, with an NPI issued in July 2006. Mostly services rather than prescriptions: Medicare paid $42,270 for 336 patients in 2024, with only 45 Part D claims.
Overview
| NPI | 1699797993 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 24, 2006 |
| Last updated in NPPES | Apr 25, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | G45266 | CA |
| Family Medicine | 207Q00000X | G45266 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 336 |
|---|---|
| Services billed | 400 across 16 procedure codes |
| Paid by Medicare | $42,270 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 45 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $385.96 |
| Generic share | 98% of claims |
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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