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

CLAUDIA SIERZPUTOWSKI PA-C
NPI 1316864218
Physician Assistant in Riverdale, NJ

Active since July 01, 2026
44 ROUTE 23 NORTH, SUITE 213, RIVERDALE, NJ 07457(973) 434-1405 Get Directions Write a Review

NPPES record added: July 1, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Claudia Sierzputowski Pa-c NPPES

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

CLAUDIA SIERZPUTOWSKI PA-C (NPI 1316864218) is an individual physician assistant in Riverdale, New Jersey and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1316864218
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCLAUDIA SIERZPUTOWSKICredential: PA-C
Location Address44 ROUTE 23 NORTH, SUITE 213Riverdale, NJ 07457-1603
Mailing Address15 W 27th St Fl 11New York, NY 10001-7711
Phone(973) 434-1405
Sole ProprietorNo
Enumeration DateJuly 1, 2026
NPPES CertifiedJune 9, 2026
✔ NPI 1316864218 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
44 ROUTE 23 NORTH, Riverdale, NJ 07457
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Other Providers at the Same Location NPPES 6

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

PROGRESSIVE DIAGNOSTIC IMAGING, LLC
Clinic/Center
44 ROUTE 23 NORTH, SUITE 16
RIVERDALE, NJ 07457
Morris County (973) 839-5004
MELISSA SABARI PA
Physician Assistant
44 ROUTE 23 NORTH, SUITE 213
RIVERDALE, NJ 07457
Morris County (888) 344-5776
OPEN MRI OF WARREN LLLC
Clinic/Center (Radiology)
44 ROUTE 23 NORTH, SUITE 100
RIVERDALE, NJ 07457
Morris County (973) 839-5004
JEFFREY WEISS MD PA
Allergy & Immunology (Allergy)
44 ROUTE 23 NORTH, SUITE #6
RIVERDALE, NJ 07457
Morris County (973) 248-9199
MR. CHARLES LEIGHTON L.C.S.W.
Social Worker (Clinical)
44 ROUTE 23 NORTH, SUITE 3
RIVERDALE, NJ 07457
Morris County (973) 851-5095
LAUREN DIETZ
Physician Assistant
44 ROUTE 23 NORTH, SUITE 213
RIVERDALE, NJ 07457
Morris County (973) 571-2121

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 Claudia Sierzputowski's NPI number?

The NPI number for Claudia Sierzputowski is 1316864218. It was assigned to this individual provider in the NPPES registry on July 1, 2026.

Where is Claudia Sierzputowski located?

Claudia Sierzputowski practices at 44 Route 23 North Suite 213, Riverdale, NJ 07457. The listed phone number is (973) 434-1405.

What is Claudia Sierzputowski's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Claudia Sierzputowski was last updated on July 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 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.