Israel Pedro Chambi, M.D.
NPI 1205870565ActiveIndividual· Specialist· Santa Ana, CA
Specialist (M.D.) in Santa Ana, California, trained at National Medical University (class of 1974). 59 Medicare patients in 2024, $82,397 paid; nearly all of their 1,039 Part D prescriptions were generic (95%). Tulavi Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $329.64 in all, mostly food and beverage.
Overview
| NPI | 1205870565 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 16, 2006 |
| Last updated in NPPES | Apr 23, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | A34163 | 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 - Neurosurgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 59 |
|---|---|
| Services billed | 418 across 34 procedure codes |
| Paid by Medicare | $82,397 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,039 · 1,204 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $38,646 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | National Medical University |
|---|---|
| Graduation year | 1974 |
| Medicare specialty | Neurosurgery |
Hospital affiliation
- Foothill Regional Medical CenterTustin, CA
Industry payments (Open Payments)
- 2025$329.64 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tulavi Therapeutics, Inc. | $298.84 | 2 |
| Vertex Pharmaceuticals Incorporated | $30.80 | 1 |
What the 2025 payments were for
- Food and Beverage$329.64 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 96 Specialist providers in Santa Ana · All Specialist providers in California