Individual provider Active NPI

William C. Stewart, M.D.

  • Ophthalmology Physician
  • Houston, TX
National Provider Identifier
1497740161
Registry record updated Mar 22, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
L2015 Issued in TX
Practice address
1415 North Loop W Ste 400
Houston, TX 77008-1646
Phone
(713) 869-6400
NPI assigned
Sep 19, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 22, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X L2015 TX Primary

Addresses

Primary practice location

1415 North Loop W Ste 400
Houston, TX 77008-1646

Mailing address

2855 Gramercy St Ste 400
Houston, TX 77025-1697
Phone (713) 668-6828

Other identifiers 1

IdentifierTypeStateIssuer
152673301MedicaidTX

Other names 1

  • Dr. William C. Stewart Professional name

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address wcolbystewart@houstoneye.direct.eyemdemr.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TN, 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
I20090216000520 TN Practitioner - Ophthalmology 5092603522
I20100714000777 TX Practitioner - Ophthalmology 5092603522 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Hea Clinic PAGroup PAC ID 1254227440, 40 clinicians

Practice addresses (Care Compare)

10907 Memorial Hermann Dr
Suite 150
Pearland, TX 77584-4115
Phone (281) 582-9100

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery300

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
L2015TXMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hea Clinic, PA Ophthalmology CurrentSince Jun 1, 2002 Accepting new patients
Hea Clinic PA Ophthalmology CurrentSince Jun 1, 2002 Accepting new patients

Locations

1415 North Loop W
Ste 400
Houston, TX 77008
Phone (713) 869-6400

7155 Old Katy Rd
Ste N100
Houston, TX 77024

2855 Gramercy St
Houston, TX 77025
Phone (713) 668-1828

2855 Gramercy St
Ste 400
Houston, TX 77025

10907 Memorial Hermann Dr
Ste 150
Pearland, TX 77584
Phone (281) 582-9100

1111 Highway 6
Ste 120
Sugar Land, TX 77478
Phone (281) 565-2020

1447 Highway 6
Ste 110
Sugar Land, TX 77478
Phone (281) 565-2020

Interoperability endpoints

  • Direct secure messaging: wcolbystewart@houstoneye.direct.eyemdemr.com

Organizations & group practices 2

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": "1127088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1616371200000",
    "number": "1497740161",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2855 GRAMERCY ST STE 400",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770251697",
            "telephone_number": "713-668-6828"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1415 NORTH LOOP W STE 400",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770081646",
            "telephone_number": "713-869-6400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STEWART",
        "first_name": "WILLIAM",
        "middle_name": "C.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-09-19",
        "last_updated": "2021-03-22",
        "certification_date": "2021-03-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "TX",
            "license": "L2015",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "152673301",
            "state": "TX"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "wcolbystewart@houstoneye.direct.eyemdemr.com",
            "affiliation": "N",
            "endpointDescription": "direct message address",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1415 North Loop W Ste 400",
            "city": "Houston",
            "state": "TX",
            "country_code": "US",
            "postal_code": "770081646",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "WILLIAM",
            "last_name": "STEWART",
            "middle_name": "C.",
            "prefix": "DR.",
            "credential": "M.D.",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.