Carla Michelle Santos Ortiz, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

W8092 Issued in TX

Practice address

16620 San Pedro Ave Ste 300
San Antonio, TX 78232-2679

Phone

(210) 871-4701

Fax

(210) 688-4596

NPI assigned

Apr 21, 2023

Sex

Female

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

Not listed in the public Medicare enrollment file

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.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Interoperability endpoints

• Direct secure messaging: carla.santosortiz@wellmed.eclinicaldirectplus.com

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

{
    "created_epoch": "1682035200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785888000000",
    "number": "1003503830",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16620 SAN PEDRO AVE STE 300",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782322679",
            "fax_number": "210-688-4596"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16620 SAN PEDRO AVE STE 300",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782322679",
            "telephone_number": "210-871-4701",
            "fax_number": "210-688-4596"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SANTOS ORTIZ",
        "first_name": "CARLA",
        "middle_name": "MICHELLE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-04-21",
        "last_updated": "2026-08-05",
        "certification_date": "2026-08-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "W8092",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mariana Natalia Santillana
• Daniel Santillano, MD
• Melisa Christine Santillano, RDN, LD
• Mario A Santini, MD
• Rebecca Santomassimo, APRN
• Idalys Santos Sanchez, MD
• Isamar Santos-Jaramillo
• Natalia Jazmin Santos-Martinez
• Abisola Santos, P.T., M.B.A.
• Adrienne Marie Santos

• Internal Medicine Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Internal Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 5, 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.