Individual provider Active NPI

Nicholas S Warren

  • Certified Registered Nurse Anesthetist
  • Livingston, NJ
National Provider Identifier
1023538642
Registry record updated Mar 17, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
26NJ00776700 Issued in NJ
Practice address
94 Old Short Hills Rd
Livingston, NJ 07039-5672
Phone
(973) 322-5000
NPI assigned
Jun 24, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 17, 2018

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine Registered Nurse 163WC0200X 26NR15098000 NJ
Certified Registered Nurse Anesthetist 367500000X 26NJ00776700 NJ Primary

Addresses

Primary practice location

94 Old Short Hills Rd
Livingston, NJ 07039-5672

Mailing address

PO Box 551420
Fort Lauderdale, FL 33355-1420
Phone (800) 243-3839

Other practice location 1

201 Lyons Ave
Newark, NJ 07112-2027
Phone (800) 843-2384

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NJ

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20171207002373 NJ Practitioner - Certified Registered Nurse Anesthetist (Crna) 2365709888 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Shrewsbury Ambulatory Anesthesia LLCGroup PAC ID 4385899962, 141 clinicians
Morris Anesthesia Group PAGroup PAC ID 4284628645, 34 clinicians
Rwjbh Observation Associates LLCGroup PAC ID 5193137503, 995 clinicians
Anesthesia Services of Practice Associates PAGroup PAC ID 0345659231, 35 clinicians

Practice addresses (Care Compare)

18 Church St
Newton, NJ 07860-1756
Phone (856) 346-7832

25 Pocono Rd
Denville, NJ 07834-2954
Phone (833) 783-1796

94 Old Short Hills Rd
Livingston, NJ 07039-5672
Phone (973) 322-5000

97 W Pkwy
Pompton Plains, NJ 07444-1647
Phone (973) 831-5140

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
26NR15098000NJMDCritical Care Medicine Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Morris Anesthesia Group, PA CurrentSince Oct 27, 2022 Accepting new patients
North American Partners in Anesthesia of New Jersey LLC CurrentSince Feb 20, 2021 Accepting new patients
Morris Anesthesia Group, PA CurrentSince Oct 27, 2022 Accepting new patients
Rwjbh Observation Associates LLC CurrentSince Jun 21, 2025 Accepting new patients
Anesthesia Services of Practice Associates, PA CurrentSince Nov 12, 2021 Accepting new patients

Locations

495 Jack Martin Blvd
Ste 1
Brick, NJ 08724
Phone (732) 836-9800

25 Pocono Rd
Denville, NJ 07834
Phone (273) 625-6000

94 Old Short Hills Rd
Livingston, NJ 07039
Phone (973) 322-5400

300 2nd Ave
Long Branch, NJ 07740
Phone (732) 222-5200

201 Lyons Ave
Newark, NJ 07112
Phone (732) 923-7455

18 Church St
Newton, NJ 07860
Phone (973) 570-4049

703 Main St
Paterson, NJ 07503
Phone (973) 754-2240

97 W Parkway
Pompton Plns, NJ 07444
Phone (973) 831-5000

44 State Rt 23
Ste 1
Riverdale, NJ 07457
Phone (973) 248-1550

110 Rehill Ave
Somerville, NJ 08876
Phone (908) 429-5833

1 Hamilton Health Pl
Trenton, NJ 08690
Phone (609) 584-6763

Organizations & group practices 6

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.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1498262400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1521244800000",
    "number": "1023538642",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 551420",
            "city": "FORT LAUDERDALE",
            "state": "FL",
            "postal_code": "333551420",
            "telephone_number": "800-243-3839",
            "fax_number": "844-414-8291"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "94 OLD SHORT HILLS RD",
            "city": "LIVINGSTON",
            "state": "NJ",
            "postal_code": "070395672",
            "telephone_number": "973-322-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "201 Lyons Ave",
            "address_purpose": "LOCATION",
            "city": "Newark",
            "state": "NJ",
            "postal_code": "071122027",
            "country_code": "US",
            "telephone_number": "800-843-2384",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WARREN",
        "first_name": "NICHOLAS",
        "middle_name": "S",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-06-24",
        "last_updated": "2018-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WC0200X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Critical Care Medicine",
            "state": "NJ",
            "license": "26NR15098000",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "NJ",
            "license": "26NJ00776700",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Livingston, NJ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 17, 2018; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.

Verify at the official NPI Registry.