Zeljka Helena Kostich, M.D
NPI 1487698114ActiveIndividual· Emergency Medicine· Wildomar, CA
Emergency Medicine (M.D) in Wildomar, California, trained at Tulane University School of Medicine (class of 1993). 278 Medicare patients in 2024, $40,306 paid; nearly all of their 288 Part D prescriptions were generic (95%).
Overview
| NPI | 1487698114 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 15, 2006 |
| Last updated in NPPES | Feb 28, 2024 |
| Certified by provider | Feb 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A71520 | 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 | 278 |
|---|---|
| Services billed | 387 across 19 procedure codes |
| Paid by Medicare | $40,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 288 · 288 30-day fills |
|---|---|
| Patients | 167 |
| Total drug cost | $3,431 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Emergency Medicine |
Medical group
- Em Alliance California APCWildomar, CA · 68 clinicians
Hospital affiliation
- Southwest Healthcare Rancho Springs HospitalMurrieta, 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 15 emergency medicine physicians in Wildomar · All emergency medicine physicians in California