Yao Jen Chang, M.D.

Primary specialty

Urology PhysicianTaxonomy code 208800000X

License

S7187 Issued in TX

Practice address

1300 W Terrell Ave Ste 400
Fort Worth, TX 76104-2829

Phone

(817) 250-7247

NPI assigned

Nov 1, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Other names 1

• Yao Jen Chang Former name

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in TX

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

Specialty

Urology

Education

Saint Louis University School of Medicine, 1998

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Christus Trinity Clinic TexasGroup PAC ID 3072426741, 1,540 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Christus Mother Frances Hospital Hospital, Tyler, TX, CCN 450102

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: yao.jen.chang.1@9148.direct.athenahealth.com
• Direct secure messaging: ychang336425@christushealth.direct-ci.net

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.

• Christus Trinity Clinic Texas

  • Family Medicine Physician
  • Tyler, TX
  • NPI 1285684225
  Medicare reassignment Care Compare group NPD
• Texas Health Physicians Group

  • Internal Medicine Physician
  • Fort Worth, TX
  • NPI 1174573596
  Medicare reassignment NPD
• Christus Trinity Clinic Texas

  • Rural Health Clinic/Center
  • Winnsboro, TX
  • NPI 1801673165
  NPD
• Regional Employee Assistance Program Inc

  • Cardiovascular Disease Physician
  • Abilene, TX
  • NPI 1073575585

  Urology

  NPD
• Regional Employee Assistance Program Inc

  • Internal Medicine Physician
  • Victoria, TX
  • NPI 1215999511
  NPD
• Regional Employee Assistance Program Inc

  • Family Medicine Physician
  • Corsicana, TX
  • NPI 1649232984
  NPD
• Texas Health Physicians Group

  • Sleep Disorder Diagnostic Clinic/Center
  • Fort Worth, TX
  • NPI 1114395969
  NPD
• Texas Health Physicians Group

  • Sleep Disorder Diagnostic Clinic/Center
  • Dallas, TX
  • NPI 1174992051
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Mother Frances Hospital Regional Health Care Center

  • General Acute Care Hospital
  • Tyler, TX
  • NPI 1679578439
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1162339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759708800000",
    "number": "1992883805",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1300 W TERRELL AVE STE 400",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761042829"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1300 W TERRELL AVE STE 400",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761042829",
            "telephone_number": "817-250-7247"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "130 Fisher Rd Unit 1",
            "address_purpose": "LOCATION",
            "city": "Berlin",
            "state": "VT",
            "postal_code": "056028132",
            "country_code": "US",
            "telephone_number": "802-371-4820",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "910 E Houston St Ste 600",
            "address_purpose": "LOCATION",
            "city": "Tyler",
            "state": "TX",
            "postal_code": "757028304",
            "country_code": "US",
            "telephone_number": "903-526-2644",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHANG",
        "first_name": "YAO JEN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-01",
        "last_updated": "2025-10-06",
        "certification_date": "2025-10-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "TX",
            "license": "S7187",
            "primary": true
        },
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "VT",
            "license": "042-0016188-COMP",
            "primary": false
        },
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "CA",
            "license": "A85089",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A850890",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ychang161884@direct.texas.org",
            "affiliation": "N",
            "endpointDescription": "Health Information Exchange (HIE)",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "1300 W Terrell Ave Ste 400",
            "city": "Fort Worth",
            "state": "TX",
            "country_code": "US",
            "postal_code": "761042829",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "YAO JEN",
            "last_name": "CHANG",
            "credential": "M.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Mark Chaney, LPC
• Dongkun J Chang, M.D.
• Hannah Chang
• Richard Ray Chang, MD
• Wesley E Chang, MD
• Channing Enterprise Inc
• Alexander B Chao, MD
• Venus Marie Chapa-Sanchez, DC
• Evalis Raquel Chapa, CCC/SLP
• Jayme Lauren Chapados, PA-C

• Urology Physician in Fort Worth, TX
• Providers in Fort Worth, TX by specialty
• Urology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 6, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.