Active NPI
Rachel A Chassen, NP
- Nurse Practitioner
- Elizabeth, NJ
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 26NJ01338700
- Practice address
- 255 Williamson St.
Elizabeth, NJ 07202-3625 - Phone
- (908) 994-5000
- NPI assigned
- Aug 27, 2020
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 5
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | 26NJ01338700 | NJ | |
| Family Nurse Practitioner | 363LF0000X | 347107 | NY | |
| Nurse Practitioner | 363L00000X | 26NJ01338700 | NJ | Primary |
| Acute Care Nurse Practitioner | 363LA2100X | 431874 | NY | |
| Acute Care Nurse Practitioner | 363LA2100X | 26NJ01338700 | NJ |
Addresses
Primary practice location
255 Williamson St.
Elizabeth, NJ 07202-3625
Mailing address
379 Campus Dr
Somerset, NJ 08873-1161
Phone (732) 937-8939
Other practice location 1
97 W Parkway
Pompton Plains, NJ 07444-1647
Phone (973) 831-5000
Other practice location 2
308 Willow Ave
Hoboken, NJ 07030-3808
Phone (201) 418-1000
Other practice location 3
176 Palisade Ave
Jersey City, NJ 07306-1196
Phone (201) 795-8200
Other practice location 4
727 N Beers St
Holmdel, NJ 07733-1514
Phone (732) 739-5900
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0897272 | Medicaid | NJ |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY, NJ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
225 Williamson St
Elizabeth, NJ 07202-3625
Phone (908) 994-5000
Hospital & facility affiliations
- Trinitas Regional Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 26NJ01338700 | NJ | MD | Family Nurse Practitioner |
| 347107 | NY | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Barnabas Health Medical Group PC | Current | Accepting new patients | |
| Barnabas Health Medical Group PC | Current | Accepting new patients | |
| Ihpnj ER LLC | Current | Accepting new patients | |
| Emergency Physician Associates of North Jersey P C | Current | Accepting new patients | |
| Orange Emergency Services PC | Nurse Practitioner | Current | Accepting new patients |
| Barnabas Health Medical Group, PC | Past | Accepting new patients | |
| Rwjbh Primary Care Services | Nurse Practitioner | Past | Accepting new patients |
Locations
200 Corporate Blvd
Lafayette, LA 70508
29 E 29th St
Bayonne, NJ 07002
Phone (201) 585-5000
613 Park Ave
Ste 2
East Orange, NJ 07017
225 Williamson St
Elizabeth, NJ 07202
Phone (908) 994-5204
308 Willow Ave
Hoboken, NJ 07030
Phone (201) 418-1574
727 N Beers St
Holmdel, NJ 07733
Phone (732) 714-2700
176 Palisade Ave
Jersey City, NJ 07306
Phone (201) 795-8200
475 Route 70
Ste 101
Lakewood, NJ 08701
Phone (732) 364-8000
94 Old Short Hills Rd
Livingston, NJ 07039
Phone (973) 322-5400
1 Riverview Plz
Red Bank, NJ 07701
Phone (732) 530-2204
445 Lenox Rd
Brooklyn, NY 11203
Phone (718) 245-4790
707 E Main St
Middletown, NY 10940
Phone (845) 333-1000
156 W 56th St
New York, NY 10019
Phone (212) 622-9200
Organizations & group practices 7
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Specialist
- Elizabeth, NJ
- NPI 1841557246
-
- Emergency Medicine Physician
- Summit, NJ
- NPI 1497783419
-
- Emergency Medicine Physician
- Hoboken, NJ
- NPI 1225750946
-
- Emergency Medicine Physician
- Middletown, NY
- NPI 1043589682
Nurse Practitioner
-
- Durable Medical Equipment & Medical Supplies
- Hackensack, NJ
- NPI 1316772668
-
- Specialist
- West Orange, NJ
- NPI 1447206420
-
- Internal Medicine Physician
- West Orange, NJ
- NPI 1265037501
Nurse Practitioner
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Elizabeth, NJ
- NPI 1134129802
-
- General Acute Care Hospital
- Elizabeth, NJ
- NPI 1770583999
-
- General Acute Care Hospital
- Elizabeth, NJ
- NPI 1790785913
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1598486400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782950400000",
"number": "1396358552",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "379 CAMPUS DR",
"city": "SOMERSET",
"state": "NJ",
"postal_code": "088731161",
"telephone_number": "732-937-8939",
"fax_number": "732-418-8372"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "255 WILLIAMSON ST.",
"city": "ELIZABETH",
"state": "NJ",
"postal_code": "072023625",
"telephone_number": "908-994-5000"
}
],
"practiceLocations": [
{
"address_1": "97 W Parkway",
"address_purpose": "LOCATION",
"city": "Pompton Plains",
"state": "NJ",
"postal_code": "074441647",
"country_code": "US",
"telephone_number": "973-831-5000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "308 Willow Ave",
"address_purpose": "LOCATION",
"city": "Hoboken",
"state": "NJ",
"postal_code": "070303808",
"country_code": "US",
"telephone_number": "201-418-1000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "176 Palisade Ave",
"address_purpose": "LOCATION",
"city": "Jersey City",
"state": "NJ",
"postal_code": "073061196",
"country_code": "US",
"telephone_number": "201-795-8200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "727 N Beers St",
"address_purpose": "LOCATION",
"city": "Holmdel",
"state": "NJ",
"postal_code": "077331514",
"country_code": "US",
"telephone_number": "732-739-5900",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CHASSEN",
"first_name": "RACHEL",
"middle_name": "A",
"name_prefix": "Mrs.",
"credential": "NP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-08-27",
"last_updated": "2026-07-02",
"certification_date": "2026-07-02",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "NJ",
"license": "26NJ01338700",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "NY",
"license": "347107",
"primary": false
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "NJ",
"license": "26NJ01338700",
"primary": true
},
{
"code": "363LA2100X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Acute Care",
"state": "NY",
"license": "431874",
"primary": false
},
{
"code": "363LA2100X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Acute Care",
"state": "NJ",
"license": "26NJ01338700",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "0897272",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Elizabeth, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.