Ann O Connor, MD

Primary specialty

Pediatric Surgery PhysicianTaxonomy code 2086S0120X

License

T4444 Issued in TX

Practice address

333 N Santa Rosa
San Antonio, TX 78207-3108

Phone

(713) 798-1750

Fax

(713) 798-4693

NPI assigned

Jan 9, 2006

Last updated

Feb 1, 2025By the provider in NPPES

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

Electronic endpoints 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

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: aoconnor420727@christushealth.direct-ci.net

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Baylor College of Medicine

  dba BCM Physicians of San Antonio

  • Pediatrics Physician
  • San Antonio, TX
  • NPI 1285079764
  Medicare reassignment NPD
• Christus Santa Rosa Health Care Corporation

  dba Childrens Hospital of San Antonio

  • Children's Hospital
  • San Antonio, TX
  • NPI 1821004151
  NPD (past)
• Arizona Pediatric Surgery LTD

  • Specialist
  • Tucson, AZ
  • NPI 1720111396
  NPD (past)
• Gibson Community Hospital Association

  dba Gibson Area Hospital and Health Services

  • Critical Access Hospital
  • Gibson City, IL
  • NPI 1114935681
  NPD (past)
• TMC Medical Network

  • Multi-Specialty Clinic/Center
  • Tucson, AZ
  • NPI 1750832283
  NPD (past)

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

{
    "created_epoch": "1136764800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1738368000000",
    "number": "1154309284",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "333 N SANTA ROSA",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782073108",
            "telephone_number": "713-798-1750",
            "fax_number": "713-798-4693"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "333 N SANTA ROSA",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782073108",
            "telephone_number": "713-798-1750",
            "fax_number": "713-798-4693"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "25 N. Winfield Road",
            "address_purpose": "LOCATION",
            "city": "Winfield",
            "state": "IL",
            "postal_code": "60190",
            "country_code": "US",
            "telephone_number": "630-933-6631 x2463",
            "fax_number": "630-933-4936",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O CONNOR",
        "first_name": "ANN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-01-09",
        "last_updated": "2025-02-01",
        "certification_date": "2025-02-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0120X",
            "taxonomy_group": "",
            "desc": "Surgery, Pediatric Surgery",
            "state": "TX",
            "license": "T4444",
            "primary": true
        },
        {
            "code": "2086S0120X",
            "taxonomy_group": "",
            "desc": "Surgery, Pediatric Surgery",
            "state": "IL",
            "license": "036.129744",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "aoconnor87484@direct.luhs.org",
            "affiliation": "Y",
            "affiliationName": "LOYOLA UNIVERSITY MEDICAL CENTER",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "2160 S 1st Ave",
            "city": "Maywood",
            "state": "IL",
            "country_code": "US",
            "postal_code": "601533328",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Pamela Marie Nyhan, RN, BSN, IBCLC
• Khin Nyo
• Natalie Reyna Nyren, PA
• Walter Nystrom, LPC
• Caitlin Nyunt
• Evangeline O Sullivan, PHD
• Valerie Lynn O'Bar, RD
• Sara O'Brian-Molina
• April Michele O'Brien, M.S, CCC-SLP
• Brendan O'Brien, M.D.

• Pediatric Surgery Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Pediatric Surgery Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 1, 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.