Guadalupe Yessenia Diaz, DO

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

20A22524 Issued in CA

Practice address

2823 Fresno St
Fresno, CA 93721-1324

Phone

(554) 436-2682

Fax

(559) 443-2681

NPI assigned

May 11, 2019

Sex

Female

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: guadalupe.diaz.1@17661.direct.athenahealth.com
• Direct secure messaging: gdiaz69467@valleychildrens-prd.direct-ci.com

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.

• University Faculty Associates, Inc.

  • Internal Medicine Physician
  • Fresno, CA
  • NPI 1073911137

  Family Medicine

  Medicare reassignment NPD
• Diosita LLC

  • Clinic/Center
  • Fresno, CA
  • NPI 1205763323
  NPD Authorized official
• Central California Faculty Medical Group, Inc.

  • Emergency Medicine Physician
  • Fresno, CA
  • NPI 1457603573
  NPD
• Central California Faculty Medical Group, Inc.

  • Internal Medicine Physician
  • Clovis, CA
  • NPI 1992742852

  Family Medicine

  NPD
• United Health Centers of the San Joaquin Valley

  • Federally Qualified Health Center (FQHC)
  • Huron, CA
  • NPI 1134101686
  NPD (past)

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

{
    "created_epoch": "1557532800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767312000000",
    "number": "1164088548",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2625 E DIVISADERO ST",
            "city": "FRESNO",
            "state": "CA",
            "postal_code": "937211431",
            "telephone_number": "559-443-2682",
            "fax_number": "559-443-2681"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2823 FRESNO ST",
            "city": "FRESNO",
            "state": "CA",
            "postal_code": "937211324",
            "telephone_number": "554-436-2682",
            "fax_number": "559-443-2681"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIAZ",
        "first_name": "GUADALUPE",
        "middle_name": "YESSENIA",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-05-11",
        "last_updated": "2026-01-02",
        "certification_date": "2026-01-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "20A22524",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Esmeralda Diaz
• Eugenia Diaz
• Evelina Diaz
• Francine Diaz
• Gracie M Diaz
• Ismael Diaz
• Jacob Diaz
• Jose Ramon Diaz
• Josefina Diaz
• Kayla Diaz

• Family Medicine Physician in Fresno, CA
• Providers in Fresno, CA by specialty
• Family Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 2, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.