Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

KATHERINE MARDIROSSIAN CRNP
NPI 1992600878
Nurse Practitioner - Pediatrics in Trevose, PA

Q: What is Katherine Mardirossian's NPI number?

The NPI number for Katherine Mardirossian is 1992600878. It was assigned to this individual provider in the NPPES registry on October 12, 2026.

Q: What is Katherine Mardirossian's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Active since October 12, 2026

4829 E STREET RD STE 100, TREVOSE, PA 19053(215) 364-5800 Get Directions Write a Review

NPPES record added: October 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Katherine Mardirossian Crnp NPPES

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

KATHERINE MARDIROSSIAN CRNP (NPI 1992600878) is an individual pediatrics provider in Trevose, Pennsylvania, licensed in Pennsylvania (SP037420) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1992600878

Entity TypeIndividualFemale

Primary Taxonomy363LP0200X

Provider Legal NameKATHERINE MARDIROSSIANCredential: CRNP

Location Address4829 E STREET RD STE 100Trevose, PA 19053-6647

Mailing Address4829 E Street Rd Ste 100Trevose, PA 19053-6647

Phone(215) 364-5800

Sole ProprietorNo

Enumeration DateOctober 12, 2026

NPPES CertifiedOctober 5, 2026

✔ NPI 1992600878 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP0200X

License✔ Licensed in PA · SP037420

Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License SP037420 (PA)

4829 E STREET RD STE 100, Trevose, PA 19053

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Other Providers at the Same Location NPPES

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

NATALIE JEAN BAINE MSN, RN, CRNP

Pediatrics

4829 E STREET RD STE 100
FEASTERVILLE TREVOSE, PA 19053

Bucks County (215) 364-5800

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 Katherine Mardirossian's NPI number?

The NPI number for Katherine Mardirossian is 1992600878. It was assigned to this individual provider in the NPPES registry on October 12, 2026.

Where is Katherine Mardirossian located?

Katherine Mardirossian practices at 4829 E Street Rd Ste 100, Trevose, PA 19053. The listed phone number is (215) 364-5800.

What is Katherine Mardirossian's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

When was this NPI record last updated?

The NPPES record for Katherine Mardirossian was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.