Osato Medical Clinic Inc.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

Legal business name

OSATO MEDICAL CLINIC INC.

Practice address

2860 Sepulveda Blvd
Torrance, CA 90505-2803

Phone

(310) 534-8200

Fax

(310) 534-8265

NPI assigned

Mar 16, 2006

Organization subpart

No

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

Authorized official

Name

Emiko Osato

Title

VP/Administrator

Phone

(310) 534-8200

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Tax ID family

Osato Medical Clinic2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

• Osato Medical Clinic Inc.

  • Health Service Clinic/Center
  • Torrance, CA
  • NPI 1215250824
  NPD tax ID

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPDPlans: Blue Shield 65 Plus (HMO) (H0504-015-000, H0504); Blue Shield 65 Plus (HMO) (H0504-039-000, H0504); Blue Shield 65 Plus Plan 2 (HMO) (H0504-021-000, H0504); Blue Shield Inspire (HMO) (H0504-041-000, H0504); Blue Shield 65 Plus (HMO) (H0504-038-000, H0504); Blue Shield Inspire (HMO) (H0504-047-000, H0504); Blue Shield 65 Plus (HMO) (H0504-026-000, H0504); Blue Shield Advantage (HMO) (H0504-050-000, H0504); Blue Shield AdvantageOptimum Plan (HMO) (H5928-004-000, H5928); Blue Shield Inspire (HMO) (H0504-043-000, H0504)…

Practitioners 7

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Yutaka Niihara, M.D.

  • Hematology & Oncology Physician
  • Torrance, CA
  • NPI 1467480459
  Medicare reassignment Care Compare group NPD
• Kazumasa Osato

  • Internal Medicine Physician
  • Torrance, CA
  • NPI 1134748015
  Medicare reassignment Care Compare group NPD
• Masaharu Osato, M.D.

  • Gastroenterology Physician
  • Torrance, CA
  • NPI 1265470280
  Medicare reassignment Care Compare group NPD
• Fusako Hatasaka

  • Nurse Practitioner
  • Los Angeles, CA
  • NPI 1689090656
  Medicare reassignment
• Ariba Masood, MD

  • Internal Medicine Physician
  • Torrance, CA
  • NPI 1730708603
  NPD (past)
• Pilsoo Oh, MD

  • Gastroenterology Physician
  • Los Angeles, CA
  • NPI 1043296866

  Internal Medicine

  NPD (past)
• Cameron Solaman Sikavi, MD

  • Gastroenterology Physician
  • Torrance, CA
  • NPI 1114303302

  Internal Medicine

  NPD (past)

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

{
    "created_epoch": "1142467200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1772323200000",
    "number": "1740259266",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2860 SEPULVEDA BLVD",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905052803",
            "telephone_number": "310-534-8200",
            "fax_number": "310-534-8265"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2860 SEPULVEDA BLVD",
            "city": "TORRANCE",
            "state": "CA",
            "postal_code": "905052803",
            "telephone_number": "310-534-8200",
            "fax_number": "310-534-8265"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OSATO MEDICAL CLINIC INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-03-16",
        "last_updated": "2026-03-01",
        "certification_date": "2026-03-01",
        "status": "A",
        "authorized_official_last_name": "OSATO",
        "authorized_official_first_name": "EMIKO",
        "authorized_official_title_or_position": "VP/ADMINISTRATOR",
        "authorized_official_telephone_number": "310-534-8200"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rose Marie Ortiz
• Stephanie Michelle Ortiz
• Vanessa Ortiz
• Naomi Osada, DDS
• Osato Medical Clinic Inc.
• Osato Surgical Center
• Kazumasa Osato
• Masaharu Osato, M.D.
• Thomas Osborn
• Deborah W. Osborne

• Gastroenterology Physician in Torrance, CA
• Providers in Torrance, CA by specialty
• Gastroenterology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.