Individual provider Active NPI

Evelyn Yeong-Ching Chou, DO

  • Family Medicine Physician
  • Tyler, TX
National Provider Identifier
1386265106
Registry record updated Jul 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
T6859 Issued in TX
Practice address
520 E Douglas Blvd
Tyler, TX 75702-8307
Phone
(903) 606-1721
NPI assigned
May 4, 2020
Last updated
Jul 22, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X T6859 TX Primary
Hospice and Palliative Medicine (Family Medicine) Physician 207QH0002X 81135-21 WI

Addresses

Primary practice location

520 E Douglas Blvd
Tyler, TX 75702-8307

Mailing address

520 E Douglas Blvd
Tyler, TX 75702
Phone (903) 606-8785

Other practice location 1

800 E Dawson St
Tyler, TX 75701-2036
Phone (903) 593-8441

Other practice location 2

700 S Fleishel Ave
Tyler, TX 75701-2014
Phone (903) 606-5600

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20240710005290 TX Practitioner - Family PracticePractitioner - Hospice/Palliative Care 5799116398 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family PracticeAlso: Hospice/Palliative Care
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Texas Palliative CareGroup PAC ID 2062691223, 10 clinicians
Christus Trinity Clinic TexasGroup PAC ID 3072426741, 1,540 clinicians

Practice addresses (Care Compare)

4111 University Blvd
Tyler, TX 75701-6623
Phone (903) 566-9872

520 Douglas Blvd
Tyler, TX 75702-8307
Phone (903) 593-1721

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
T6859TXMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Texas Palliative Care Hospice and Palliative Medicine CurrentSince Nov 1, 2024 Accepting new patients
Christus Trinity Clinic Texas Family Medicine CurrentSince Aug 19, 2024 Accepting new patients
Christus Trinity Clinic Texas CurrentSince Aug 19, 2024 Accepting new patients

Locations

4111 University Blvd
Tyler, TX 75701
Phone (903) 266-3400

520 Douglas Blvd
Tyler, TX 75702
Phone (903) 510-1175

630 S Fleishel Ave
Tyler, TX 75701
Phone (903) 510-8888

700 S Fleishel Ave
Tyler, TX 75701
Phone (903) 509-4100

800 E Dawson St
Tyler, TX 75701
Phone (903) 531-5018

Interoperability endpoints

  • Direct secure messaging: echou355073@ahs.direct-ci.com
  • Direct secure messaging: echou390764@christushealth.direct-ci.net

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1588550400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753142400000",
    "number": "1386265106",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "520 E DOUGLAS BLVD",
            "city": "TYLER",
            "state": "TX",
            "postal_code": "75702",
            "telephone_number": "903-606-8785"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "520 E DOUGLAS BLVD",
            "city": "TYLER",
            "state": "TX",
            "postal_code": "757028307",
            "telephone_number": "903-606-1721"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "800 E Dawson St",
            "address_purpose": "LOCATION",
            "city": "Tyler",
            "state": "TX",
            "postal_code": "757012036",
            "country_code": "US",
            "telephone_number": "903-593-8441",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "700 S Fleishel Ave",
            "address_purpose": "LOCATION",
            "city": "Tyler",
            "state": "TX",
            "postal_code": "757012014",
            "country_code": "US",
            "telephone_number": "903-606-5600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHOU",
        "first_name": "EVELYN",
        "middle_name": "YEONG-CHING",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-05-04",
        "last_updated": "2025-07-22",
        "certification_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "T6859",
            "primary": true
        },
        {
            "code": "207QH0002X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Hospice and Palliative Medicine",
            "state": "WI",
            "license": "81135-21",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Tyler, TX

Sources for this page

Verify at the official NPI Registry.