Stephen Philip Vampola, MD
NPI 1609136605ActiveIndividual· Internal Medicine, Cardiovascular Disease· Simi Valley, CA
Internal Medicine, Cardiovascular Disease (MD) with The Regents of the University of California, practicing in Simi Valley, California. Their prescriptions cost Medicare Part D more than their services did: $1,255,745 for 4,725 claims, against $459,567 paid for services in 2024. Heartflow, Inc. was the largest of 6 companies reporting payments in 2025, $833.15 in all, mostly food and beverage. Lists Goleta Valley Cottage Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1609136605 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 23, 2012 |
| Last updated in NPPES | Oct 7, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A122879 | CA |
| Internal Medicine | 207R00000X | A 122879 | 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 | 1,251 |
|---|---|
| Services billed | 6,140 across 57 procedure codes |
| Paid by Medicare | $459,567 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,725 · 12,783 30-day fills |
|---|---|
| Patients | 727 |
| Total drug cost | $1,255,745 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- The Regents of the University of CaliforniaSanta Monica, CA · 1,462 clinicians
Hospital affiliations
- Goleta Valley Cottage HospitalSanta Barbara, CA
- Marian Regional Medical CenterSanta Maria, CA
- Ronald Reagan UCLA Medical CenterLos Angeles, CA
- Santa Barbara Cottage HospitalSanta Barbara, CA
- Santa Ynez Valley Cottage HospitalSolvang, CA
Industry payments (Open Payments)
- 2025$833.15 · 8 payments from 6 companies
- 2024$119.87 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heartflow, Inc. | $282.55 | 2 |
| Astrazeneca Pharmaceuticals LP | $205.91 | 2 |
| Boston Scientific Corporation | $165.55 | 1 |
| Lantheus Medical Imaging, Inc. | $122.79 | 1 |
| Shockwave Medical, Inc | $34.58 | 1 |
What the 2025 payments were for
- Food and Beverage$833.15 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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