United Multispecialty Medical Group

Primary specialty

Health Service Clinic/CenterTaxonomy code 261QH0100X

Legal business name

UNITED MULTISPECIALTY MEDICAL GROUP

Practice address

6801 Coldwater Canyon Ave Ste 1E
North Hollywood, CA 91605-5167

Phone

(818) 759-2555

Fax

(818) 759-2556

NPI assigned

May 17, 2007

Organization subpart

No

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

Authorized official

Name

Dr. Robere J Missirian, M.D.

Title

President

Phone

(818) 759-2555

Specialties & licenses 9

Addresses

Locations

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

{
    "created_epoch": "1179360000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1487861282",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "13029A VICTORY BLVD STE 526",
            "city": "NORTH HOLLYWOOD",
            "state": "CA",
            "postal_code": "916062925"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6801 COLDWATER CANYON AVE STE 1E",
            "city": "NORTH HOLLYWOOD",
            "state": "CA",
            "postal_code": "916055167",
            "telephone_number": "818-759-2555",
            "fax_number": "818-759-2556"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "UNITED MULTISPECIALTY MEDICAL GROUP",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-05-17",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "MISSIRIAN",
        "authorized_official_first_name": "ROBERE",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "818-759-2555",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207XS0117X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery, Orthopaedic Surgery of the Spine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207XX0005X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery, Sports Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208VP0014X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Pain Medicine, Interventional Pain Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QH0100X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Health Service",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "261QM1300X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Multi-Specialty",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QP3300X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Pain",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QX0100X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Occupational Medicine",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Health Service Clinic/Center in North Hollywood, CA
• Providers in North Hollywood, CA by specialty
• Health Service Clinic/Center in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.