Vincent Pennisi, MD
NPI 1306375662ActiveIndividual· Internal Medicine· Stockton, CA
Internal Medicine (MD) with Gill Medical Associates Inc, practicing in Stockton, California. Their prescriptions cost Medicare Part D more than their services did: $247,994 for 3,160 claims, against $41,161 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 7 companies reporting payments in 2025, $333.99 in all, mostly food and beverage. Lists Adventist Health Lodi Memorial and 1 other hospital as hospital affiliations.
Overview
| NPI | 1306375662 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2017 |
| Last updated in NPPES | Apr 17, 2026 |
| Certified by provider | Apr 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A186288 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 205 |
|---|---|
| Services billed | 669 across 13 procedure codes |
| Paid by Medicare | $41,161 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,160 · 6,379 30-day fills |
|---|---|
| Patients | 494 |
| Total drug cost | $247,994 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Gill Medical Associates IncStockton, CA · 5 clinicians
Hospital affiliations
- Adventist Health Lodi MemorialLodi, CA
- St Joseph's Medical Center of StocktonStockton, CA
Other facilities
- Sky Healthcare Home Health ServicesHome health agency · Pleasanton, CA
- St Joseph's Medical Center Home HealthHome health agency · Stockton, CA
Industry payments (Open Payments)
- 2025$333.99 · 16 payments from 7 companies
- 2024$499.85 · 31 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $181.25 | 8 |
| Novo Nordisk Inc | $39.09 | 2 |
| Otsuka America Pharmaceutical, Inc. | $33.25 | 2 |
| Gilead Sciences, Inc. | $27.49 | 1 |
| Exact Sciences Corporation | $19.57 | 1 |
What the 2025 payments were for
- Food and Beverage$333.99 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 117 internal medicine physicians in Stockton · All internal medicine physicians in California