Arjun Viswanathan

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

F402564-01 Issued in NY

Practice address

276 5TH Ave RM 604
New York, NY 10001-4527

Phone

(917) 914-5231

Fax

(917) 809-4145

NPI assigned

Jul 23, 2017

Last updated

Jun 4, 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 3

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: arjun.viswanathan.1@31644.direct.athenahealth.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.

• Catholic Charities Neighborhood Services, Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Brooklyn, NY
  • NPI 1548373921
  Medicare reassignment NPD
• Empire State Psychiatric Medicine PLLC

  • Psychiatry Physician
  • New York, NY
  • NPI 1245087261

  Psychiatric/Mental Health

  Medicare reassignment NPD
• Catholic Charities Neigborhood Services

  • Clinical Social Worker
  • Glendale, NY
  • NPI 1881910131
  NPD (past)
• Regional NP in Psychiatry

  dba Regional Psychiatry

  • Psychiatry Physician
  • Staten Island, NY
  • NPI 1699364281
  NPD (past)
• Uma Viswanathan, MD PA

  • Internal Medicine Physician
  • Roselle, NJ
  • NPI 1962643874
  NPD (past)

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

{
    "created_epoch": "1500768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780531200000",
    "number": "1992228829",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "160 E 38TH ST APT 31B",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100162614",
            "telephone_number": "917-575-5140"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "276 5TH AVE RM 604",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100014527",
            "telephone_number": "917-914-5231",
            "fax_number": "917-809-4145"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VISWANATHAN",
        "first_name": "ARJUN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-07-23",
        "last_updated": "2026-06-04",
        "certification_date": "2026-06-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "NJ",
            "license": "26NR18701700",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "NY",
            "license": "F402564-01",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "NY",
            "license": "710928-01",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Visual Images
• Pallavi Visvanathan, PHD
• Archana Viswanath, BDS,MS
• Dixita Viswanath, MD, PHD
• Anand Viswanathan, M.D.
• Radhika Viswanathan, MD, MPH
• Sandya Viswanathan, LCSW
• Patricia Bridget Vitacco, PSYD
• Vitae Care, Inc.
• Antonia Vitagliano

• Psychiatric/Mental Health Nurse Practitioner in New York, NY
• Providers in New York, NY by specialty
• Psychiatric/Mental Health Nurse Practitioner in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 4, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.