Individual provider Active NPI

Christina Waiyin Koo, DO

  • Rheumatology Physician
  • Fort Worth, TX
National Provider Identifier
1962081554
Registry record updated Jun 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
License
W6682 Issued in TX
Practice address
1500 S Main St
Fort Worth, TX 76104-4917
Phone
(817) 702-1100
NPI assigned
Apr 2, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 22, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X OS20171 FL
Rheumatology Physician 207RR0500X W6682 TX Primary
Rheumatology Physician 207RR0500X OS20171 FL

Addresses

Primary practice location

1500 S Main St
Fort Worth, TX 76104-4917

Mailing address

PO Box 732973
Dallas, TX 75373-2973
Phone (817) 702-3100

Other practice location 1

13644 Walsingham Rd
Largo, FL 33774-3532
Phone (727) 595-2514 ext. 252

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
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 1

Enrollment IDStateProvider typePAC IDDetails
I20240718002589 FL Order and Referring Only - RheumatologyPractitioner - Rheumatology 7810433570

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2021
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

200 W Magnolia Ave
Fort Worth, TX 76104-7657

Hospital & facility affiliations

  • Morton Plant Hospital Hospital, Clearwater, FL, CCN 100127

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
OS20171FLMDRheumatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Acclaim Physician Group, Inc Internal Medicine Past Accepting new patients

Organizations & group practices 1

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": "1617321600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782086400000",
    "number": "1962081554",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 732973",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "753732973",
            "telephone_number": "817-702-3100",
            "fax_number": "817-707-2140"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 S MAIN ST",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761044917",
            "telephone_number": "817-702-1100"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "13644 Walsingham Rd",
            "address_purpose": "LOCATION",
            "city": "Largo",
            "state": "FL",
            "postal_code": "337743532",
            "country_code": "US",
            "telephone_number": "727-595-2514 x252",
            "fax_number": "727-479-0484",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOO",
        "first_name": "CHRISTINA",
        "middle_name": "WAIYIN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-04-02",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "FL",
            "license": "OS20171",
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "TX",
            "license": "W6682",
            "primary": true
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "FL",
            "license": "OS20171",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Worth, TX

Sources for this page

Verify at the official NPI Registry.