Active NPI
Kelsie R Sommerfeld, OD
- Optometrist
- Eau Claire, WI
National Provider Identifier
1104435007
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Optometrist
- License
- 3634-35
- Practice address
- 2116 Craig Rd
Eau Claire, WI 54701-6149 - Phone
- (715) 858-4500
- Fax
- (715) 858-4509
- NPI assigned
- Jul 27, 2020
- 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 |
|---|---|---|---|---|
| Optometrist | 152W00000X | 3634-35 | WI | Primary |
Addresses
Primary practice location
2116 Craig Rd
Eau Claire, WI 54701-6149
Mailing address
2116 Craig Rd
Eau Claire, WI 54701-6149
Phone (715) 858-4500
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | him@marshfieldclinichealthsystem.cernerdirect.com | Health Information Exchange (HIE) |
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 |
|---|---|---|---|---|
| I20210812003036 | WI | Practitioner - Optometry | 2062816036 | Reassigns benefits to 9 organizations |
Care Compare profile
Medicare Care Compare- Specialty
- Optometry
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
- MCHS Hospitals Inc
Practice addresses (Care Compare)
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (715) 387-5511
2310 Craig Rd
Eau Claire, WI 54701-6128
Phone (715) 858-8100
Hospital & facility affiliations
- Marshfield Medical Center - Eau Claire
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 3634-35 | WI | MD | Optometrist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
| Mayo Clinic Health System-Northwest Wisconsin Region, Inc. | Past | Accepting new patients | |
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
| Shoptikal LLC | Optometrist | Past | Accepting new patients |
Interoperability endpoints
- ksommerfeld1453761@ehrdirect.mayoclinicmsg.org
Organizations & group practices 15
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.
-
- Critical Access Hospital
- Barron, WI
- NPI 1740239557
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1595808000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778716800000",
"number": "1104435007",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2116 CRAIG RD",
"city": "EAU CLAIRE",
"state": "WI",
"postal_code": "547016149",
"telephone_number": "715-858-4500",
"fax_number": "715-858-4509"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2116 CRAIG RD",
"city": "EAU CLAIRE",
"state": "WI",
"postal_code": "547016149",
"telephone_number": "715-858-4500",
"fax_number": "715-858-4509"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SOMMERFELD",
"first_name": "KELSIE",
"middle_name": "R",
"credential": "OD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-07-27",
"last_updated": "2026-05-14",
"certification_date": "2026-05-14",
"status": "A"
},
"taxonomies": [
{
"code": "152W00000X",
"taxonomy_group": "",
"desc": "Optometrist",
"state": "WI",
"license": "3634-35",
"primary": true
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "him@marshfieldclinichealthsystem.cernerdirect.com",
"affiliation": "N",
"use": "HIE",
"useDescription": "Health Information Exchange (HIE)",
"address_1": "2116 Craig Rd",
"city": "Eau Claire",
"state": "WI",
"country_code": "US",
"postal_code": "547016149",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in Eau Claire, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 14, 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.
- 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.