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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

NATALIA MAVROGIANNIS MD
NPI 1912526716
Pediatrics - Neonatal-Perinatal Medicine in New York, NY

Active since April 11, 2020PECOS Enrolled
550 1ST AVE, NEW YORK, NY 10016(212) 263-5506 Get Directions Write a Review

NPPES record last updated: June 19, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 21, 2026, Apr 12, 2020 (2 updates tracked since 2020).

About Natalia Mavrogiannis Md NPPES

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

NATALIA MAVROGIANNIS MD (NPI 1912526716) is an individual neonatal-perinatal medicine provider in New York, New York, licensed in New Jersey (25MA13147700) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1912526716
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameNATALIA MAVROGIANNISCredential: MD
Location Address550 1ST AVENew York, NY 10016-6402
Mailing Address331 Newman Springs Road Bldg. 2, Suite 220Red Bank,, NJ 07701 · (732) 807-0877 · Fax (201) 751-1680
Phone(212) 263-5506
Sole ProprietorNo
Enumeration DateApril 11, 2020
Last NPPES UpdateJune 19, 20262 updates tracked since enumeration
NPPES CertifiedJune 19, 2026
✔ NPI 1912526716 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in NJ · 25MA13147700
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
Also ListedPediatricsTaxonomy 208000000X · License 25MA13147700 (NJ)
550 1ST AVE, New York, NY 10016
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11945 Route 33Neptune, NJ 07753 · Phone (732) 776-4283 · Fax (732) 776-4639
Location 2425 Jack Martin BlvdBrick, NJ 08724-7732 · Phone (732) 776-4283 · Fax (732) 776-4639

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Natalia Mavrogiannis Md 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.

Other Providers at the Same Location NPPES 20

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

DR. SHARON URALIL D.O.
Internal Medicine
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-3293
DR. DIANA TREVAS FLEISHER
Emergency Medicine (Pediatric Emergency Medicine)
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-3293
DR. MONICA GUPTA M.D.
Allergy & Immunology
550 1ST AVE, NBV 16N30, INTERNAL MEDICINE RESIDENCY PROGRAM
NEW YORK, NY 10016
New York County (212) 263-6397
CHRISTINE CHAN M.D.
Student in an Organized Health Care Education/Training Program
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-5506
DR. MATTHEW CHIARELLO MD
Radiology (Vascular & Interventional Radiology)
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-5506
DR. MEGAN ELIZABETH JENKINS M.D.
Surgery
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-7300
DR. MANAN PATEL M.D.
Student in an Organized Health Care Education/Training Program
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-5506
VICKY CHIANG
Student in an Organized Health Care Education/Training Program
550 1ST AVE
NEW YORK, NY 10016
New York County (212) 263-5506

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 Natalia Mavrogiannis's NPI number?

The NPI number for Natalia Mavrogiannis is 1912526716. It was assigned to this individual provider in the NPPES registry on April 11, 2020.

Where is Natalia Mavrogiannis located?

Natalia Mavrogiannis practices at 550 1st Ave, New York, NY 10016. The listed phone number is (212) 263-5506.

What is Natalia Mavrogiannis's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Natalia Mavrogiannis enrolled in Medicare?

Yes. Natalia Mavrogiannis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Natalia Mavrogiannis was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 days 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.