Individual provider Active NPI

Harold L. Mast, MD

  • Vascular & Interventional Radiology Physician
  • West Orange, NJ
National Provider Identifier
1396790820
Registry record updated Apr 24, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular & Interventional Radiology PhysicianTaxonomy code 2085R0204X
License
25MA05935000 Issued in NJ
Practice address
741 Northfield Ave
Suite 105
West Orange, NJ 07052-1174
Phone
(973) 243-9729
Fax
(973) 243-9672
NPI assigned
May 23, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 24, 2017

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Vascular & Interventional Radiology Physician 2085R0204X 25MA05935000 NJ Primary

Addresses

Primary practice location

741 Northfield Ave
Suite 105
West Orange, NJ 07052-1174

Mailing address

PO Box 1230
Eatontown, NJ 07724-5230
Phone (732) 383-4173

Other identifiers 1

IdentifierTypeStateIssuer
6034501MedicaidNJ

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20050722000037 NJ Practitioner - Interventional RadiologyPractitioner - Diagnostic Radiology 7618879271 Reassigns benefits to 1 organization
Practice locations: West Orange, NJ

Care Compare profile

Medicare Care Compare
Specialty
Interventional RadiologyAlso: Diagnostic Radiology
Education
Other, 1985
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

741 Northfield Ave
Suite 105
West Orange, NJ 07052-1104
Phone (973) 243-9729

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
NJ Vein & Cosmetic Surgery Center, PA CurrentSince Sep 20, 2025 Accepting new patients

Locations

741 Northfield Ave
Ste 105
West Orange, NJ 07052
Phone (732) 380-0881

741 Northfield Ave
West Orange, NJ 07052
Phone (973) 243-9729

741 Northfield Ave
Ste 103
West Orange, NJ 07052
Phone (973) 243-9729

Interoperability endpoints

  • Direct secure messaging: harold.mast@accessctr.md.direct-ci.com

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1148342400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1492992000000",
    "number": "1396790820",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1230",
            "city": "EATONTOWN",
            "state": "NJ",
            "postal_code": "077245230",
            "telephone_number": "732-383-4173",
            "fax_number": "732-741-1895"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "741 NORTHFIELD AVE",
            "address_2": "SUITE 105",
            "city": "WEST ORANGE",
            "state": "NJ",
            "postal_code": "070521174",
            "telephone_number": "973-243-9729",
            "fax_number": "973-243-9672"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAST",
        "first_name": "HAROLD",
        "middle_name": "L.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-23",
        "last_updated": "2017-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0204X",
            "taxonomy_group": "",
            "desc": "Radiology, Vascular & Interventional Radiology",
            "state": "NJ",
            "license": "25MA05935000",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "6034501",
            "state": "NJ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in West Orange, NJ

Sources for this page

Verify at the official NPI Registry.