Active NPI
Ryan Lawrence Siller, MD
- Orthopaedic Surgery Physician
- Texas City, TX
National Provider Identifier
1881186690
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- U4933
- Practice address
- 6501 Memorial Dr
Texas City, TX 77591-4015 - Phone
- (409) 938-8161
- Fax
- (409) 938-0837
- NPI assigned
- Jun 6, 2018
- 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 |
|---|---|---|---|---|
| Orthopaedic Surgery Physician | 207X00000X | U4933 | TX | Primary |
Addresses
Primary practice location
6501 Memorial Dr
Texas City, TX 77591-4015
Mailing address
6501 Memorial Dr
Texas City, TX 77591-4015
Phone (409) 938-8161
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
- Orthopedic Surgery
- Education
- Baylor College of Medicine, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
6501 Memorial Dr
Texas City, TX 77591-4015
Phone (409) 938-8161
Hospital & facility affiliations
- Memorial Hermann Houston Physicians Hospital
- HCA Houston Healthcare Clear Lake
- Memorial Hermann Hospital System
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Hip replacement | 21 |
| Knee replacement | 44 |
| Lower limb (leg) arthroscopy (minimally invasive joint repair) | 1-10 |
| Upper limb (arm) arthroscopy (minimally invasive joint repair) | 43 |
| Removal of tissue | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Orthopedic Clinic of Galveston County Associates | Orthopaedic Surgery | Current | Accepting new patients |
Locations
6501 Memorial Dr
Texas City, TX 77591
Phone (409) 935-1393
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.
-
- Orthopaedic Surgery Physician
- Texas City, TX
- NPI 1326049370
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Webster, TX
- NPI 1063466035
-
- General Acute Care Hospital
- Houston, TX
- NPI 1730132234
-
- General Acute Care Hospital
- Webster, TX
- NPI 1285699835
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1528243200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761782400000",
"number": "1881186690",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6501 MEMORIAL DR",
"city": "TEXAS CITY",
"state": "TX",
"postal_code": "775914015",
"telephone_number": "409-938-8161",
"fax_number": "409-938-0837"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6501 MEMORIAL DR",
"city": "TEXAS CITY",
"state": "TX",
"postal_code": "775914015",
"telephone_number": "409-938-8161",
"fax_number": "409-938-0837"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SILLER",
"first_name": "RYAN",
"middle_name": "LAWRENCE",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2018-06-06",
"last_updated": "2025-10-30",
"certification_date": "2025-10-30",
"status": "A"
},
"taxonomies": [
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "TX",
"license": "U4933",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Texas City, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 30, 2025; 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.