MARILYN RUIZ M.D.
NPI 1740485457
Pediatrics in Mendham, NJ

Q: What is Marilyn Ruiz's NPI number?

The NPI number for Marilyn Ruiz is 1740485457. It was assigned to this individual provider in the NPPES registry on June 21, 2007.

Q: What is Marilyn Ruiz's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Marilyn Ruiz was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 21, 2007

3 BURNETT BROOK DR, MENDHAM, NJ 07945(973) 543-0667(973) 543-0667 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Marilyn Ruiz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARILYN RUIZ M.D. (NPI 1740485457) is an individual pediatrics provider in Mendham, New Jersey, licensed in New Jersey (MA049891) and active in the NPI registry since June 2007.

NPPES Registry Identity

NPI1740485457

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARILYN RUIZCredential: M.D.

Location Address3 BURNETT BROOK DRMendham, NJ 07945-2102

Mailing Address3 Burnett Brook DrMendham, NJ 07945-2102 · (973) 543-0667 · Fax (973) 543-0667

Phone(973) 543-0667

Fax(973) 543-0667

Sole ProprietorYes

Enumeration DateJune 21, 2007

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1740485457 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in NJ · MA049891

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Also ListedPediatrics · Developmental - Behavioral PediatricsTaxonomy 2080P0006X · License MA049891 (NJ)

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Marilyn Ruiz's NPI number?

The NPI number for Marilyn Ruiz is 1740485457. It was assigned to this individual provider in the NPPES registry on June 21, 2007.

Where is Marilyn Ruiz located?

Marilyn Ruiz practices at 3 Burnett Brook Dr, Mendham, NJ 07945. The listed phone number is (973) 543-0667.

What is Marilyn Ruiz's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for Marilyn Ruiz was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.