Individual provider Active NPI

Mary Elizabeth Walker, RN

  • Certified Registered Nurse Anesthetist
  • Houston, TX
National Provider Identifier
1104172808
Registry record updated Oct 25, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
625752 Issued in TX
Practice address
6720 Bertner Ave Ste O-520
Houston, TX 77030-2604
Phone
(713) 798-1750
Fax
(713) 798-4693
NPI assigned
Jul 31, 2012
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 25, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 625752 IN
Certified Registered Nurse Anesthetist 367500000X 625752 TX Primary

Addresses

Primary practice location

6720 Bertner Ave Ste O-520
Houston, TX 77030-2604

Mailing address

6720 Bertner Ave Ste O-520
Houston, TX 77030-2604
Phone (713) 798-1750

Other practice location 1

3515 Coral Springs Dr
Manvel, TX 77578-4880
Phone (281) 489-6965

Other practice location 2

7200 Cambridge St Fl 10
Houston, TX 77030-4202
Phone (713) 798-1750 ext. 2

Other practice location 3

600 Mary Street
Evansville, IN 47747-2604
Phone (812) 450-2240

Other practice location 4

4011 Gateway Blvd
Newburgh, IN 47630-8947
Phone (812) 450-2240

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, IN2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20160301002430 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 8628373578 Reassigns benefits to 7 organizations
I20240419003184 IN Practitioner - Certified Registered Nurse Anesthetist (Crna) 8628373578 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
BHS Physicians Network, IncGroup PAC ID 7315019593, 702 clinicians
Emergenchealth PLLCGroup PAC ID 1355606641, 1,037 clinicians

Practice addresses (Care Compare)

1625 Medical Ctr Dr
El Paso, TX 79902-5005
Phone (915) 747-4000

2830 Calder St
Beaumont, TX 77702-1809
Phone (409) 236-7395

3080 College St
Beaumont, TX 77701-4606
Phone (409) 212-5002

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse, Registered Nurse

State licenses

LicenseStateTypeSpecialty
625752TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
U. S. Anesthesia Partners of Texas, P.a., Nurse Anesthetist, Certified Registered CurrentSince Nov 16, 2016 Accepting new patients
BHS Physicians Network, Inc CurrentSince Oct 1, 2024 Accepting new patients
Baylor College of Medicine CurrentSince Feb 24, 2023 Accepting new patients
Texans Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Feb 15, 2019 Accepting new patients
Deaconess Hospital, Inc Current Accepting new patients
Emergenchealth PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 29, 2025 Accepting new patients
BHS Physicians Network, Inc CurrentSince Oct 1, 2024 Accepting new patients
Baylor College of Medicine CurrentSince Feb 24, 2023 Accepting new patients
Deaconess Hospital Inc CurrentSince Mar 16, 2024 Accepting new patients
Deaconess Hospital, Inc Nurse Anesthetist, Certified Registered CurrentSince Mar 16, 2024 Accepting new patients
U S Anesthesia Partners of Texas, PA Nurse Anesthetist, Certified Registered CurrentSince Nov 16, 2016 Accepting new patients
Sound Physicians Anesthesiology of Texas PLLC CurrentSince Jul 1, 2021 Accepting new patients

Locations

600 Mary St
Evansville, IN 47710
Phone (812) 450-2239

4011 Gateway Blvd
Newburgh, IN 47630
Phone (812) 450-2240

1600 Wallace Blvd
Amarillo, TX 79106
Phone (806) 212-2000

14425 Falcon Head Blvd
#11
Austin, TX 78738
Phone (512) 900-1006

3080 College St
#T
Beaumont, TX 77701
Phone (409) 212-5002

2001 N Oregon St
El Paso, TX 79902
Phone (915) 577-6011

1625 Medical Center Dr
El Paso, TX 79902
Phone (915) 577-7746

6949 Bryant Irvin Rd
Ste 110
Ft Worth, TX 76132
Phone (817) 332-1818

7200 Cambridge St
Fl 10
Houston, TX 77030
Phone 7137981750 ext. 2

1401 St Joseph Pkwy
Houston, TX 77002
Phone (713) 575-1000

1631 North Loop W
Ste 300
Houston, TX 77008
Phone (713) 343-1080

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

2 Greenway Plz
Ste 900
Houston, TX 77046
Phone (713) 798-1835

7600 Beechnut St
Houston, TX 77074
Phone (713) 456-5000

7200 Cambridge St
Fl 1
Houston, TX 77030
Phone (713) 798-3924

6720 Bertner Ave
Ste O520
Houston, TX 77030
Phone (832) 355-2202

6800 N MacArthur Blvd
Irving, TX 75039
Phone (972) 969-2000

100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555

4600 E Sam Houston Pkwy S
Pasadena, TX 77505
Phone (713) 853-9302

3903 Wiseman Blvd
San Antonio, TX 78251
Phone (210) 681-0126

7400 Barlite Blvd
San Antonio, TX 78224
Phone (210) 921-2000

9250 Pinecroft Dr
Shenandoah, TX 77380
Phone (281) 364-2300

200 Blossom St
Webster, TX 77598
Phone (281) 252-7000

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 3

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": "1343692800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1698192000000",
    "number": "1104172808",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6720 BERTNER AVE STE O-520",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302604",
            "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": "6720 BERTNER AVE STE O-520",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302604",
            "telephone_number": "713-798-1750",
            "fax_number": "713-798-4693"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3515 Coral Springs Dr",
            "address_purpose": "LOCATION",
            "city": "Manvel",
            "state": "TX",
            "postal_code": "775784880",
            "country_code": "US",
            "telephone_number": "281-489-6965",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7200 Cambridge St Fl 10",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770304202",
            "country_code": "US",
            "telephone_number": "713-798-1750 x2",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 Mary Street",
            "address_purpose": "LOCATION",
            "city": "Evansville",
            "state": "IN",
            "postal_code": "477472604",
            "country_code": "US",
            "telephone_number": "812-450-2240",
            "fax_number": "812-450-2710",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4011 Gateway Blvd",
            "address_purpose": "LOCATION",
            "city": "Newburgh",
            "state": "IN",
            "postal_code": "476308947",
            "country_code": "US",
            "telephone_number": "812-450-2240",
            "fax_number": "812-450-2710",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WALKER",
        "first_name": "MARY",
        "middle_name": "ELIZABETH",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-07-31",
        "last_updated": "2023-10-25",
        "certification_date": "2023-10-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "IN",
            "license": "625752",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "625752",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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 Oct 25, 2023; 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.