Fray Martin Arroyo Mercado, M.D
NPI 1114471489ActiveIndividual· Internal Medicine, Gastroenterology· Manati, PR
Internal Medicine, Gastroenterology (M.D) in Manati, Puerto Rico, licensed in NM and PR, with an NPI issued in August 2016. Their prescriptions cost Medicare Part D more than their services did: $36,004 for 163 claims, against $8,801 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $230.80 in all, mostly food and beverage. Lists Manati Medical Center Dr Otero Lopez as a hospital affiliation.
Overview
| NPI | 1114471489 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Aug 4, 2016 |
| Last updated in NPPES | Aug 21, 2025 |
| Certified by provider | Aug 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD2022-0261 | NM |
| Internal Medicine | 207R00000X | MD2022-0261 | NM |
| Internal Medicine, Gastroenterology | 207RG0100X | 21028 | PR |
| General Practice | 208D00000X | 21028 | PR |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NM |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NY |
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 (NM); Practitioner - Gastroenterology (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 72 |
|---|---|
| Services billed | 105 across 21 procedure codes |
| Paid by Medicare | $8,801 |
Part D prescriptions in 2024
| Prescriptions (claims) | 163 · 251 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $36,004 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Gastroenterology |
Hospital affiliation
- Manati Medical Center Dr Otero LopezManati, PR
Industry payments (Open Payments)
- 2025$230.80 · 7 payments from 4 companies
- 2024$3,753 · 40 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $102.20 | 4 |
| Merck Sharp & Dohme LLC | $62.98 | 1 |
| Boston Scientific Corporation | $49.80 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $15.82 | 1 |
What the 2025 payments were for
- Food and Beverage$230.80 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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