William Leonard Discepolo II, M.D.
NPI 1932308137ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Pasadena, CA
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) in Pasadena, California, trained at University of California, Davis School of Medicine (class of 2002). In 2024 Medicare paid $661,994 for 644 patients, and Part D covered 3,170 of their prescriptions, 74% of them generic. Medtronic, Inc. was the largest of 14 companies reporting payments in 2025, $3,510 in all, mostly food and beverage.
Overview
| NPI | 1932308137 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 17, 2007 |
| Last updated in NPPES | Apr 30, 2021 |
| Certified by provider | Sep 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | A85753 | CA |
| Internal Medicine | 207R00000X | A85753 | CA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | A85753 | 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 - Cardiac Electrophysiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 644 |
|---|---|
| Services billed | 6,879 across 62 procedure codes |
| Paid by Medicare | $661,994 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,170 · 7,813 30-day fills |
|---|---|
| Patients | 628 |
| Total drug cost | $881,694 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Cardiac Electrophysiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
Medical groups
- Chaparral Medical Group IncPomona, CA · 65 clinicians
- California Cardiovascular Care Medical Group, IncPasadena, CA · 4 clinicians
- Don W Lee M D A Medical CorporationGlendale, CA · 3 clinicians
Hospital affiliations
- Emanate Health Foothill Presbyterian HospitalGlendora, CA
- Emanate Health Inter-Community HospitalCovina, CA
- Glendale Mem Hospital & Hlth CenterGlendale, CA
- Pomona Valley Hospital Medical CenterPomona, CA
- Usc Arcadia HospitalArcadia, CA
Industry payments (Open Payments)
- 2025$3,510 · 91 payments from 14 companies
- 2024$3,213 · 75 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $2,205 | 48 |
| Boston Scientific Corporation | $371.49 | 10 |
| Shockwave Medical, Inc | $195.12 | 10 |
| Abiomed | $172.99 | 2 |
| Heartflow, Inc. | $149.64 | 1 |
What the 2025 payments were for
- Food and Beverage$3,494 · 90 payments
- Education$16.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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