Individual provider Active NPI

Katherine Anne Marx, CRNA

  • Certified Registered Nurse Anesthetist
  • Fort Worth, TX
National Provider Identifier
1417933300
Registry record updated Nov 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
590008 Issued in TX
Practice address
1301 Pennsylvania Ave
Fort Worth, TX 76104-2122
Phone
(817) 882-3680
Fax
(817) 878-5135
NPI assigned
Dec 21, 2005
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 17, 2025

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 590008 TX Primary
Certified Registered Nurse Anesthetist 367500000X APRN11030099 FL

Addresses

Primary practice location

1301 Pennsylvania Ave
Fort Worth, TX 76104-2122

Mailing address

13601 Preston Rd
Suite 900W
Dallas, TX 75240-4911
Phone (972) 233-1999

Other identifiers 1

IdentifierTypeStateIssuer
159364202MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, CT, FL3 enrollments

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20080917000831 MA Practitioner - Certified Registered Nurse Anesthetist (Crna) 9537196357 Reassigns benefits to 2 organizations
I20201016001184 CT Practitioner - Certified Registered Nurse Anesthetist (Crna) 9537196357 Reassigns benefits to 2 organizations
I20240417004309 FL Practitioner - Certified Registered Nurse Anesthetist (Crna) 9537196357 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Florida Hospital Physician Group IncGroup PAC ID 2365679057, 953 clinicians
Integrated Anesthesia Associates LLCGroup PAC ID 1759281165, 402 clinicians

Practice addresses (Care Compare)

13901 Bruce B Downs Blvd
Tampa, FL 33613-3905
Phone (813) 615-7260

2500 Harbor Blvd
Port Charlotte, FL 33952-5000
Phone (941) 766-4903

80 Semour St
Hartford, CT 06106-3315
Phone (860) 972-2117

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
APRN11030099FLMDCertified Registered Nurse Anesthetist
590008TXMDCertified Registered Nurse Anesthetist
279969MAMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
Integrated Anesthesia Associates LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2020 Accepting new patients
Berkshire Medical Center, Inc CurrentSince Dec 18, 2023 Accepting new patients
Berkshire Medical Center Inc. CurrentSince Dec 18, 2023 Accepting new patients
Pioneer Sedation PLLC Nurse Anesthetist, Certified Registered CurrentSince May 14, 2024 Accepting new patients
US Anesthesia Partners of Florida Inc. Nurse Anesthetist, Certified Registered CurrentSince Oct 31, 2024 Accepting new patients
Anesthesia Services Plus Inc. Nurse Anesthetist, Certified Registered CurrentSince Mar 4, 2024 Accepting new patients
Florida Hospital Physician Group Inc CurrentSince Nov 24, 2025 Accepting new patients
Charter Anesthesiology LLC CurrentSince Nov 1, 2023 Accepting new patients
Sundance Anesthesia PA Past Accepting new patients
Apex Anesthesia Consultants, PLLC Past Accepting new patients
Umass Memorial Medical Group Inc Past Accepting new patients
Northstar Anesthesia, PA Nurse Anesthetist, Certified Registered Past Accepting new patients

Locations

41 Brewster Rd
Bristol, CT 06010
Phone (800) 585-3000

80 Seymour St
Hartford, CT 06106
Phone (860) 545-2249

2 Corporate Dr
Ste 955
Shelton, CT 06484
Phone (203) 929-7375

2 Trap Falls Rd
Ste 414
Shelton, CT 06484
Phone (860) 282-4128

245 Alvord Park Rd
Bldg B
Torrington, CT 06790
Phone (860) 482-4866

2521 Del Prado Blvd N
Cape Coral, FL 33909
Phone (239) 242-1357

3650 NW 82nd Ave
Ste 101
Doral, FL 33166
Phone (305) 341-7280

6241 Arc Way
Ste B
Fort Myers, FL 33966
Phone (239) 278-9955

2776 Cleveland Ave
Fort Myers, FL 33901
Phone (239) 343-2000

601 E Rollins St
Orlando, FL 32803
Phone (407) 303-1996

13901 Bruce B Downs Blvd
Tampa, FL 33613
Phone (813) 615-7260

1000 Waterman Way
Tavares, FL 32778
Phone (352) 253-3333

2700 Healing Way
Ste 310
Wesley Chapel, FL 33543
Phone (813) 779-1209

725 North St
Pittsfield, MA 01201
Phone (413) 447-2839

3550 Main St
Ste 103
Springfield, MA 01107
Phone (413) 788-9700

Organizations & group practices 12

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.

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": "1135123200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1417933300",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "13601 PRESTON RD",
            "address_2": "SUITE 900W",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752404911",
            "telephone_number": "972-233-1999",
            "fax_number": "972-386-4292"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1301 PENNSYLVANIA AVE",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761042122",
            "telephone_number": "817-882-3680",
            "fax_number": "817-878-5135"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARX",
        "first_name": "KATHERINE",
        "middle_name": "ANNE",
        "name_prefix": "Mrs.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-12-21",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "590008",
            "primary": true
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "FL",
            "license": "APRN11030099",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "159364202",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Worth, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 17, 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.