Aaron Joseph Greenberg, MD

Primary specialty

Orthopaedic Surgery of the Spine PhysicianTaxonomy code 207XS0117X

License

25MA10155500 Issued in NJ

Practice address

2500 Morris Ave Ste 220
Union, NJ 07083-5675

Phone

(732) 906-9600

Fax

(732) 377-0393

NPI assigned

Sep 27, 2012

Last updated

Apr 23, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Electronic endpoints 2

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

Orthopedic Surgery

Education

Texas Tech University Health Science Center School of Medicine, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Premier Brain and Spine LLCGroup PAC ID 6608264833, 128 clinicians

Practice addresses (Care Compare)

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: aaron.greenberg.1@25297.direct.athenahealth.com
• Direct secure messaging: agreenberg189730@ahs.direct-ci.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Premier Brain and Spine, LLC

  dba Redefine Healthcare

  • Neurological Surgery Physician
  • Union, NJ
  • NPI 1922771377

  Orthopaedic Surgery

  Medicare reassignment Care Compare group NPD
• Freeman Pain Institute PA

  dba Redefine Healthcare

  • Physical Medicine & Rehabilitation Physician
  • Union, NJ
  • NPI 1689770539

  Orthopaedic Surgery of the Spine

  Medicare reassignment NPD
• Neurogrpro LLC

  • Electroneurodiagnostic Specialist/Technologist
  • Ridgewood, NJ
  • NPI 1740083567
  NPD Authorized official
• Premier Brain and Spine LLC

  dba Redefine Healthcare

  • Durable Medical Equipment & Medical Supplies
  • Shrewsbury, NJ
  • NPI 1427944156

  Orthopaedic Surgery

  NPD

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

{
    "created_epoch": "1348704000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776902400000",
    "number": "1609127869",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "90 MATAWAN RD STE 302",
            "city": "MATAWAN",
            "state": "NJ",
            "postal_code": "077472653",
            "telephone_number": "732-441-7177",
            "fax_number": "732-441-7165"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 MORRIS AVE STE 220",
            "city": "UNION",
            "state": "NJ",
            "postal_code": "070835675",
            "telephone_number": "732-906-9600",
            "fax_number": "732-377-0393"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3535 Quakerbridge Rd Ste 200",
            "address_purpose": "LOCATION",
            "city": "Hamilton",
            "state": "NJ",
            "postal_code": "086191200",
            "country_code": "US",
            "telephone_number": "732-906-9600",
            "fax_number": "732-377-0393",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "146 N State Rt 17 Ste 2",
            "address_purpose": "LOCATION",
            "city": "Hackensack",
            "state": "NJ",
            "postal_code": "076011071",
            "country_code": "US",
            "telephone_number": "732-906-9600",
            "fax_number": "833-974-2196",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "10 Parsonage Rd Ste 208",
            "address_purpose": "LOCATION",
            "city": "Edison",
            "state": "NJ",
            "postal_code": "088372429",
            "country_code": "US",
            "telephone_number": "732-906-9600",
            "fax_number": "732-377-0393",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1400 Route 70 E",
            "address_purpose": "LOCATION",
            "city": "Cherry Hill",
            "state": "NJ",
            "postal_code": "080342240",
            "country_code": "US",
            "telephone_number": "732-906-9600",
            "fax_number": "732-377-0393",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GREENBERG",
        "first_name": "AARON",
        "middle_name": "JOSEPH",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-09-27",
        "last_updated": "2026-04-23",
        "certification_date": "2026-04-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NJ",
            "license": "25MA10155500",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NY",
            "license": "307459",
            "primary": false
        },
        {
            "code": "207XS0117X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "NJ",
            "license": "25MA10155500",
            "primary": true
        },
        {
            "code": "207XS0117X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": "NY",
            "license": "307459",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "aaron.greenberg.1@21449.direct.athenahealth.com",
            "affiliation": "N",
            "address_1": "10 Parsonage Rd Ste 208",
            "city": "Edison",
            "state": "NJ",
            "country_code": "US",
            "postal_code": "088372429",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "aaron.greenberg.1@21449.direct.athenahealth.com",
            "affiliation": "N",
            "address_1": "2500 Morris Ave Ste 220",
            "city": "Union",
            "state": "NJ",
            "country_code": "US",
            "postal_code": "070835675",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Daniel Grant
• Jeannette Grauer, D.D.S., P.C.
• Therese Emelda Gray, LPC, LRC
• John K. Graziadei, D.C.
• Laura Bernadette Greco
• Alan Mitchell Greenberg, OPTICAIN
• Robert I Greenblatt, M.D.
• Ajit S Grewal, RPH
• Claire Nathalie Grigaux, M.D.
• Grigory Rasin LLC

• Orthopaedic Surgery of the Spine Physician in Union, NJ
• Providers in Union, NJ by specialty
• Orthopaedic Surgery of the Spine Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 23, 2026; 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.