Marcelo Fabian Larsen, MD
NPI 1154402717ActiveIndividual· Internal Medicine, Gastroenterology· Miami, FL
Internal Medicine, Gastroenterology (MD) with Gastro Health, LLC, practicing in Miami, Florida. In 2024 Medicare paid $41,784 for 155 patients, and Part D covered 231 of their prescriptions, 65% of them generic. Boston Scientific Corporation was the largest of 7 companies reporting payments in 2025, $227.24 in all, mostly food and beverage. Lists Doctors Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1154402717 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 18, 2006 |
| Last updated in NPPES | Jan 12, 2026 |
| Certified by provider | Jan 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | ME109504 | FL |
| Internal Medicine, Gastroenterology | 207RG0100X | MFC # 1615 | FL |
| Internal Medicine, Gastroenterology | 207RG0100X | 0101267484 | VA |
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 | 155 |
|---|---|
| Services billed | 372 across 29 procedure codes |
| Paid by Medicare | $41,784 |
Part D prescriptions in 2024
| Prescriptions (claims) | 231 · 259 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $15,542 |
| Generic share | 65% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Gastro Health, LLCOcoee, FL · 247 clinicians
Hospital affiliations
- Doctors HospitalCoral Gables, FL
- HCA Florida Mercy HospitalPlantation, FL
- South Miami HospitalMiami, FL
Industry payments (Open Payments)
- 2025$227.24 · 8 payments from 7 companies
- 2024$413.43 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $85.60 | 1 |
| Abbvie Inc. | $33.21 | 2 |
| Genzyme Corporation | $28.43 | 1 |
| Lilly USA, LLC | $24.06 | 1 |
| Pharmacosmos Therapeutics Inc. | $20.85 | 1 |
What the 2025 payments were for
- Food and Beverage$227.24 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 154 gastroenterologists in Miami · All gastroenterologists in Florida