Active NPI
South Texas Physician Group, PLLC
- Internal Medicine Physician
- Fredericksburg, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- Legal business name
- SOUTH TEXAS PHYSICIAN GROUP, PLLC
- Practice address
- 205 W Windcrest St Ste 130
Fredericksburg, TX 78624-4478 - Phone
- (615) 373-7600
- NPI assigned
- Jan 17, 2023
- Last updated
- Nov 21, 2025
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Nicholas Wadlington
- Title
- Group Vice President
- Phone
- (615) 372-7332
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | Primary |
Addresses
Primary practice location
205 W Windcrest St Ste 130
Fredericksburg, TX 78624-4478
Mailing address
2000 Health Park Dr
Brentwood, TN 37027-4692
Phone (615) 373-7406
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
Enrollment records 1
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 45D0874501 | South Texas Physician Group - Perry Feller BLDG | Certificate of waiver | May 26, 2028 |
| 45D2102533 | South Texas Physician Group - Immediate Care | Certificate of waiver | Sep 23, 2027 |
National Provider Directory
National Provider DirectoryMember of 1
Organizations this organization is a member of, according to the National Provider Directory.
-
dba Methodist Hospital Hill Country
- General Acute Care Hospital
- Fredericksburg, TX
- NPI 1376256354
Member Of
Locations
1006 S State Highway 16
Fredericksburg, TX 78624
Phone (830) 997-1357
210 W Windcrest Dr
Fredericksburg, TX 78624
Phone (830) 637-7885
402 W Windcrest Dr
Fredericksburg, TX 78624
403 Treeline Park
Ste 202
San Antonio, TX 78209
Phone (210) 294-8000
Practitioners & affiliated clinicians
Practitioners 23
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.
-
- Rheumatology Physician
- Fredericksburg, TX
- NPI 1841270204
-
- Vascular Surgery Physician
- Fredericksburg, TX
- NPI 1013950567
-
- Family Medicine Physician
- Kerrville, TX
- NPI 1659340982
-
- Orthopaedic Foot and Ankle Surgery Physician
- Fredericksburg, TX
- NPI 1982022802
Multi-Specialty
-
- Nurse Practitioner
- Fredericksburg, TX
- NPI 1053859819
-
- Family Nurse Practitioner
- Fredericksburg, TX
- NPI 1033366109
-
- Gastroenterology Physician
- Fredericksburg, TX
- NPI 1164492443
-
- Family Medicine Physician
- Boerne, TX
- NPI 1912162033
-
- Surgery Physician
- Fredericksburg, TX
- NPI 1902860703
-
- Interventional Pain Medicine Physician
- Fredericksburg, TX
- NPI 1407876014
-
- Nurse Practitioner
- Fredericksburg, TX
- NPI 1063855757
-
- Physician Assistant
- Fredericksburg, TX
- NPI 1730631276
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1673913600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1763683200000",
"number": "1952016685",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2000 HEALTH PARK DR",
"city": "BRENTWOOD",
"state": "TN",
"postal_code": "370274692",
"telephone_number": "615-373-7406"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "205 W WINDCREST ST STE 130",
"city": "FREDERICKSBURG",
"state": "TX",
"postal_code": "786244478",
"telephone_number": "615-373-7600"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "SOUTH TEXAS PHYSICIAN GROUP, PLLC",
"organizational_subpart": "NO",
"enumeration_date": "2023-01-17",
"last_updated": "2025-11-21",
"certification_date": "2025-11-21",
"status": "A",
"authorized_official_last_name": "WADLINGTON",
"authorized_official_first_name": "NICHOLAS",
"authorized_official_title_or_position": "GROUP VICE PRESIDENT",
"authorized_official_telephone_number": "615-372-7332"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Fredericksburg, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- 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.