Caroline Jo Dimatteo, PA-C
NPI 1174058978ActiveIndividual· Physician Assistant· Santa Ana, CA
Physician Assistant (PA-C) with Michael Decker DO, Inc., practicing in Santa Ana, California. Mostly services rather than prescriptions: Medicare paid $322,461 for 278 patients in 2024, with only 30 Part D claims.
Overview
| NPI | 1174058978 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 29, 2017 |
| Last updated in NPPES | Jan 6, 2020 |
| Certified by provider | Jan 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 54955 | 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 Practitioner - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 278 |
|---|---|
| Services billed | 4,026 across 3 procedure codes |
| Paid by Medicare | $322,461 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 32 30-day fills |
|---|---|
| Total drug cost | $781.60 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Michael Decker DO, Inc.Sonoma, CA · 23 clinicians
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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