Mark Elliott Matusak, DO

Primary specialty

Sports Medicine (Family Medicine) PhysicianTaxonomy code 207QS0010X

License

20A18824 Issued in CA

Practice address

21311 Madrona Ave Ste 100a
Torrance, CA 90503-5970

Phone

(310) 792-4400

NPI assigned

Apr 5, 2018

Last updated

Jul 16, 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 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

Specialty

Family PracticeAlso: Orthopedic Surgery, Sports Medicine

Education

University of New England, College of Osteo Medicine, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Providence Medical InstituteGroup PAC ID 5991609737, 303 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Providence Little Company of Mary Med Ctr Torrance Hospital, Torrance, CA, CCN 050353
• Providence Little Co of Mary Med Ctr San Pedro Hospital, San Pedro, CA, CCN 050078

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

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.

• Providence Medical Institute

  dba Providence Little Company of Mary Medical Institute

  • Family Medicine Physician
  • Torrance, CA
  • NPI 1417915760
  Medicare reassignment Care Compare group NPD
• Providence Medical Institute

  dba Providence Little Company of Mary Medical Institute

  • Family Medicine Physician
  • Torrance, CA
  • NPI 1235182569
  NPD
• Providence Medical Institute

  dba Providence Little Company of Mary Medical Institute

  • Family Medicine Physician
  • Torrance, CA
  • NPI 1760425862
  NPD
• Providence Medical Institute

  dba Providence Little Company of Mary Medical Institute

  • Family Medicine Physician
  • Torrance, CA
  • NPI 1972546091
  NPD (past)

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

• Providence Health System - Southern California

  dba Providence Little Company of Mary Medical Center San Pedro OBHC

  • General Acute Care Hospital
  • San Pedro, CA
  • NPI 1497241541
  Care Compare affiliation
• Providence Health System - Southern California

  dba Providence Little Company of Mary Medical Center San Pedro

  • General Acute Care Hospital
  • San Pedro, CA
  • NPI 1942247291
  Care Compare affiliation
• Providence Health System Southern California

  dba Providence Little Company of Mary Medical Center Torrance

  • General Acute Care Hospital
  • Torrance, CA
  • NPI 1902844988
  Care Compare affiliation

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

{
    "created_epoch": "1522886400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784160000000",
    "number": "1942706056",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21311 MADRONA AVE STE 100A",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905035970",
            "telephone_number": "310-792-4400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21311 MADRONA AVE STE 100A",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905035970",
            "telephone_number": "310-792-4400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATUSAK",
        "first_name": "MARK",
        "middle_name": "ELLIOTT",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-04-05",
        "last_updated": "2026-07-16",
        "certification_date": "2026-07-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207QS0010X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Sports Medicine",
            "state": "CA",
            "license": "20A18824",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michele Matthews, M.D.
• Jessica Matthiesen, MD
• Karoline Matts
• Julia Marie Mattson
• Lindsey Anne Matulis, RD
• Marilee Mauldin
• Vivian Maung
• Maximilian Chang, D.D.S., Inc.
• Calvin Maxwell, DDS
• Crystal Maxwell, MBA

• Sports Medicine (Family Medicine) Physician in Torrance, CA
• Providers in Torrance, CA by specialty
• Sports Medicine (Family Medicine) Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 16, 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.