Gustavo D. Rivera, MD
NPI 1154573830ActiveIndividual· Internal Medicine, Gastroenterology· Naples, FL
Internal Medicine, Gastroenterology (MD) with Gastroenterology Associates of Southwest Florida LLC, practicing in Naples, Florida. Their prescriptions cost Medicare Part D more than their services did: $289,036 for 851 claims, against $192,361 paid for services in 2024. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,745 in all, mostly food and beverage. Lists Lee Memorial Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1154573830 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 14, 2008 |
| Last updated in NPPES | Apr 19, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | ME118032 | FL |
| Internal Medicine | 207R00000X | 27156R | PR |
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 - Gastroenterology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 700 |
|---|---|
| Services billed | 1,777 across 28 procedure codes |
| Paid by Medicare | $192,361 |
Part D prescriptions in 2024
| Prescriptions (claims) | 851 · 1,898 30-day fills |
|---|---|
| Patients | 410 |
| Total drug cost | $289,036 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Gastroenterology Associates of Southwest Florida LLCCape Coral, FL · 66 clinicians
Hospital affiliations
- Lee Memorial HospitalFort Myers, FL
- Naples Community HospitalNaples, FL
- Physicians Regional Medical Center - Pine RidgeNaples, FL
Industry payments (Open Payments)
- 2025$1,745 · 79 payments from 16 companies
- 2024$6,731 · 79 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $557.20 | 25 |
| Madrigal Pharmaceuticals | $292.76 | 8 |
| Takeda Pharmaceuticals U.S.A., Inc. | $165.94 | 9 |
| Janssen Biotech, Inc. | $108.58 | 9 |
| Boston Scientific Corporation | $104.48 | 1 |
What the 2025 payments were for
- Food and Beverage$1,745 · 79 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 gastroenterologists in Naples · All gastroenterologists in Florida