Individual provider Active NPI

Ari Youderian, M.D.

  • Orthopaedic Surgery Physician
  • Laguna Woods, CA
National Provider Identifier
1083818173
Registry record updated Oct 16, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
A132353 Issued in CA
Practice address
24331 El Toro Rd Ste 200
Laguna Woods, CA 92637-3116
Phone
(949) 586-3200
Fax
(949) 900-2116
NPI assigned
Jun 12, 2007
Last updated
Oct 16, 2023By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 16, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 036-124845 IL
Orthopaedic Surgery Physician 207X00000X A132353 CA Primary

Addresses

Primary practice location

24331 El Toro Rd Ste 200
Laguna Woods, CA 92637-3116

Mailing address

24331 El Toro Rd
Ste 200
Laguna Woods, CA 92637-3116
Phone (847) 324-3976

Other practice location 1

22 Odyssey Ste 205
Irvine, CA 92618-3197
Phone (949) 870-3332

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20140912001780 CA Practitioner - Orthopedic Surgery 9537330527 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Chicago College of Medicine and Surgery, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
OrthowestGroup PAC ID 3072932623, 48 clinicians

Practice addresses (Care Compare)

24331 El Toro Rd
Suite 200
Laguna Woods, CA 92637-3116
Phone (949) 586-3200

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper limb (arm) arthroscopy (minimally invasive joint repair)40
Removal of tissue1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A132353CAMDOrthopaedic Surgery Physician
036-124845ILMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Orthowest Orthopaedic Surgery CurrentSince Oct 1, 2020 Accepting new patients
Orthowest Orthopaedic Surgery CurrentSince Oct 1, 2020 Accepting new patients
Wound Docs Apc CurrentSince Jan 15, 2025 Accepting new patients
Condell Medical Center Past Accepting new patients
Orange Coast Memorial Medical Center Past Accepting new patients
Hoag Memorial Hospital Presbyterian Past Accepting new patients
Saddleback Memorial Medical Center Past Accepting new patients
Advocate Lutheran General Hospital Past Accepting new patients
Los Alamitos Medical Center, Inc. Past Accepting new patients
Endeavor Health Clinical Operations Past Accepting new patients
Advocate North Side Health Network Past Accepting new patients
Endeavor Health Clinical Operations Past Accepting new patients
Children's Hospital at Mission Past Accepting new patients
Mission Hospital Regional Medical Center Past Accepting new patients
Presence Chicago Hospitals Network Past Accepting new patients

Locations

27141 Aliso Creek Rd
Ste 235
Aliso Viejo, CA 92656
Phone (562) 800-3321

22 Odyssey
Ste 205
Irvine, CA 92618
Phone (949) 870-3332

24331 El Toro Rd
Ste 200
Laguna Woods, CA 92637
Phone (949) 767-0800

1703 Termino Ave
Ste 106
Long Beach, CA 90804
Phone (310) 552-0146

25044 Peachland Ave
Ste 110
Santa Clarita, CA 91321

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • FHIR API: https://haiku.northshore.org/Interconnect-FHIR/api/FHIR/R4/

Organizations & group practices 16

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.

View all 16

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1181606400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1697414400000",
    "number": "1083818173",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "24331 EL TORO RD",
            "address_2": "STE 200",
            "city": "LAGUNA WOODS",
            "state": "CA",
            "postal_code": "926373116",
            "telephone_number": "847-324-3976"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24331 EL TORO RD STE 200",
            "city": "LAGUNA WOODS",
            "state": "CA",
            "postal_code": "926373116",
            "telephone_number": "949-586-3200",
            "fax_number": "949-900-2116"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 Odyssey Ste 205",
            "address_purpose": "LOCATION",
            "city": "Irvine",
            "state": "CA",
            "postal_code": "926183197",
            "country_code": "US",
            "telephone_number": "949-870-3332",
            "fax_number": "949-900-2116",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "YOUDERIAN",
        "first_name": "ARI",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-12",
        "last_updated": "2023-10-16",
        "certification_date": "2023-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "IL",
            "license": "036-124845",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "CA",
            "license": "A132353",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Laguna Woods, CA

Sources for this page

Verify at the official NPI Registry.