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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.

MRS. RACHEL A CHASSEN NP
NPI 1396358552
Nurse Practitioner in Elizabeth, NJ

Active since August 27, 2020PECOS EnrolledAccepts Medicare Assignment
87.93/100
CMS Quality Rating
255 WILLIAMSON ST., ELIZABETH, NJ 07202(908) 994-5000 Get Directions Write a Review

NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 16, 2020, Oct 15, 2020, Aug 27, 2020 (3 updates tracked since 2020).

About Mrs. Rachel A Chassen Np NPPES

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

MRS. RACHEL A CHASSEN NP (NPI 1396358552) is an individual nurse practitioner in Elizabeth, New Jersey, licensed in New Jersey (26NJ01338700) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS, is affiliated with Trinitas Regional Medical Center, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1396358552
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. RACHEL A CHASSENCredential: NP
Location Address255 WILLIAMSON ST.Elizabeth, NJ 07202-3625
Mailing Address379 Campus DrSomerset, NJ 08873-1161 · (732) 937-8939 · Fax (732) 418-8372
Phone(908) 994-5000
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateAugust 27, 2020
Last NPPES UpdateJuly 2, 20263 updates tracked since enumeration
NPPES CertifiedJuly 2, 2026
✔ NPI 1396358552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in NJ · 26NJ01338700
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 431874 (NY), 26NJ01338700 (NJ)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 26NJ01338700 (NJ), 347107 (NY)
255 WILLIAMSON ST., Elizabeth, NJ 07202
Open in Google Maps ↗

Secondary Practice Locations 4

Location 197 W ParkwayPompton Plains, NJ 07444-1647 · Phone (973) 831-5000
Location 2308 Willow AveHoboken, NJ 07030-3808 · Phone (201) 418-1000
Location 3176 Palisade AveJersey City, NJ 07306-1196 · Phone (201) 795-8200
Location 4727 N Beers StHolmdel, NJ 07733-1514 · Phone (732) 739-5900

Other Identifiers 1

Medicaid0897272NJ

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Rachel A Chassen Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9436560901
PECOS Enrollment IDI20230119001135
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
27 services27 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
18 services18 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Trinitas Regional Medical Center

Acute Care Hospitals · Elizabeth, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310027
Location225 Williamson StreetElizabeth, NJ 07207 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07202 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.93/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75.78
Improvement Activities40

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 Rachel Chassen's NPI number?

The NPI number for Rachel Chassen is 1396358552. It was assigned to this individual provider in the NPPES registry on August 27, 2020.

Where is Rachel Chassen located?

Rachel Chassen practices at 255 Williamson St., Elizabeth, NJ 07202. The listed phone number is (908) 994-5000.

What is Rachel Chassen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Rachel Chassen enrolled in Medicare?

Yes. Rachel Chassen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Rachel Chassen affiliated with any hospitals?

According to CMS data, Rachel Chassen is affiliated with Trinitas Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Rachel Chassen was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 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.