Individual provider Active NPI

Ashley Chou, M.D.

  • Internal Medicine Physician
  • Houston, TX
National Provider Identifier
1033409297
Registry record updated Aug 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
T1794 Issued in TX
Practice address
1201 Fannin St Ste 262
Houston, TX 77002-6943
Phone
(866) 849-0692
NPI assigned
Apr 8, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 27, 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 MD485244 PA
Internal Medicine Physician 207R00000X T1794 TX Primary
Internal Medicine Physician 207R00000X 036.137947 IL

Addresses

Primary practice location

1201 Fannin St Ste 262
Houston, TX 77002-6943

Mailing address

PO Box 211699
Eagan, MN 55121-3699
Phone (866) 849-0692

Other identifiers 1

IdentifierTypeStateIssuer
354163OtherILBOARD CERTIFICATION

Other names 1

  • Ashley Haddad Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, TX, PA3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20150831002841 IL Practitioner - Internal Medicine 9234376054 Reassigns benefits to 2 organizations
I20210719000026 TX Practitioner - Internal Medicine 9234376054 Reassigns benefits to 1 organization
I20241127000855 PA Practitioner - Internal Medicine 9234376054 Reassigns benefits to 1 organization

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036.137947ILMDInternal Medicine Physician
MD485244PAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Oak Street Health Physicians Group, PC Internal Medicine CurrentSince Jul 17, 2017 Accepting new patients
Oak Street Health Physicians Group of Arizona PLLC Internal Medicine CurrentSince Apr 1, 2023 Accepting new patients
Osh - PA Physicians Group, PC Internal Medicine CurrentSince Nov 15, 2024 Accepting new patients
Oak Street Health of Texas, PLLC Internal Medicine CurrentSince Jun 30, 2021 Accepting new patients
Osh-Il Physicians Group LLC Internal Medicine CurrentSince Mar 11, 2018 Accepting new patients
Codac Health Recovery and Wellness Past Accepting new patients
Sunset Community Health Center Inc Past Accepting new patients

Locations (25 of 31)

183 W Apache Trl
Ste B109
Apache Junction, AZ 85120
Phone (480) 618-0945

1036 N Arizona Ave
Chandler, AZ 85225
Phone (480) 618-0027

6052 N 59th Ave
Glendale, AZ 85301
Phone (480) 618-0176

2850 E Main St
Ste 106
Mesa, AZ 85213
Phone (480) 618-0019

3536 W Glendale Ave
Phoenix, AZ 85051
Phone (480) 618-0177

1940 W Indian School Rd
Ste 1
Phoenix, AZ 85015
Phone (602) 782-1880

5110 W McDowell Rd
Phoenix, AZ 85035
Phone (602) 671-7068

3833 E Thomas Rd
Ste A2
Phoenix, AZ 85018
Phone (602) 671-7066

745 E Guadalupe Rd
Tempe, AZ 85283
Phone (480) 618-0123

3820 N Oracle Rd
Tucson, AZ 85705
Phone (520) 200-6707

2720 S 6th Ave
Tucson, AZ 85713
Phone (520) 475-5418

7040 E Golf Links Rd
Tucson, AZ 85730
Phone (520) 200-6709

30 W Monroe St
Ste 1200
Chicago, IL 60603
Phone (773) 609-1758

4848 W Irving Park Rd
Chicago, IL 60641
Phone (773) 724-6200

3348 W 87th St
Chicago, IL 60652
Phone (773) 776-4471

1401 Western Ave
Chicago Heights, IL 60411
Phone (708) 292-7000

2420 State St
East Saint Louis, IL 62205
Phone (618) 318-8809

3621 Aramingo Ave
Philadelphia, PA 19134
Phone (312) 600-8484

3621 Aramingo Ave
Ste 5C
Philadelphia, PA 19134
Phone (215) 444-7472

951 N 6th St
Ste 221
Reading, PA 19601
Phone (484) 207-2000

2360 Gus Thomasson Rd
Dallas, TX 75228
Phone (314) 301-7071

4115 E Lancaster Ave
Fort Worth, TX 76103
Phone (817) 796-7370

1950 Ephriham Ave
Fort Worth, TX 76164
Phone (817) 813-7075

1244 Uvalde Rd
Houston, TX 77015
Phone (281) 616-3474

11251 Fondren Rd
Houston, TX 77096
Phone (281) 707-7362

Interoperability endpoints

  • Direct secure messaging: ashley.noriea@oakstreethealth.gwaydirect.com

Organizations & group practices 7

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.

NPI Registry JSON

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

{
    "created_epoch": "1302220800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787788800000",
    "number": "1033409297",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 211699",
            "city": "EAGAN",
            "state": "MN",
            "postal_code": "551213699",
            "telephone_number": "866-849-0692"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 FANNIN ST STE 262",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770026943",
            "telephone_number": "866-849-0692"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHOU",
        "first_name": "ASHLEY",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-04-08",
        "last_updated": "2026-08-27",
        "certification_date": "2026-08-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "MD485244",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "T1794",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036.137947",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BOARD CERTIFICATION",
            "identifier": "354163",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ASHLEY",
            "last_name": "HADDAD",
            "credential": "MD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.