Jan Barrios, MD
NPI 1164538138ActiveIndividual· Internal Medicine, Gastroenterology· Naples, FL
Internal Medicine, Gastroenterology (MD) in Naples, Florida, trained at University of Puerto Rico School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $739,854 for 1,003 claims, against $315,341 paid for services in 2024. Abbvie Inc. was the largest of 13 companies reporting payments in 2025, $1,411 in all, mostly food and beverage.
Overview
| NPI | 1164538138 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 22, 2006 |
| Last updated in NPPES | Jun 18, 2024 |
| Certified by provider | Jun 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | ME85313 | FL |
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 | 1,246 |
|---|---|
| Services billed | 2,967 across 45 procedure codes |
| Paid by Medicare | $315,341 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,003 · 1,831 30-day fills |
|---|---|
| Patients | 286 |
| Total drug cost | $739,854 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Gastroenterology |
Medical group
- Millennium Physician Group LLCJacksonville, FL · 982 clinicians
Hospital affiliations
- Naples Community HospitalNaples, FL
- Physicians Regional Medical Center - Pine RidgeNaples, FL
Industry payments (Open Payments)
- 2025$1,411 · 58 payments from 13 companies
- 2024$1,607 · 70 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $449.62 | 18 |
| Madrigal Pharmaceuticals | $228.65 | 7 |
| Takeda Pharmaceuticals U.S.A., Inc. | $166.82 | 10 |
| Mauna Kea Technologies, Inc. | $117.54 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $95.93 | 4 |
What the 2025 payments were for
- Food and Beverage$1,411 · 58 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