Omar Francisco Mendez Melendez, M.D.
NPI 1043600182ActiveIndividual· Internal Medicine· San Juan, PR
Internal Medicine (M.D.) with Respiratory Care Specialists LLP, practicing in San Juan, Puerto Rico. Their prescriptions cost Medicare Part D more than their services did: $527,427 for 1,537 claims, against $37,641 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 13 companies reporting payments in 2025, $3,853 in all, mostly food and beverage. Lists Auxilio Mutuo Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1043600182 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 28, 2015 |
| Last updated in NPPES | Apr 7, 2021 |
| Certified by provider | Apr 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 21027 | 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 - Pulmonary Disease (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 627 across 14 procedure codes |
| Paid by Medicare | $37,641 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,537 · 1,953 30-day fills |
|---|---|
| Patients | 275 |
| Total drug cost | $527,427 |
| Generic share | 45% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists) |
Medical group
- Respiratory Care Specialists LLPHato Rey, PR · 5 clinicians
Hospital affiliations
- Auxilio Mutuo HospitalSan Juan, PR
- Centro Cardiovascular de Puerto Rico y El CaribeSan Juan, PR
- Presbyterian Community HospitalSan Juan, PR
Industry payments (Open Payments)
- 2025$3,853 · 97 payments from 13 companies
- 2024$1,939 · 82 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $1,716 | 8 |
| Glaxosmithkline, LLC. | $497.23 | 20 |
| Astrazeneca Pharmaceuticals LP | $340.79 | 19 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $296.46 | 12 |
| Genzyme Corporation | $261.85 | 10 |
What the 2025 payments were for
- Food and Beverage$2,353 · 96 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,500 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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