John S. Koliopoulos, DO

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

25MB06001400 Issued in NJ

Practice address

1 Diamond Hill Rd
Berkeley Heights, NJ 07922-2104

Phone

(908) 277-8880

Fax

(908) 277-8796

NPI assigned

Jun 11, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 3

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Emergency Medicine

Education

Other, 1992

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Hackensack Meridian Urgent Care Plus PCGroup PAC ID 4385624162, 14 clinicians

Atlantic Advanced Urgent CareGroup PAC ID 4385986330, 44 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: john.koliopoulos.1@25161.direct.athenahealth.com
• FHIR API: https://api.platform.athenahealth.com/25161/brand/1/csg/1/fhir/r4

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.

• Atlantic Advanced Urgent Care

  • Emergency Medicine Physician
  • Morristown, NJ
  • NPI 1104309277
  Medicare reassignment Care Compare group NPD
• Hackensack Meridian Urgent Care Plus PC

  • Urgent Care Clinic/Center
  • Hoboken, NJ
  • NPI 1396858874
  Medicare reassignment Care Compare group NPD
• Atlantic Urgent Care, LLC

  • General Practice Physician
  • Newton, NJ
  • NPI 1023358959
  Medicare reassignment NPD
• Emergency Physician Associates of North Jersey P C

  • Emergency Medicine Physician
  • Summit, NJ
  • NPI 1497783419
  Medicare reassignment NPD
• Emergency Physician Services of New Jersey,Professional Association

  • Emergency Medicine Physician
  • Mount Holly, NJ
  • NPI 1831539568
  Medicare reassignment NPD
• Nu Imagery Healthcare

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Haskell, NJ
  • NPI 1205594512
  Medicare reassignment NPD
• William R. Collini, M.D., P.a.

  • Specialist
  • Newton, NJ
  • NPI 1144426602
  NPD (past)
• Teaneck Emergency Physicians PA

  • Emergency Medicine Physician
  • Teaneck, PA
  • NPI 1972569606
  NPD (past)

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

{
    "created_epoch": "1149984000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764720000000",
    "number": "1053353516",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "62 CHESHIRE LN",
            "city": "RINGWOOD",
            "state": "NJ",
            "postal_code": "074562743",
            "telephone_number": "973-962-6207"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 DIAMOND HILL RD",
            "city": "BERKELEY HEIGHTS",
            "state": "NJ",
            "postal_code": "079222104",
            "telephone_number": "908-277-8880",
            "fax_number": "908-277-8796"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1080 Stelton Rd",
            "address_purpose": "LOCATION",
            "city": "Piscataway",
            "state": "NJ",
            "postal_code": "088545201",
            "country_code": "US",
            "telephone_number": "848-230-6800",
            "fax_number": "848-230-6803",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "99 Beauvoir Ave",
            "address_purpose": "LOCATION",
            "city": "Summit",
            "state": "NJ",
            "postal_code": "079013533",
            "country_code": "US",
            "telephone_number": "908-522-2232",
            "fax_number": "908-522-0227",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOLIOPOULOS",
        "first_name": "JOHN",
        "middle_name": "S.",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-06-11",
        "last_updated": "2025-12-03",
        "certification_date": "2025-12-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NJ",
            "license": "25MB06001400",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NJ",
            "license": "MB60014",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TRICARE/CHAMPUS",
            "identifier": "223586664",
            "state": "NJ"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "223586664",
            "state": "NJ"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "6880908",
            "state": "NJ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Roger Scott Klein, M.D.
• Elizabeth Klingelhofer, FNP
• Viktoriia Kobliuk
• Gary Kohn, MD
• Alison Kole, MD
• David J Kopylov, M.D.
• Howard N. Kornfeld, M.D.
• James Korsten, MD
• Avinash A Kothavale, M.D.
• Patricia Ann Kozlowski, L.C.S.W.

• Emergency Medicine Physician in Berkeley Heights, NJ
• Providers in Berkeley Heights, NJ by specialty
• Emergency Medicine Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 3, 2025; 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.