Melany Castillo Suarez, M.D
NPI 1538487921ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Edinburg, TX
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D) with Renaissance Endocrinology, practicing in Edinburg, Texas. Their prescriptions cost Medicare Part D more than their services did: $3,249,818 for 6,661 claims, against $22,183 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 3 companies reporting payments in 2025, $314.12 in all, mostly food and beverage. Lists Doctors Hosptal at Renaissance as a hospital affiliation.
Overview
| NPI | 1538487921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | May 10, 2010 |
| Last updated in NPPES | Sep 8, 2026 |
| Certified by provider | Sep 8, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | Q5362 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 129 |
|---|---|
| Services billed | 321 across 9 procedure codes |
| Paid by Medicare | $22,183 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,661 · 14,275 30-day fills |
|---|---|
| Patients | 553 |
| Total drug cost | $3,249,818 |
| Generic share | 37% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Endocrinology |
Medical group
- Renaissance EndocrinologyMission, TX · 10 clinicians
Hospital affiliation
- Doctors Hosptal at RenaissanceEdinburg, TX
Industry payments (Open Payments)
- 2025$314.12 · 4 payments from 3 companies
- 2024$99.09 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $138.05 | 1 |
| Dexcom, Inc. | $133.47 | 2 |
| Abbott Laboratories | $42.60 | 1 |
What the 2025 payments were for
- Food and Beverage$314.12 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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