Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Rachel A Chassen, NP
Nurse Practitioner in Elizabeth, NJ · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1396358552
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Mrs. Rachel A Chassen
Credential NP
Sex Female
Practice address 255 Williamson St., Elizabeth, NJ, 07202
Phone (908) 994-5000
Enumeration date Aug 27, 2020
Last updated in NPPES Jul 2, 2026
Taxonomy & licenses
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 26NJ01338700 (NJ) Secondary
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 347107 (NY) Secondary
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 26NJ01338700 (NJ) Primary
363LA2100X Acute Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 431874 (NY) Secondary
363LA2100X Acute Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 26NJ01338700 (NJ) Secondary
NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority.
About the NP credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0897272 | Medicaid | NJ | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Rachel Chassen?
The National Provider Identifier (NPI) for Rachel Chassen is 1396358552, a Type 1 (individual) record in the CMS NPPES registry.
Where does Rachel Chassen practice?
The practice location on file with NPPES is in Elizabeth, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-02.