Active NPI
Amy Lynn Sergeant, DDS
- Dentist
- Madison, WI
National Provider Identifier
1427057355
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dentist
- License
- 5529
- Practice address
- 1001 N Sherman Ave
Madison, WI 53704-4232 - Phone
- (608) 240-1001
- Fax
- (608) 240-1551
- NPI assigned
- Jul 21, 2005
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Dentist | 122300000X | 5529 | WI | Primary |
Addresses
Primary practice location
1001 N Sherman Ave
Madison, WI 53704-4232
Mailing address
1001 N Sherman Ave
Madison, WI 53704-4232
Phone (608) 240-1001
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20150713002366 | WI | Order and Referring Only - Dentist | 9931412459 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 5529 | WI | MD | Occupational Therapy Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1121904000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1427057355",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1001 N SHERMAN AVE",
"city": "MADISON",
"state": "WI",
"postal_code": "537044232",
"telephone_number": "608-240-1001",
"fax_number": "608-240-1551"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1001 N SHERMAN AVE",
"city": "MADISON",
"state": "WI",
"postal_code": "537044232",
"telephone_number": "608-240-1001",
"fax_number": "608-240-1551"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SERGEANT",
"first_name": "AMY",
"middle_name": "LYNN",
"name_prefix": "Dr.",
"credential": "DDS",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2005-07-21",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "WI",
"license": "5529",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Madison, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.