Organization Active NPI

Golden State Sports Injury and Orthopedic Medical Associates, Inc.

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Northridge, CA
National Provider Identifier
1770643645
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Sports Medicine (Orthopaedic Surgery) PhysicianTaxonomy code 207XX0005X
License
C32643 Issued in CA
Legal business name
GOLDEN STATE SPORTS INJURY AND ORTHOPEDIC MEDICAL ASSOCIATES, INC.
Practice address
18531 Roscoe Blvd
Suite 202
Northridge, CA 91324-4641
Phone
(818) 998-8400
Fax
(818) 998-8404
NPI assigned
Dec 11, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Authorized official

Name
Dr. Ronald B Perelman, M.D.NPI 1548320450
Title
Owner
Phone
(818) 998-8400

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X C32643 CA
Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X C32643 CA Primary

Addresses

Primary practice location

18531 Roscoe Blvd
Suite 202
Northridge, CA 91324-4641

Mailing address

18531 Roscoe Blvd
Suite 202
Northridge, CA 91324-4641
Phone (818) 998-8400

National Provider Directory

National Provider Directory

Locations

28720 Roadside Dr
Ste 275
Agoura Hills, CA 91301
Phone (805) 558-9566

18531 Roscoe Blvd
Ste 202
Northridge, CA 91324
Phone (818) 998-8400

18981 Ventura Blvd
Ste 201
Tarzana, CA 91356
Phone (818) 774-2227

Ownership & related parties

Subparts reporting this organization as parent 1

Organizations that report themselves as subparts in NPPES and name this organization, in the same state, as their parent.

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1165795200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1770643645",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "18531 ROSCOE BLVD",
            "address_2": "SUITE 202",
            "city": "NORTHRIDGE",
            "state": "CA",
            "postal_code": "913244641",
            "telephone_number": "818-998-8400",
            "fax_number": "818-998-8404"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18531 ROSCOE BLVD",
            "address_2": "SUITE 202",
            "city": "NORTHRIDGE",
            "state": "CA",
            "postal_code": "913244641",
            "telephone_number": "818-998-8400",
            "fax_number": "818-998-8404"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GOLDEN STATE SPORTS INJURY AND ORTHOPEDIC MEDICAL ASSOCIATES, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-12-11",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "PERELMAN",
        "authorized_official_first_name": "RONALD",
        "authorized_official_middle_name": "B",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "818-998-8400",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "CA",
            "license": "C32643",
            "primary": false
        },
        {
            "code": "207XX0005X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Sports Medicine",
            "state": "CA",
            "license": "C32643",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Northridge, CA

Sources for this page

  • 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.