Alon Seifan, M.D.

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

265031-01 Issued in NY

Practice address

18 E 41St St FL 14
New York, NY 10017-6244

Phone

(305) 395-4313

Fax

(954) 840-8254

NPI assigned

Apr 16, 2008

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

Other identifiers 5

Medicare fee-for-service enrollment

Enrolled in NY, FL, NJ3 enrollments

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 3

Specialty

NeurologyAlso: Addiction Medicine, Geriatric Psychiatry, Neuropsychiatry, Preventive Medicine

Education

Other, 2008

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: als9122@direct.weillcornell.org
• Direct secure messaging: aseifan233811@mhsdirect.net
• Direct secure messaging: aseifan1038872@nychhc.direct-ci.com
• FHIR API: https://fhir4.healow.com/fhir/r4/BHCICD

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.

• Cognitive Neurology Consultants PA

  • Behavioral Neurology & Neuropsychiatry Physician
  • New York, NY
  • NPI 1679018089

  FL, NJ

  Medicare reassignment NPD Authorized official
• Jeffrey L Horstmyer MD PA

  • Specialist
  • Miami, FL
  • NPI 1609918804
  Medicare reassignment NPD
• Cognitive Neurology Consultants PA

  • Behavioral Neurology & Neuropsychiatry Physician
  • New York, NY
  • NPI 1013374511
  NPD Authorized official

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

{
    "created_epoch": "1208304000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1083888432",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "747 W 231ST ST",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104631003",
            "telephone_number": "305-395-4313",
            "fax_number": "954-840-8254"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18 E 41ST ST FL 14",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100176244",
            "telephone_number": "305-395-4313",
            "fax_number": "954-840-8254"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEIFAN",
        "first_name": "ALON",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-16",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084B0040X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Behavioral Neurology & Neuropsychiatry",
            "state": "NY",
            "license": "265031-01",
            "primary": false
        },
        {
            "code": "2084B0040X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Behavioral Neurology & Neuropsychiatry",
            "state": "FL",
            "license": "ME165283",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "NJ",
            "license": "25MA12357100",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "NY",
            "license": "265031-01",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NEURO PHYSICH",
            "identifier": "A300274495",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "1679018089",
            "identifier": "IY089A",
            "state": "FL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "03918792",
            "state": "NY"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "120655800",
            "state": "FL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "1083888432",
            "identifier": "IP037X",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Shari Seidman, M.D.
• Stuart Neil Seidman, M.D.
• Cara Leigh Seidner
• Martin N Seif, PH.D.
• Nancy Gordon Seif, PHD
• Alexander Seife, PSY.D.
• Danielle Seife, LMSW
• Heidi Marina Seifert
• Leon Seifert, MD
• Sydney Seifert

• Neurology Physician in New York, NY
• Providers in New York, NY by specialty
• Neurology Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 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.