Active NPI
Tanner Gauer, MD
- Surgery Physician
- Springfield, IL
National Provider Identifier
1568388536
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgery Physician
- License
- 125.087451
- Practice address
- 701 N 1St St Ste D308
Springfield, IL 62702-3757 - Phone
- (217) 545-8000
- NPI assigned
- Jun 25, 2026
- Last updated
- Jun 25, 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 |
|---|---|---|---|---|
| Surgery Physician | 208600000X | 125.087451 | IL | Primary |
Addresses
Primary practice location
701 N 1St St Ste D308
Springfield, IL 62702-3757
Mailing address
PO Box 19638
Springfield, IL 62794-9638
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 125.087451 | IL | MD | Surgery Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1782345600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782345600000",
"number": "1568388536",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 19638",
"city": "SPRINGFIELD",
"state": "IL",
"postal_code": "627949638"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "701 N 1ST ST STE D308",
"city": "SPRINGFIELD",
"state": "IL",
"postal_code": "627023757",
"telephone_number": "217-545-8000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GAUER",
"first_name": "TANNER",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2026-06-25",
"last_updated": "2026-06-25",
"certification_date": "2026-06-25",
"status": "A"
},
"taxonomies": [
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "IL",
"license": "125.087451",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Springfield, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 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.