Bonnie L. Balzer, MD
NPI 1649247602ActiveIndividual· Pathology, Clinical Pathology/Laboratory Medicine· West Hollywood, CA
Pathology, Clinical Pathology/Laboratory Medicine (MD) in West Hollywood, California, trained at Stanford University School of Medicine (class of 2000). Mostly services rather than prescriptions: Medicare paid $275,919 for 1,828 patients in 2024, with only 13 Part D claims.
Overview
| NPI | 1649247602 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 8, 2006 |
| Last updated in NPPES | Jul 6, 2026 |
| Certified by provider | Jul 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Clinical Pathology/Laboratory Medicine Primary | 207ZP0105X | A78681 | 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 - Pathology (CA); Practitioner - Pathology (FL); Practitioner - Pathology (KS); Practitioner - Pathology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,828 |
|---|---|
| Services billed | 4,663 across 27 procedure codes |
| Paid by Medicare | $275,919 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 27 30-day fills |
|---|---|
| Total drug cost | $281.14 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Pathology |
Medical groups
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA · 1,692 clinicians
- Diagnostic Pathology Services of the Central CoastSanta Maria, CA · 13 clinicians
Hospital affiliations
- Cedar-Sinai Marina del Rey HospitalMarina Del Rey, CA
- 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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