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

SAMANTHA A KNIESER AGACNP-BC
NPI 1255185633
Nurse Practitioner - Acute Care in Somerville, NJ

Active since April 12, 2024PECOS Enrolled
110 REHILL AVE, SOMERVILLE, NJ 08876(908) 685-2200 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 8, 2026, Apr 12, 2024 (2 updates tracked since 2024).

About Samantha A Knieser Agacnp-bc NPPES

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

SAMANTHA A KNIESER AGACNP-BC (NPI 1255185633) is an individual acute care provider in Somerville, New Jersey, licensed in New Jersey (26NJ14999400) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255185633
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameSAMANTHA A KNIESERCredential: AGACNP-BC
Location Address110 REHILL AVESomerville, NJ 08876-2519
Mailing Address110 Rehill AveSomerville, NJ 08876-2519 · (908) 685-2200
Sole ProprietorNo
Enumeration DateApril 12, 2024
Last NPPES UpdateJuly 8, 20262 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
NPI 1255185633 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License Licensed in NJ · 26NJ14999400
110 REHILL AVE, Somerville, NJ 08876

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Samantha A Knieser Agacnp-bc 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 08876 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 20

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

General Acute Care Hospital
110 REHILL AVE
SOMERVILLE, NJ 08876
Physician Assistant
110 REHILL AVE
SOMERVILLE, NJ 08876
Physical Therapist
110 REHILL AVE
SOMERVILLE, NJ 08876
Student in an Organized Health Care Education/Training Program
110 REHILL AVE
SOMERVILLE, NJ 08876
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876
Emergency Medicine
110 REHILL AVE, SOMERSET MEDICAL CENTER
SOMERVILLE, NJ 08876
Peer Specialist
110 REHILL AVE
SOMERVILLE, NJ 08876

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 Samantha Knieser's NPI number?

The NPI number for Samantha Knieser is 1255185633. It was assigned to this individual provider in the NPPES registry on April 12, 2024.

Where is Samantha Knieser located?

Samantha Knieser practices at 110 Rehill Ave, Somerville, NJ 08876. The listed phone number is (908) 685-2200.

What is Samantha Knieser's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Samantha Knieser enrolled in Medicare?

Yes. Samantha Knieser is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Samantha Knieser was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 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.