Mason H. Weiss, M.D.
NPI 1447256565ActiveIndividual· Specialist· Inglewood, CA
Specialist (M.D.) with Apex Cardiology Consultants, practicing in Inglewood, California. In 2024 Medicare paid $1,188,517 for 954 patients, and Part D covered 7,817 of their prescriptions, 84% of them generic. Abbott Laboratories was the largest of 12 companies reporting payments in 2025, $515.01 in all, mostly food and beverage. Lists Centinela Hospital Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1447256565 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 23, 2005 |
| Last updated in NPPES | Nov 10, 2021 |
| Certified by provider | Nov 10, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | G44527 | 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 - Interventional Cardiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 954 |
|---|---|
| Services billed | 60,891 across 155 procedure codes |
| Paid by Medicare | $1,188,517 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,817 · 18,668 30-day fills |
|---|---|
| Patients | 826 |
| Total drug cost | $1,271,533 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
Medical group
- Apex Cardiology ConsultantsInglewood, CA · 8 clinicians
Hospital affiliations
- Centinela Hospital Medical CenterInglewood, CA
- Torrance Memorial Medical CenterTorrance, CA
Other facilities
- Chs HomecareHome health agency · Signal Hill, CA
- Spirit Home Health CareHome health agency · Los Angeles, CA
Industry payments (Open Payments)
- 2025$515.01 · 24 payments from 12 companies
- 2024$500.24 · 25 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $72.02 | 4 |
| Pfizer Inc. | $70.08 | 4 |
| Novo Nordisk Inc | $63.99 | 2 |
| E.R. Squibb & Sons, L.L.C. | $60.94 | 3 |
| Novartis Pharmaceuticals Corporation | $47.34 | 2 |
What the 2025 payments were for
- Food and Beverage$515.01 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 Specialist providers in Inglewood · All Specialist providers in California