Mari Stephanie Machi
NPI 1730407438ActiveIndividual· Emergency Medicine· Marina Del Rey, CA
Emergency Medicine in Marina Del Rey, California, trained at University of Pittsburgh School of Medicine (class of 2010). 547 Medicare patients in 2024, $74,616 paid; nearly all of their 162 Part D prescriptions were generic (96%).
Overview
| NPI | 1730407438 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 6, 2010 |
| Last updated in NPPES | Jan 13, 2025 |
| Certified by provider | Jan 13, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A119720 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 547 |
|---|---|
| Services billed | 895 across 24 procedure codes |
| Paid by Medicare | $74,616 |
Part D prescriptions in 2024
| Prescriptions (claims) | 162 · 165 30-day fills |
|---|---|
| Patients | 108 |
| Total drug cost | $2,803 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Emergency Medicine |
Medical group
- Cedars-Sinai Medical CenterWest Hollywood, CA · 799 clinicians
Hospital affiliation
- Cedars-Sinai Medical CenterLos Angeles, CA
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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All 22 emergency medicine physicians in Marina Del Rey · All emergency medicine physicians in California