Individual provider Active NPI

Katherine Dowell, DO

  • Geriatric Medicine (Internal Medicine) Physician
  • Fort Worth, TX
National Provider Identifier
1124684550
Registry record updated Mar 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
W4090 Issued in TX
Practice address
855 Montgomery St
Fort Worth, TX 76107-2553
Phone
(817) 735-2200
Fax
(817) 735-5441
NPI assigned
May 10, 2019
Reactivated
Jul 5, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 3, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X W4090 TX Primary
Internal Medicine Physician 207R00000X 010803 AZ
Student in an Organized Health Care Education/Training Program 390200000X BP10068794 TX

Addresses

Primary practice location

855 Montgomery St
Fort Worth, TX 76107-2553

Mailing address

PO Box 99335
Fort Worth, TX 76199-0335
Phone (817) 735-2200

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ, TX2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240426000819 AZ Practitioner - Internal Medicine 5799125571 Reassigns benefits to 1 organization
I20260310004859 TX Practitioner - Geriatric Medicine 5799125571 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of North Texas HSC, College of Osteopathic Med, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
TMC Medical NetworkGroup PAC ID 9638457013, 276 clinicians

Practice addresses (Care Compare)

7510 N Oracle Rd
Suite 100
Tucson, AZ 85704-4447
Phone (520) 324-4230

855 Montgomery St
Fort Worth, TX 76107-2553
Phone (817) 735-5418

Hospital & facility affiliations

  • Tucson Medical Center Hospital, Tucson, AZ, CCN 030006

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
W4090TXMDGeriatric Medicine (Internal Medicine) Physician
BP10068794TXMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
University of North Texas Health Science Center at Fort Worth Family Medicine CurrentSince Mar 3, 2026 Accepting new patients
University of North Texas Health Science Center at Fort Worth Internal Medicine CurrentSince Mar 3, 2026 Accepting new patients
TMC Medical Network CurrentSince Apr 1, 2024 Accepting new patients

Locations

2424 N Wyatt Dr
Ste 100
Tucson, AZ 85712
Phone (520) 324-2778

2380 N Ferguson Ave
Ste 104
Tucson, AZ 85712
Phone (520) 324-1010

7510 N Oracle Rd
Ste 100
Tucson, AZ 85704
Phone (520) 324-4230

855 Montgomery St
Fl 4
Fort Worth, TX 76107
Phone (817) 735-2400

855 Montgomery St
Ft Worth, TX 76107
Phone (817) 735-2334

Organizations & group practices 4

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 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": "1557446400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1124684550",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 99335",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761990335",
            "telephone_number": "817-735-2200",
            "fax_number": "817-735-5441"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "855 MONTGOMERY ST",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761072553",
            "telephone_number": "817-735-2200",
            "fax_number": "817-735-5441"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DOWELL",
        "first_name": "KATHERINE",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-05-10",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "deactivation_date": "2019-05-10",
        "reactivation_date": "2019-07-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "TX",
            "license": "W4090",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AZ",
            "license": "010803",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "TX",
            "license": "BP10068794",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Worth, TX

Sources for this page

Verify at the official NPI Registry.