Paul O'Connor, M.D.
NPI 1740629559ActiveIndividual· Radiology, Diagnostic Radiology· Whittier, CA
Radiology, Diagnostic Radiology (M.D.) with Lambert Radiology Medical Group Inc, practicing in Whittier, California. Mostly services rather than prescriptions: Medicare paid $73,517 for 806 patients in 2024, with only 33 Part D claims. Penumbra, Inc. was the largest of 10 companies reporting payments in 2025, $3,664 in all, mostly travel and lodging. Lists Pih Health Downey Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1740629559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 14, 2013 |
| Last updated in NPPES | Dec 1, 2022 |
| Certified by provider | Dec 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | A162305 | 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 - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 806 |
|---|---|
| Services billed | 1,433 across 187 procedure codes |
| Paid by Medicare | $73,517 |
Part D prescriptions in 2024
| Prescriptions (claims) | 33 · 35 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $4,640 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
| Telehealth | Offers telehealth |
Medical group
- Lambert Radiology Medical Group IncWestminster, CA · 67 clinicians
Hospital affiliations
- Pih Health Downey HospitalDowney, CA
- Pih Health Good Samaritan HospitalLos Angeles, CA
- Pih Health Hospital-WhittierWhittier, CA
Industry payments (Open Payments)
- 2025$3,664 · 23 payments from 10 companies
- 2024$392.62 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $3,049 | 7 |
| Qapel Medical Inc | $117.29 | 1 |
| Stryker Corporation | $100.95 | 3 |
| Boston Scientific Corporation | $90.04 | 1 |
| Endologix LLC | $72.33 | 1 |
What the 2025 payments were for
- Travel and Lodging$2,273 · 4 payments
- Food and Beverage$1,391 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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