Active NPI
Golden State Sports Injury and Orthopedic Medical Associates, Inc.
- Sports Medicine (Orthopaedic Surgery) Physician
- Northridge, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Sports Medicine (Orthopaedic Surgery) Physician
- License
- C32643
- 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, 2025
- Organization subpart
- No
NPPES NPI Registry
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.
- 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) | Code | License | State | Primary |
|---|---|---|---|---|
| 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 DirectoryLocations
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.
-
- Non-Pharmacy Dispensing Site
- Northridge, CA
- NPI 1124334107
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.
-
- Sports Medicine (Orthopaedic Surgery) Physician
- Northridge, CA
- NPI 1548320450
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.