Lauren W Obrien, CRNA

Primary specialty

Certified Registered Nurse AnesthetistTaxonomy code 367500000X

License

1125882 Issued in TX

Practice address

600 Elizabeth St
Corpus Christi, TX 78404-2235

Phone

(361) 881-3000

NPI assigned

Sep 10, 2025

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

Medicare fee-for-service enrollment

Enrolled in TX

Enrollment records 1

Specialty

Certified Registered Nurse Anesthetist (Crna)

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Vanguard Anesthesia Solutions, PLLCGroup PAC ID 1658848114, 10 clinicians

Emergenchealth PLLCGroup PAC ID 1355606641, 1,037 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

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.

• Emergenchealth PLLC

  • Anesthesiology Physician
  • Fort Worth, TX
  • NPI 1467970897

  Nurse Anesthetist, Certified Registered

  Medicare reassignment Care Compare group NPD
• Vanguard Anesthesia Solutions, PLLC

  • Certified Registered Nurse Anesthetist
  • Corpus Christi, TX
  • NPI 1447134358
  Medicare reassignment Care Compare group

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

{
    "created_epoch": "1757462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1124909668",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9626 WILKINS DR",
            "city": "CORPUS CHRISTI",
            "state": "TX",
            "postal_code": "784101534",
            "telephone_number": "661-557-5310"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 ELIZABETH ST",
            "city": "CORPUS CHRISTI",
            "state": "TX",
            "postal_code": "784042235",
            "telephone_number": "361-881-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OBRIEN",
        "first_name": "LAUREN",
        "middle_name": "W",
        "credential": "CRNA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-09-10",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "TX",
            "license": "1125882",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "1125882",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• OB-GYN Surgical Assist
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• Rosalinda Ocanas, CSFA
• Occupational Health Centers of the Southwest P.a.
• Occupational Health Centers of the Southwest P.a.
• Occupational Health Centers of the Southwest P.a.

• Certified Registered Nurse Anesthetist in Corpus Christi, TX
• Providers in Corpus Christi, TX by specialty
• Certified Registered Nurse Anesthetist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.