Individual provider Active NPI

Warren Toshiro Yamashita, MD, MPH

  • Addiction Medicine (Family Medicine) Physician
  • Tustin, CA
National Provider Identifier
1982137691
Registry record updated May 5, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction Medicine (Family Medicine) PhysicianTaxonomy code 207QA0401X
License
A167101 Issued in CA
Practice address
1 Hope Dr
Tustin, CA 92782-0221
Phone
(714) 247-0300
Fax
(714) 259-1598
NPI assigned
Apr 10, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 5, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction Medicine (Family Medicine) Physician 207QA0401X A167101 CA Primary

Addresses

Primary practice location

1 Hope Dr
Tustin, CA 92782-0221

Mailing address

14642 Newport Ave Ste 300
Tustin, CA 92780-6059
Phone (714) 247-0300

Other practice location 1

947 S Anaheim Blvd Ste 260
Anaheim, CA 92805-5591
Phone (714) 247-0300

Other practice location 2

1100B N Tustin Ave Ste A
Santa Ana, CA 92705-3505
Phone (714) 247-0300

Other practice location 3

14642 Newport Ave Ste 200
Tustin, CA 92780-6058
Phone (714) 247-0300

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
I20201015002454 CA Practitioner - Family Practice 3678993433 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of Southern California Keck School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
County of Los AngelesGroup PAC ID 1850296534, 395 clinicians
Harbor Community Clinic IncGroup PAC ID 8022166826, 16 clinicians

Practice addresses (Care Compare)

10953 Ramona Blvd
El Monte, CA 91731-2629
Phone (626) 434-2800

593 W 6TH St
San Pedro, CA 90731-2521
Phone (310) 547-0202

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A167101CAMDAddiction Medicine (Family Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
County of Santa Clara CurrentSince Oct 13, 2020 Accepting new patients
Harbor Community Clinic Inc. Current Accepting new patients
County of Los Angeles CurrentSince Jan 4, 2026 Accepting new patients
Harbor Community Clinic Inc CurrentSince May 14, 2024 Accepting new patients
County of Santa Clara Current Accepting new patients
County of Los Angeles CurrentSince Jan 4, 2026 Accepting new patients
County of Santa Clara Current Accepting new patients
Hurtt Family Health Clinic Inc. CurrentSince Jan 31, 2022 Accepting new patients
County of Santa Clara CurrentSince Oct 13, 2020 Accepting new patients
County of Santa Clara CurrentSince Oct 13, 2020 Accepting new patients
County of Santa Clara CurrentSince Oct 13, 2020 Accepting new patients
Hurtt Family Health Clinic Inc CurrentSince Jan 31, 2022 Accepting new patients

Locations

1000 S Fremont Ave
Unit 9
Alhambra, CA 91803

947 S Anaheim Blvd
Ste 260
Anaheim, CA 92805

10953 Ramona Blvd
El Monte, CA 91731
Phone (626) 434-2500

7475 Camino Arroyo
Gilroy, CA 95020
Phone (408) 852-2400

1993 McKee Rd
San Jose, CA 95116
Phone (408) 254-6320

751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110

2101 Alexian Dr
San Jose, CA 95116
Phone (408) 272-6050

750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320

1996 Lundy Ave
San Jose, CA 95131
Phone (408) 299-5846

500 Tully Rd
San Jose, CA 95111
Phone (408) 817-1433

593 W 6th St
San Pedro, CA 90731
Phone (310) 547-0202

1100 N Tustin Ave
Ste A
Santa Ana, CA 92705
Phone (714) 835-6055

1100 N Tustin Ave
Ste Adf
Santa Ana, CA 92705

660 S Fair Oaks Ave
Sunnyvale, CA 94086
Phone (408) 885-7366

14642 Newport Ave
Ste 300
Tustin, CA 92780
Phone (714) 669-4422

14642 Newport Ave
Ste 200
Tustin, CA 92780
Phone (714) 669-4466

1 Hope Dr
Tustin, CA 92782
Phone (714) 247-4398

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/ADEBAA
  • Direct secure messaging: wyamashita155455@santaclaravalley.direct-ci.net

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Hurtt Family Health Clinic IncAnaheim, CA, CCN A01140 Federally qualified health center Operational/Managerial Control Nov 16, 2022

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Organizations & group practices 13

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

View all 13

NPI Registry JSON

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

{
    "created_epoch": "1491782400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1651708800000",
    "number": "1982137691",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "14642 NEWPORT AVE STE 300",
            "city": "TUSTIN",
            "state": "CA",
            "postal_code": "927806059",
            "telephone_number": "714-247-0300",
            "fax_number": "714-259-1369"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 HOPE DR",
            "city": "TUSTIN",
            "state": "CA",
            "postal_code": "927820221",
            "telephone_number": "714-247-0300",
            "fax_number": "714-259-1598"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "947 S Anaheim Blvd Ste 260",
            "address_purpose": "LOCATION",
            "city": "Anaheim",
            "state": "CA",
            "postal_code": "928055591",
            "country_code": "US",
            "telephone_number": "714-247-0300",
            "fax_number": "714-259-1598",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1100B N Tustin Ave Ste A",
            "address_purpose": "LOCATION",
            "city": "Santa Ana",
            "state": "CA",
            "postal_code": "927053505",
            "country_code": "US",
            "telephone_number": "714-247-0300",
            "fax_number": "714-259-1598",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "14642 Newport Ave Ste 200",
            "address_purpose": "LOCATION",
            "city": "Tustin",
            "state": "CA",
            "postal_code": "927806058",
            "country_code": "US",
            "telephone_number": "714-247-0300",
            "fax_number": "714-259-1598",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "YAMASHITA",
        "first_name": "WARREN",
        "middle_name": "TOSHIRO",
        "credential": "MD, MPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-04-10",
        "last_updated": "2022-05-05",
        "certification_date": "2022-05-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207QA0401X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Addiction Medicine",
            "state": "CA",
            "license": "A167101",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Tustin, CA

Sources for this page

Verify at the official NPI Registry.