Ana Gabriela Ruiz Allison, M.D.

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

H7497 Issued in TX

Practice address

5627 Horseshoe FLS
Missouri City, TX 77459-6911

Phone

(832) 257-1066

NPI assigned

Jun 16, 2006

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other names 1

• Ana Gabriela Ruiz Pratts Former name

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

Specialty

Internal MedicineAlso: Family Practice

Education

Other, 1982

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Pasadena Health Center, IncGroup PAC ID 6507827144, 2 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Pasadena Health Center, Inc

  • Federally Qualified Health Center (FQHC)
  • Pasadena, TX
  • NPI 1932104965

  Multi-Specialty

  Medicare reassignment Care Compare group NPD
• Abdul Ali,M.D.P.a.

  • Cardiovascular Disease Physician
  • Houston, TX
  • NPI 1518929256

  Multi-Specialty

  Medicare reassignment NPD
• Ana G. Ruiz Allison, M.D.P.a.

  • Medical Specialty Clinic/Center
  • Missouri City, TX
  • NPI 1386070654
  NPD (past) Authorized official
• Southeast Emergency Physician Associates, P.a.

  • Emergency Medicine Physician
  • Beaumont, TX
  • NPI 1235155102

  Multi-Specialty

  NPD (past)
• United Diagnostic Inc.

  • Family Medicine Physician
  • Houston, TX
  • NPI 1801043567

  Multi-Specialty

  NPD (past)

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

{
    "created_epoch": "1150416000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762214400000",
    "number": "1861436073",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5627 HORSESHOE FLS",
            "city": "MISSOURI CITY",
            "state": "TX",
            "postal_code": "774596911",
            "telephone_number": "832-257-1066"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5627 HORSESHOE FLS",
            "city": "MISSOURI CITY",
            "state": "TX",
            "postal_code": "774596911",
            "telephone_number": "832-257-1066"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5627 Horseshoe Fls",
            "address_purpose": "LOCATION",
            "city": "Missouri City",
            "state": "TX",
            "postal_code": "774596911",
            "country_code": "US",
            "telephone_number": "832-257-1066",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RUIZ ALLISON",
        "first_name": "ANA",
        "middle_name": "GABRIELA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-06-16",
        "last_updated": "2025-11-04",
        "certification_date": "2025-11-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "H7497",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "TX",
            "license": "H7497",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ANA",
            "last_name": "RUIZ PRATTS",
            "middle_name": "GABRIELA",
            "credential": "M.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

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• Cedrina Ruffin, PHD, LCSW-S
• Irina Andrea Ruiz, BCBA
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• Courtney Ryan, MS, RD, LD
• S. H. Huang, DDS, Ms, PA
• Thara Sabu

• Endocrinology, Diabetes & Metabolism Physician in Missouri City, TX
• Providers in Missouri City, 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 Nov 4, 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.