Charles Guido Cox, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

R0379 Issued in TX

Practice address

5339 N Ih 35 Ste 100
Austin, TX 78723-2558

Phone

(512) 978-8130

NPI assigned

Dec 14, 2005

Sex

Male

Sole proprietor

Yes

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 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)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

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.

• Hendrick Provider Network

  • Internal Medicine Physician
  • Abilene, TX
  • NPI 1396961322

  Family Medicine

  Medicare reassignment NPD
• Travis County Healthcare District

  • Internal Medicine Physician
  • Austin, TX
  • NPI 1972271831

  Family Medicine

  Medicare reassignment NPD
• Hendrick Medical Center

  • General Acute Care Hospital
  • Abilene, TX
  • NPI 1528064649
  NPD
• Hendrick Medical Center

  • Internal Medicine Physician
  • Abilene, TX
  • NPI 1861498735
  NPD
• Hendrick Provider Network

  • Rural Health Clinic/Center
  • San Saba, TX
  • NPI 1346044401
  NPD

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

{
    "created_epoch": "1134518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760313600000",
    "number": "1760467443",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1111 E CESAR CHAVEZ ST",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787024209",
            "telephone_number": "512-978-8130"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5339 N IH 35 STE 100",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787232558",
            "telephone_number": "512-978-8130"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COX",
        "first_name": "CHARLES",
        "middle_name": "GUIDO",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-12-14",
        "last_updated": "2025-10-13",
        "certification_date": "2025-10-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "G40851",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "R0379",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Alinda R Cox, MD
• Allison Cox, PMHNP-BC
• Angela Cox
• Byron Neal Cox, RN
• Carolyn Christine Cox
• Christa N Cox, OT
• Cynthia Hunt Cox
• Danny L Cox, DDS
• Deana Cox, RD, LD
• Frances Ann Cox, M.ED.

• Gastroenterology Physician in Austin, TX
• Providers in Austin, TX by specialty
• Gastroenterology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.