Individual provider Active NPI

Irene M Madriz, CRNA

  • Certified Registered Nurse Anesthetist
  • Houston, TX
National Provider Identifier
1821083825
Registry record updated May 5, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
618209 Issued in TX
Practice address
8850 Long Point Rd
Houston, TX 77055-3006
Phone
(713) 827-1820
Fax
(713) 468-7370
NPI assigned
Sep 15, 2005
Last updated
May 5, 2008By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 5, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 618209 TX Primary

Addresses

Primary practice location

8850 Long Point Rd
Houston, TX 77055-3006

Mailing address

PO Box 203057
Houston, TX 77216-3057
Phone (281) 358-8114

Other identifiers 3

IdentifierTypeStateIssuer
050593OtherTXRECERTIFICATION AANA
81800UOtherTXBLUE CROSS BLUE SHIELD
002976101MedicaidTX

Other names 1

  • Irene M Hernandez Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20090427000424 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 6103974373 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Texans Anesthesia Associates PLLCGroup PAC ID 8820171390, 197 clinicians

Practice addresses (Care Compare)

9525 Katy Fwy
Suite 206
Houston, TX 77024-1476
Phone (713) 400-2990

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
618209TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Texans Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Jul 1, 2008 Accepting new patients
Compass Anesthesia Providers PLLC CurrentSince Nov 17, 2025 Accepting new patients
John G. Baerenstecher MD Past Accepting new patients
Jerome R Elk, MD Past Accepting new patients
J Rael Elk, MD Past Accepting new patients
Anesthesiology Consultants of Houston PLLC Nurse Anesthetist, Certified Registered Past Accepting new patients
Douglas J. Hirsch, MD, PA Past Accepting new patients
Laurence Kam MD Past Accepting new patients

Locations

4201 Garth Rd
Ste 212
Baytown, TX 77521
Phone (281) 420-9355

10496 Katy Fwy
Ste 105
Houston, TX 77043
Phone (281) 800-1233

1635 North Loop W
Houston, TX 77008
Phone (713) 867-2066

7700 Fannin St
Houston, TX 77054
Phone (713) 790-1349

8850 Long Point Rd
Houston, TX 77055
Phone (713) 467-6555

9525 Katy Fwy
Ste 206
Houston, TX 77024
Phone (713) 400-2993

21720 Kingsland Blvd
Ste 101
Katy, TX 77450
Phone (281) 492-1234

1211 Highway 6
Sugar Land, TX 77478
Phone (281) 238-3900

1211 Highway 6
Ste 70
Sugar Land, TX 77478
Phone (281) 238-3902

15300 Southwest Fwy
Ste 100
Sugar Land, TX 77478
Phone (281) 274-6670

6801 Emmett F Lowry Expy
Texas City, TX 77591
Phone (409) 938-5095

333 N Texas Ave
Ste 1000
Webster, TX 77598
Phone (281) 557-5620

Organizations & group practices 9

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1126742400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1209945600000",
    "number": "1821083825",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 203057",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "772163057",
            "telephone_number": "281-358-8114",
            "fax_number": "281-358-0609"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8850 LONG POINT RD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770553006",
            "telephone_number": "713-827-1820",
            "fax_number": "713-468-7370"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MADRIZ",
        "first_name": "IRENE",
        "middle_name": "M",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-09-15",
        "last_updated": "2008-05-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "618209",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RECERTIFICATION AANA",
            "identifier": "050593",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "81800U",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "002976101",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "IRENE",
            "last_name": "HERNANDEZ",
            "middle_name": "M",
            "credential": "CRNA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Houston, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 5, 2008; 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.