Quick answers
- Where does Sheila Mercado see patients?
- Medicare's clinician data lists 1 practice location in Hatillo, PR. Call before your visit to confirm the address.
- What is Sheila Mercado's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does Sheila Mercado accept Medicare assignment?
- Yes. Medicare's clinician data says Sheila Mercado accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is Sheila Mercado's NPI number?
- 1073947834. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Sheila Mercado is enrolled with Medicare (CMS data updated 2026-10-02).
- Calle A Casa 4 Barrio Carrizales, Carr 2 Km 83.7Hatillo, PR 00659
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in Hatillo
Clinicians with the same Medicare primary specialty in Hatillo, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1073947834 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians