Quick answers
- Where does Melissa Leyva see patients?
- Medicare's clinician data lists 1 practice location in Hackensack, NJ. Call before your visit to confirm the address.
- What is Melissa Leyva's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Pediatric Medicine.
- Does Melissa Leyva accept Medicare assignment?
- Yes. Medicare's clinician data says Melissa Leyva 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 Melissa Leyva's NPI number?
- 1689734055. 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 Melissa Leyva is enrolled with Medicare (CMS data updated 2026-10-02).
- 30 Prospect AveHackensack, NJ 07601
Group practices
Medicare enrollment lists Melissa Leyva as a member of this group (CMS data updated 2026-10-02).
- Hackensack Meridian Health Medical Group - Specialty Care PC1,922 clinicians in the group
Specialties
- Gastroenterologyprimary
- Pediatric Medicinealso
Other gastroenterologists in Hackensack
Clinicians with the same Medicare primary specialty in Hackensack, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689734055 |
| 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