Individual provider Active NPI

Mark Field Mackey, CRNA

  • Certified Registered Nurse Anesthetist
  • Fort Cavazos, TX
National Provider Identifier
1114942695
Registry record updated Mar 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
660463 Issued in TX
Practice address
590 Medical Center Road
Ft Cavazos, TX 76544
Phone
(254) 288-8197
NPI assigned
Jul 13, 2006
Last updated
Mar 19, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 19, 2026

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 660463 TX Primary

Addresses

Primary practice location

590 Medical Center Road
Ft Cavazos, TX 76544

Mailing address

2600 Oakhaven Dr
Austin, TX 78704-3830
Phone (469) 556-5024

Other practice location 1

701 E Fm 1626 Ste 301
Austin, TX 78748-6035
Phone (855) 876-7246

Other practice location 2

4100 DuVal Rd Ste 200
Austin, TX 78759-3550
Phone (855) 876-7246

Other identifiers 12

IdentifierTypeStateIssuer
660463OtherTXRN LICENSE
165732205MedicaidTX
8333UDOtherTXBCBS TX
P00956822OtherTXRR MEDICARE
165732210MedicaidTX
P01202402OtherTXRR MEDICARE
P00429638OtherMEDICARE RAILROAD
165732208MedicaidTX
165732206MedicaidTX
165732213MedicaidTX
8134UUOtherTXBCBS
87908UOtherBLUE CROSS

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040719000792 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 5597744987 Reassigns benefits to 8 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
Emergenchealth PLLCGroup PAC ID 1355606641, 1,037 clinicians
Austin Gastroenterology Anesthesia Associates PLLCGroup PAC ID 6305138603, 22 clinicians

Practice addresses (Care Compare)

11212 State Hwy 151
San Antonio, TX 78251-4498
Phone (210) 703-8801

4310 James Casey St
Suite 4B
Austin, TX 78745-1120
Phone (512) 532-8000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
660463TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Anesthesia Dynamics LLC Nurse Anesthetist, Certified Registered CurrentSince Mar 1, 2020 Accepting new patients
TC Anesthesia, LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2023 Accepting new patients
Austin Gastroenterology Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 28, 2018 Accepting new patients
Emergenchealth PLLC Nurse Anesthetist, Certified Registered CurrentSince Jun 1, 2022 Accepting new patients
Austin Anesthesiology Group PLLC CurrentSince Jul 11, 2024 Accepting new patients
Austin Anesthesiology Group, PLLC Nurse Anesthetist, Certified Registered CurrentSince Jul 11, 2024 Accepting new patients
Westlake Anesthesia Group PA CurrentSince Apr 1, 2012 Accepting new patients
Total Medical Management Solutions, LLC CurrentSince Jul 8, 2019 Accepting new patients
Westlake Anesthesia Group PA Nurse Anesthetist, Certified Registered CurrentSince Apr 1, 2012 Accepting new patients
Youngs Professional Services LLC Nurse Anesthetist, Certified Registered CurrentSince Apr 5, 2012 Accepting new patients
Harlingen Anesthesia Associates Nurse Anesthetist, Certified Registered PastSince Feb 1, 2003 Accepting new patients
Harlingen Anesthesia Associates Past Accepting new patients
Alliance Hospital, LTD Past Accepting new patients
Water Leaf Surgery Center, LTD Past Accepting new patients
Health Texas Provider Network, Crna Past Accepting new patients
Presbyterian Hospital of Dallas Nurse Anesthetist, Certified Registered Past Accepting new patients
Northstar Anesthesia, PA Nurse Anesthetist, Certified Registered Past Accepting new patients

Locations

3801 N Lamar Blvd
Austin, TX 78756
Phone (512) 407-7000

4310 James Casey St
Ste 4B
Austin, TX 78745
Phone (512) 407-8444

8015 Shoal Creek Blvd
Austin, TX 78757
Phone (512) 971-1519

8015 Shoal Creek Blvd
Ste 300
Austin, TX 78757
Phone (512) 371-1519

919 E 32nd St
Austin, TX 78705
Phone (512) 343-2466

9312 Brodie Ln
Austin, TX 78748
Phone (512) 904-9240

3944 Ranch Road 620 S
Ste 103
Bee Cave, TX 78738
Phone (512) 371-1519

1907 Cypress Creek Rd
Ste 108
Cedar Park, TX 78613
Phone (512) 294-2565

7101 Williams Dr
Corpus Christi, TX 78412
Phone (361) 561-0144

3030 S Gessner Rd
Ste 150
Houston, TX 77063
Phone (713) 587-0909

6620 Main St
Houston, TX 77030
Phone (713) 520-8432

130 Hays St
Luling, TX 78648
Phone (830) 875-7000

204 Gateway N
Ste B
Marble Falls, TX 78654
Phone (830) 798-1821

11212 State Highway 151
San Antonio, TX 78251
Phone (210) 281-5066

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

8550 Datapoint Dr
Ste 100
San Antonio, TX 78229
Phone (210) 615-7232

1305 Wonder World Dr
Ste 105
San Marcos, TX 78666
Phone (512) 353-8161

1101 S Capital of Texas Hwy
West Lake Hills, TX 78746
Phone (512) 617-6746

5656 Bee Caves Rd
West Lake Hills, TX 78746
Phone (512) 314-3800

Organizations & group practices 17

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.

View all 17

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": "1152748800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773878400000",
    "number": "1114942695",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2600 OAKHAVEN DR",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787043830",
            "telephone_number": "469-556-5024"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "590 MEDICAL CENTER ROAD",
            "city": "FT CAVAZOS",
            "state": "TX",
            "postal_code": "76544",
            "telephone_number": "254-288-8197"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "701 E Fm 1626 Ste 301",
            "address_purpose": "LOCATION",
            "city": "Austin",
            "state": "TX",
            "postal_code": "787486035",
            "country_code": "US",
            "telephone_number": "855-876-7246",
            "fax_number": "855-277-5070",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4100 DuVal Rd Ste 200",
            "address_purpose": "LOCATION",
            "city": "Austin",
            "state": "TX",
            "postal_code": "787593550",
            "country_code": "US",
            "telephone_number": "855-876-7246",
            "fax_number": "855-277-5070",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MACKEY",
        "first_name": "MARK",
        "middle_name": "FIELD",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-13",
        "last_updated": "2026-03-19",
        "certification_date": "2026-03-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "660463",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RN LICENSE",
            "identifier": "660463",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "165732205",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS TX",
            "identifier": "8333UD",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00956822",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "165732210",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P01202402",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "P00429638",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "165732208",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "165732206",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "165732213",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "8134UU",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS",
            "identifier": "87908U",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Cavazos, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 19, 2026; 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.