Joyce P. Lazarus, M.D.
NPI 1831143056ActiveIndividual· Internal Medicine· Norco, CA
Internal Medicine (M.D.) with Citrus Valley Medical Associates Inc, practicing in Norco, California. Their prescriptions cost Medicare Part D more than their services did: $258,507 for 2,567 claims, against $30,956 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 10 companies reporting payments in 2025, $740.38 in all, mostly food and beverage.
Overview
| NPI | 1831143056 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 20, 2006 |
| Last updated in NPPES | Oct 1, 2025 |
| Certified by provider | Oct 1, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A87020 | CA |
| Specialist | 174400000X | A87020 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 373 across 19 procedure codes |
| Paid by Medicare | $30,956 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,567 · 5,927 30-day fills |
|---|---|
| Patients | 256 |
| Total drug cost | $258,507 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Citrus Valley Medical Associates IncCorona, CA · 14 clinicians
Industry payments (Open Payments)
- 2025$740.38 · 30 payments from 10 companies
- 2024$363.45 · 19 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $291.36 | 11 |
| Glaxosmithkline, LLC. | $112.81 | 5 |
| Astellas Pharma US Inc | $84.64 | 3 |
| Novo Nordisk Inc | $62.26 | 2 |
| Sumitomo Pharma America, Inc. | $57.76 | 3 |
What the 2025 payments were for
- Food and Beverage$740.38 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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