Wesley T Mizutani, MD

Primary specialty

Rheumatology PhysicianTaxonomy code 207RR0500X

License

A40745 Issued in CA

Practice address

19066 Magnolia St
Huntington Beach, CA 92646-2232

Phone

(714) 968-0068

NPI assigned

Jul 19, 2005

Last updated

Jan 1, 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

Other identifiers 1

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

RheumatologyAlso: Internal Medicine

Education

University of California, Geffen School of Medicine, 1982

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Healthcare Partners Affiliates Medical GroupGroup PAC ID 7315842002, 775 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• Direct secure messaging: wmizutani207809@westdirect.optum.com
• Direct secure messaging: wesleymizutani@hcpca.allscriptsdirect.net

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.

• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Internal Medicine Physician
  • Los Angeles, CA
  • NPI 1659312593
  Medicare reassignment Care Compare group NPD
• Beaver Medical Group P C

  dba Optum

  • Family Medicine Physician
  • Redlands, CA
  • NPI 1649503319

  Rheumatology

  Medicare reassignment NPD
• Centers for Family Medicine GP

  dba Optumcare Medical Group

  • Family Medicine Physician
  • Los Alamitos, CA
  • NPI 1467598243
  Medicare reassignment NPD
• Pinnacle Medical Group, Inc

  dba Optum

  • Family Medicine Physician
  • Fontana, CA
  • NPI 1376876912
  Medicare reassignment NPD
• Saddleback Medical Group Inc

  • Gastroenterology Physician
  • Laguna Hills, CA
  • NPI 1386605822
  Medicare reassignment NPD
• Beaver Medical Group P C

  • Physical Therapist
  • Redlands, CA
  • NPI 1427090281
  NPD
• Cassidy Medical Group Inc.

  • Multi-Specialty Clinic/Center
  • Vista, CA
  • NPI 1215003470
  NPD
• Healthcare Partners Affiliates Medical Group

  dba Optum

  • Durable Medical Equipment & Medical Supplies
  • Murrieta, CA
  • NPI 1760057269
  NPD
• Pinnacle Medical Group, Inc

  • Family Medicine Physician
  • Fontana, CA
  • NPI 1043255763
  NPD
• Desert Medical Group-Desert Specialty Group

  dba Desert Oasis Healthcare

  • Allergy & Immunology Physician
  • Rancho Mirage, CA
  • NPI 1487645933
  NPD (past)
• Long Beach Memorial Medical

  • Rehabilitation Hospital Unit
  • Long Beach, CA
  • NPI 1396791414
  NPD (past)
• Orange Coast Memorial Medical Center

  • General Acute Care Hospital
  • Fountain Valley, CA
  • NPI 1497702575
  NPD (past)

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

{
    "created_epoch": "1121731200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767225600000",
    "number": "1699774919",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35380",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891335380",
            "telephone_number": "702-579-3203"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "19066 MAGNOLIA ST",
            "city": "HUNTINGTON BEACH",
            "state": "CA",
            "postal_code": "926462232",
            "telephone_number": "714-968-0068"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2925 N Palo Verde",
            "address_purpose": "LOCATION",
            "city": "Long Beach",
            "state": "CA",
            "postal_code": "90815",
            "country_code": "US",
            "telephone_number": "714-964-6229",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MIZUTANI",
        "first_name": "WESLEY",
        "middle_name": "T",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-19",
        "last_updated": "2026-01-01",
        "certification_date": "2026-01-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "CA",
            "license": "A40745",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDI CAL",
            "identifier": "00A407450",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mariah Mitchell
• Nannette U. Mitchell, M.D.
• Jane M. Mitsumori, PT
• Jennifer Alene Mitzel, MFTI
• Celia Nobuko Miyamoto, M.D.
• Andrew Mleynek, DO
• MM Neuropsych a Professional Psychology Corporation
• Houshang Moayeri, MD
• Mobile Therapy Specialists Inc
• Mobile Ultrasound Imaging Services, Inc

• Rheumatology Physician in Huntington Beach, CA
• Providers in Huntington Beach, CA by specialty
• Rheumatology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 1, 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.