Lakshmanan Sivasundaram

Primary specialty

Sports Medicine (Orthopaedic Surgery) PhysicianTaxonomy code 207XX0005X

License

A175877 Issued in CA

Practice address

2525 Erringer Rd
Simi Valley, CA 93065-2352

Phone

(805) 527-1404

NPI assigned

Apr 13, 2016

Last updated

Jan 20, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in IL, CA2 enrollments

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 2

Specialty

Sports Medicine

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Ventura Orthopedics Medical Group IncGroup PAC ID 2062312911, 79 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventist Health Simi Valley Hospital, Simi Valley, CA, CCN 050236
• Los Robles Hospital & Medical Center Hospital, Thousand Oaks, CA, CCN 050549

Merit-based Incentive Payment System (MIPS)

Final score

73.77 of 100Reported as group

Quality

31.85

Promoting interoperability

98

Improvement activities

40

Cost

82.39

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

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.

• Ventura Orthopedics Medical Group, Inc.

  dba Ventura Orthopedics

  • Specialist
  • Ventura, CA
  • NPI 1871547315

  Orthopaedic Surgery

  Medicare reassignment Care Compare group NPD
• Desert Valley Medical Group, Inc.

  • Physical Therapist
  • Victorville, CA
  • NPI 1639117864
  Medicare reassignment NPD
• Sports Medicine and Orthopaedic Institute

  dba Premier Orthopaedic Trauma Specialists, PMC

  • Adult Reconstructive Orthopaedic Surgery Physician
  • Victorville, CA
  • NPI 1669993218
  Medicare reassignment NPD
• Midwest Orthopaedics at Rush, LLC

  • Orthopaedic Surgery Physician
  • Chicago, IL
  • NPI 1811942451
  Medicare reassignment
• Desert Valley Medical Group, Inc

  • Internal Medicine Physician
  • Victorville, CA
  • NPI 1952020315
  NPD
• Desert Valley Medical Group, Inc.

  • Family Medicine Physician
  • Victorville, CA
  • NPI 1841804101

  Orthopaedic Surgery

  NPD
• Ventura Orthopedics Medical Group, Inc.

  dba Ventura Orthopedics

  • Specialist
  • Camarillo, CA
  • NPI 1013473636

  Orthopaedic Surgery

  NPD
• Ventura Orthopedics Medical Group, Inc.

  dba Ventura Orthopedics

  • Specialist
  • Simi Valley, CA
  • NPI 1164195707

  Orthopaedic Surgery

  NPD
• Desert Valley Hospital, LLC

  dba Desert Valley Hospital

  • General Acute Care Hospital
  • Victorville, CA
  • NPI 1851396576
  NPD (past)
• Trias Global, LLC

  • Orthopaedic Surgery of the Spine Physician
  • Newport Beach, CA
  • NPI 1518433457
  NPD (past)
• Victor Valley Community Hospital

  • General Acute Care Hospital
  • Victorville, CA
  • NPI 1952311953
  NPD (past)
• Rush University Medical Center

  dba Rush University Emergency Services

  • Emergency Medicine Physician
  • Chicago, IL
  • NPI 1346216470
  NPD (past)

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

• Los Robles Regional Medical Center

  dba Los Robles Hospital & Medical Center

  • General Acute Care Hospital
  • Thousand Oaks, CA
  • NPI 1306890389
  Care Compare affiliation
• Simi Valley Hospital and Health Care Services

  • General Acute Care Hospital
  • Simi Valley, CA
  • NPI 1063495190
  Care Compare affiliation

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

{
    "created_epoch": "1460505600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768867200000",
    "number": "1245694462",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1203 FLYNN RD UNIT 160",
            "city": "CAMARILLO",
            "state": "CA",
            "postal_code": "930126203",
            "telephone_number": "805-804-4168",
            "fax_number": "805-830-1177"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2525 ERRINGER RD",
            "city": "SIMI VALLEY",
            "state": "CA",
            "postal_code": "930652352",
            "telephone_number": "805-527-1404"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "137 E Thousand Oaks Blvd",
            "address_purpose": "LOCATION",
            "city": "Thousand Oaks",
            "state": "CA",
            "postal_code": "913605707",
            "country_code": "US",
            "telephone_number": "805-379-4574",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIVASUNDARAM",
        "first_name": "LAKSHMANAN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-04-13",
        "last_updated": "2026-01-20",
        "certification_date": "2026-01-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XX0005X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Sports Medicine",
            "state": "CA",
            "license": "A175877",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sinaloa Congregate Living LLC
• Rosa Singer, MSW, LCSW
• Leslie Singh, PHARMD
• Maria Theresa Amorin Singson, D.D.S., M.S.
• Melissa Sison, CCC-SLP
• SJ Summerlyn, Inc (Right At Home)
• Christopher Dionicio Skor, RN, MICN, BSN
• James Anthony Skor II, PTA
• Skyview Hospice Inc
• Sleep Diagnostic Center

• Sports Medicine (Orthopaedic Surgery) Physician in Simi Valley, CA
• Providers in Simi Valley, CA by specialty
• Sports Medicine (Orthopaedic Surgery) Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.