Active NPI
Sylvia S. McKnight, MD
- General Practice Physician
- Houston, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Physician
- License
- S4819
- Practice address
- 12885 Gulf Fwy
Houston, TX 77034-4807 - Phone
- (281) 922-9500
- Fax
- (281) 922-9501
- NPI assigned
- Mar 21, 2007
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| General Practice Physician | 208D00000X | S4819 | TX | Primary |
| Occupational Medicine Physician | 2083X0100X | 01050073 | IN | |
| Preventive Medicine/Occupational Environmental Medicine Physician | 2083P0500X | S4819 | TX |
Addresses
Primary practice location
12885 Gulf Fwy
Houston, TX 77034-4807
Mailing address
13102 Cambridge Shores CT
Pearland, TX 77584-6708
Phone (708) 941-7018
Other names 1
- Sylvia S. Elliott
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
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Preventive Medicine
- Education
- Ohio State University College of Medicine, 1993
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
12345 Katy Fwy
Houston, TX 77079-1503
Phone (281) 679-5600
12885 Gulf Fwy
Houston, TX 77034-4807
Phone (281) 922-9500
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| S4819 | TX | MD | Preventive Medicine/Occupational Environmental Medicine Physician |
| 01050073 | IN | MD | Occupational Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| American Current Care, P.a. | Current | Accepting new patients |
Locations
5080 Spectrum Dr
Ste 1200W
Addison, TX 75001
3817 Stagg Dr
Beaumont, TX 77701
Phone (409) 813-1920
4025 Spid Dr
Corpus Christi, TX 78411
Phone (361) 852-8255
12885 Gulf Fwy
Houston, TX 77034
Phone (281) 922-9500
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.
-
- Health Service Clinic/Center
- Addison, TX
- NPI 1275651002
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1174435200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773014400000",
"number": "1295850675",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "13102 CAMBRIDGE SHORES CT",
"city": "PEARLAND",
"state": "TX",
"postal_code": "775846708",
"telephone_number": "708-941-7018"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "12885 GULF FWY",
"city": "HOUSTON",
"state": "TX",
"postal_code": "770344807",
"telephone_number": "281-922-9500",
"fax_number": "281-922-9501"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCKNIGHT",
"first_name": "SYLVIA",
"middle_name": "S.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-03-21",
"last_updated": "2026-03-09",
"certification_date": "2026-03-09",
"status": "A"
},
"taxonomies": [
{
"code": "208D00000X",
"taxonomy_group": "",
"desc": "General Practice",
"state": "TX",
"license": "S4819",
"primary": true
},
{
"code": "2083X0100X",
"taxonomy_group": "",
"desc": "Preventive Medicine, Occupational Medicine",
"state": "IN",
"license": "01050073",
"primary": false
},
{
"code": "2083P0500X",
"taxonomy_group": "",
"desc": "Preventive Medicine, Preventive Medicine/Occupational Environmental Medicine",
"state": "TX",
"license": "S4819",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "SYLVIA",
"last_name": "ELLIOTT",
"middle_name": "S.",
"credential": "MD",
"code": "5",
"type": "Other Name"
}
]
}
Other providers in Houston, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 9, 2026; 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.