William Bautista Amistad Jr., FNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

AP9557 Issued in AZ

Practice address

100 E 24TH St Ste 3a
Yuma, AZ 85364-8619

Phone

(928) 750-6410

Fax

(928) 750-6433

NPI assigned

Jul 18, 2016

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in AZ

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

Practice roles

Locations

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.

• The Amistad Clinic, PLLC

  • Primary Care Clinic/Center
  • Yuma, AZ
  • NPI 1639650898
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1468800000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740355200000",
    "number": "1215380969",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 E 24TH ST STE 3A",
            "city": "YUMA",
            "state": "AZ",
            "postal_code": "853648619",
            "telephone_number": "928-750-6410",
            "fax_number": "928-750-6433"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 E 24TH ST STE 3A",
            "city": "YUMA",
            "state": "AZ",
            "postal_code": "853648619",
            "telephone_number": "928-750-6410",
            "fax_number": "928-750-6433"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "18914 East San Tan Boulevatd",
            "address_2": "Suite 101",
            "address_purpose": "LOCATION",
            "city": "Queen Creek",
            "state": "AZ",
            "postal_code": "85142",
            "country_code": "US",
            "telephone_number": "480-681-6699",
            "fax_number": "480-690-6184",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "AMISTAD",
        "first_name": "WILLIAM",
        "middle_name": "BAUTISTA",
        "name_prefix": "Mr.",
        "name_suffix": "Jr.",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-07-18",
        "last_updated": "2025-02-24",
        "certification_date": "2025-02-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "AZ",
            "license": "RN171460",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "AZ",
            "license": "AP9557",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Amedisys Arizona, L.L.C.
• Amedisys Arizona, L.L.C.
• Amedisys Arizona, L.L.C.
• Amedisys Arizona, L.L.C.
• Zenorina L Amezaga
• Amity Fellowserve Inc.
• Amity Home Care of Yuma
• Amity Home Care of Yuma LLC
• Amity Medical Transport
• Amity Transportation

• Family Nurse Practitioner in Yuma, AZ
• Providers in Yuma, AZ by specialty
• Family Nurse Practitioner in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 2025; 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.