Melissa Leyva
NPI 1689734055 · Pediatric Gastroenterology Physician · Hackensack, NJ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Leyva is a Pediatric Gastroenterology Physician provider in Hackensack, NJ (NPI 1689734055).
Provider details
- NPI number
- 1689734055
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA08013700 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 75 E Northfield RdLivingston, NJ 07039-4532Phone: (973) 436-1408Fax: (973) 748-7076
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2025-06-12
- Certified
- 2025-06-12
Frequently asked questions
- What is Melissa Leyva's NPI number?
- Melissa Leyva's National Provider Identifier (NPI) is 1689734055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Leyva's specialty?
- Melissa Leyva is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Melissa Leyva located?
- Melissa Leyva's practice location on file with NPPES is 155 Polifly Rd Ste 102, Hackensack, NJ 07601-1771.
- What is Melissa Leyva's phone number?
- The practice phone number listed in the NPPES registry for Melissa Leyva is (551) 996-8840.
- Does Melissa Leyva accept Medicare?
- Melissa Leyva is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Leyva's NPI active?
- Yes — Melissa Leyva's NPI (1689734055) is active in the NPPES registry as of the last update on 2025-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.