Sivakumar Medical PLLC

Primary specialty

Adult Mental Health Clinic/CenterTaxonomy code 261QM0850X

Legal business name

SIVAKUMAR MEDICAL PLLC

Practice address

99 Wall St Ste 475
New York, NY 10005-4301

Phone

(917) 284-8973

NPI assigned

Nov 14, 2022

Organization subpart

No

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

Authorized official

Name

Dr. Haran Sivakumar

Title

Owner

Phone

(408) 636-6058

Specialties & licenses 1

Addresses

Locations

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

{
    "created_epoch": "1668384000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1763769600000",
    "number": "1700594348",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "99 WALL ST STE 475",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100054301",
            "telephone_number": "917-284-8973"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "99 WALL ST STE 475",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100054301",
            "telephone_number": "917-284-8973"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SIVAKUMAR MEDICAL PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2022-11-14",
        "last_updated": "2025-11-22",
        "certification_date": "2025-11-22",
        "status": "A",
        "authorized_official_last_name": "SIVAKUMAR",
        "authorized_official_first_name": "HARAN",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "408-636-6058",
        "authorized_official_name_prefix": "Dr."
    },
    "taxonomies": [
        {
            "code": "261QM0850X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adult Mental Health",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Anthony Joseph Siudela
• Ewa M Siuzdak
• Sivad Productions, Inc
• Mark Sivak, M.D.
• Marybeth Sivak, PSYD
• Ganesh Karthik Sivakumar
• Haran Sivakumar, MD
• Thiru Sivakumaran, M.D.
• Krishnan Rolf Sivaloganathan
• Gajan Sivananthan, MD

• Adult Mental Health Clinic/Center in New York, NY
• Providers in New York, NY by specialty
• Adult Mental Health Clinic/Center in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.