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DR. MARJEL ZALDIVAR D.O.
NPI 1497900971
Pediatrics in Livingston, NJ

Active since November 25, 2008PECOS Enrolled
203 HILLSIDE AVE, LIVINGSTON, NJ 07039(973) 992-5588 Get Directions Write a Review

NPPES record last updated: June 27, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Marjel Zaldivar D.o. NPPES

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

DR. MARJEL ZALDIVAR D.O. (NPI 1497900971) is an individual pediatrics provider in Livingston, New Jersey, licensed in New Jersey (25MB08935600) and active in the NPI registry since November 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497900971
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. MARJEL ZALDIVARCredential: D.O.
Location Address203 HILLSIDE AVELivingston, NJ 07039-3648
Mailing Address21 Max Dr, Apt 1aMorristown, NJ 07960-3043 · (718) 309-3864
Phone(973) 992-5588
Sole ProprietorNo
Enumeration DateNovember 25, 2008
Last NPPES UpdateJune 27, 2025
✔ NPI 1497900971 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NJ · 25MB08935600
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.
203 HILLSIDE AVE, Livingston, NJ 07039
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Marjel Zaldivar D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07039 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ESSEX-MORRIS PEDIATRICS GROUP
Pediatrics
203 HILLSIDE AVE
LIVINGSTON, NJ 07039
Essex County (973) 992-5588
THERESA GIANNATTASIO DO
Pediatrics
203 HILLSIDE AVE
LIVINGSTON, NJ 07039
Essex County (973) 992-5588

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 Marjel Zaldivar's NPI number?

The NPI number for Marjel Zaldivar is 1497900971. It was assigned to this individual provider in the NPPES registry on November 25, 2008.

Where is Marjel Zaldivar located?

Marjel Zaldivar practices at 203 Hillside Ave, Livingston, NJ 07039. The listed phone number is (973) 992-5588.

What is Marjel Zaldivar's specialty?

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

Is Marjel Zaldivar enrolled in Medicare?

Yes. Marjel Zaldivar is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Marjel Zaldivar was last updated on June 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.