NPIMap

Individual provider Active NPI

Hiie Marie Gussak, MD

  • Nephrology Physician
  • Teaneck, NJ
National Provider Identifier
1689641292
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
MA07261500 Issued in NJ
Practice address
870 Palisade Ave
Teaneck, NJ 07666-3419
Phone
(201) 836-0897
Fax
(201) 836-8042
NPI assigned
Mar 2, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X MA07261500 NJ Primary

Addresses

Primary practice location

870 Palisade Ave
Teaneck, NJ 07666-3419

Mailing address

870 Palisade Ave
Teaneck, NJ 07666-3419
Phone (201) 836-0897

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NJ
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040430001057 NJ Practitioner - NephrologyPractitioner - Internal Medicine 6901894807 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Other, 1984
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

30 Prospect Ave
Hackensack, NJ 07601-1915
Phone (551) 996-5045

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
81.33 of 100Reported as group
Quality
66.38
Promoting interoperability
100
Improvement activities
40
Cost
71.39

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MA07261500NJMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hackensack Meridian Health Medical Group - Specialty Care PC CurrentSince Jun 11, 2019 Accepting new patients
Hackensack Meridian Health Medical Group - Specialty Care PC CurrentSince Jun 11, 2019 Accepting new patients
Optum Medical Care of New Jersey PC CurrentSince Feb 1, 2019 Accepting new patients
Optum Medical Care of New Jersey PC CurrentSince Feb 1, 2019 Accepting new patients
Rutgers Health-RWJ Neurosurgery Faculty Past Accepting new patients
A.G. Dikengil, MD, PA Past Accepting new patients

Locations

935 River Rd
Ste 301
Edgewater, NJ 07020
Phone (201) 471-7012

30 Prospect Ave
Hackensack, NJ 07601
Phone (201) 488-0066

38 Meadowlands Pkwy
Ste 205
Secaucus, NJ 07094
Phone (201) 552-2357

870 Palisade Ave
Ste 202
Teaneck, NJ 07666
Phone (201) 836-0897

870 Palisade Ave
Teaneck, NJ 07666
Phone (201) 907-0900

3403 S Delsea Dr
Vineland, NJ 08360
Phone (856) 293-6974

Interoperability endpoints

  • Direct secure messaging: hiie.gussak@direct.hackensackmeridian.org
  • FHIR API: https://fhir4.healow.com/fhir/r4/IHJHBD

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 8

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": "1141257600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1689641292",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "870 PALISADE AVE",
            "city": "TEANECK",
            "state": "NJ",
            "postal_code": "076663419",
            "telephone_number": "201-836-0897",
            "fax_number": "201-836-8042"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "870 PALISADE AVE",
            "city": "TEANECK",
            "state": "NJ",
            "postal_code": "076663419",
            "telephone_number": "201-836-0897",
            "fax_number": "201-836-8042"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUSSAK",
        "first_name": "HIIE",
        "middle_name": "MARIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "NJ",
            "license": "MA07261500",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Teaneck, NJ

Sources for this page

Verify at the official NPI Registry.