Ralph A Defronzo, MD

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

H7531 Issued in TX

Practice address

701 S Zarzamora St
San Antonio, TX 78207-5209

Phone

(210) 358-7500

Fax

(210) 358-7515

NPI assigned

Aug 24, 2006

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 TX

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 Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rdefronzo26294@direct.utmsa.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 of Texas Health Science Center at San Antonio

  dba UT Health Physicians

  • Internal Medicine Physician
  • San Antonio, TX
  • NPI 1720051717
  Medicare reassignment NPD
• The University of Texas Health Science Center at San Antonio

  dba UT Health San Antonio Multispecialty & Research Hospital

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1326829904
  NPD

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

{
    "created_epoch": "1156377600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1304294400000",
    "number": "1851408843",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7703 FLOYD CURL DR",
            "address_2": "MC7977",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782293901",
            "telephone_number": "210-450-9000",
            "fax_number": "210-450-4603"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "701 S ZARZAMORA ST",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782075209",
            "telephone_number": "210-358-7500",
            "fax_number": "210-358-7515"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEFRONZO",
        "first_name": "RALPH",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-24",
        "last_updated": "2011-05-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "TX",
            "license": "H7531",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "041218102",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Cheryl Ann Defontaine, PNP
• Marney Wayne Defoore, LCSW
• Patricia Kelley Deforest, DO
• David Kyle Defrees
• Meredith R Defrees
• Michael Degaetano, DO
• Richard Joseph Degen, RRT
• Denise Diane Deglopper
• Irish Jerish Alava Degollado
• Jessica Degollado, SLP

• Endocrinology, Diabetes & Metabolism Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Endocrinology, Diabetes & Metabolism Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 2, 2011; 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.