Active NPI
Lambert Duong, O.D.
- Optometrist
- Katy, TX
National Provider Identifier
1194151969
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Optometrist
- License
- 8251T
- Practice address
- 20220 Katy Fwy Ste D
Katy, TX 77449-7732 - Phone
- (281) 492-6262
- NPI assigned
- Sep 24, 2013
- Last updated
- Feb 17, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Optometrist | 152W00000X | 8251T | TX | Primary |
Addresses
Primary practice location
20220 Katy Fwy Ste D
Katy, TX 77449-7732
Mailing address
20220 Katy Fwy Ste D
Katy, TX 77449-7732
Phone (281) 492-6262
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: No
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 8251T | TX | MD | Optometrist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Liaqat a. Khalfe O.D., P.C | Optometrist | Current | Accepting new patients |
| Sebec Corporation | Optometrist | Current | Accepting new patients |
Locations
3418 Highway 6 S
Ste E
Houston, TX 77082
Phone (281) 589-2955
20220 Katy Fwy
Ste D
Katy, TX 77449
Phone (281) 492-6262
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1379980800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771286400000",
"number": "1194151969",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "20220 KATY FWY STE D",
"city": "KATY",
"state": "TX",
"postal_code": "774497732",
"telephone_number": "281-492-6262",
"fax_number": "281-492-6390"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20220 KATY FWY STE D",
"city": "KATY",
"state": "TX",
"postal_code": "774497732",
"telephone_number": "281-492-6262"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DUONG",
"first_name": "LAMBERT",
"name_prefix": "Dr.",
"credential": "O.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2013-09-24",
"last_updated": "2026-02-17",
"certification_date": "2026-02-17",
"status": "A"
},
"taxonomies": [
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "TX",
"license": "8251T",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Katy, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 17, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.