Grethel John, APN

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

26NJ01236200 Issued in NJ

Practice address

94 Old Short Hills Rd
Livingston, NJ 07039-5672

Phone

(973) 322-6500

NPI assigned

Dec 7, 2021

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NJ

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Barnabas Health Medical Group PCGroup PAC ID 9537316955, 1,027 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Cooperman Barnabas Medical Center Hospital, Livingston, NJ, CCN 310076

Merit-based Incentive Payment System (MIPS)

Final score

98.51 of 100Reported as apm

Quality

84.27

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

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.

• Barnabas Health Medical Group PC

  • Specialist
  • Elizabeth, NJ
  • NPI 1841557246
  Medicare reassignment Care Compare group NPD
• Barnabas Health Medical Group PC

  • Durable Medical Equipment & Medical Supplies
  • Hackensack, NJ
  • NPI 1316772668
  NPD

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

• Cooperman Barnabas Medical Center Inc

  • General Acute Care Hospital
  • Livingston, NJ
  • NPI 1396857488
  Care Compare affiliation

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

{
    "created_epoch": "1638835200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1733788800000",
    "number": "1770241663",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "94 OLD SHORT HILLS RD",
            "city": "LIVINGSTON",
            "state": "NJ",
            "postal_code": "070395672"
        },
        {
            "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": "973-322-6500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHN",
        "first_name": "GRETHEL",
        "name_prefix": "Ms.",
        "credential": "APN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-12-07",
        "last_updated": "2024-12-10",
        "certification_date": "2024-12-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "NJ",
            "license": "26NJ01236200",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joann Somers M.D. P.a.
• Alexander Christian Jobe, OD
• Karen A Johanning, LPC
• John Fernandes M.D Facc LLC
• John T Miele, PHD LLC
• Carla Johnson
• Karren Johnson
• Jordan Levy, PH.D. LLC
• Jisha Elizabeth Jose
• Alex Joseph, DMD

• Nurse Practitioner in Livingston, NJ
• Providers in Livingston, NJ by specialty
• Nurse Practitioner in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 10, 2024; 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.

Verify at the official NPI Registry.