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KELSIE R SOMMERFELD OD
NPI 1104435007
Optometrist in Eau Claire, WI

Active since July 27, 2020PECOS EnrolledAccepts Medicare Assignment
2116 CRAIG RD, EAU CLAIRE, WI 54701(715) 858-4500(715) 858-4509 Get Directions Write a Review

NPPES record last updated: May 14, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 14, 2026, Apr 23, 2026, Aug 2, 2021 and 1 more (4 updates tracked since 2020).

About Kelsie R Sommerfeld Od NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KELSIE R SOMMERFELD OD (NPI 1104435007) is an individual optometrist in Eau Claire, Wisconsin, licensed in Wisconsin (3634-35) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center - Eau Claire, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1104435007
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameKELSIE R SOMMERFELDCredential: OD
Location Address2116 CRAIG RDEau Claire, WI 54701-6149
Mailing Address2116 Craig RdEau Claire, WI 54701-6149 · (715) 858-4500 · Fax (715) 858-4509
Phone(715) 858-4500
Fax(715) 858-4509
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateJuly 27, 2020
Last NPPES UpdateMay 14, 20264 updates tracked since enumeration
NPPES CertifiedMay 14, 2026
✔ NPI 1104435007 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in WI · 3634-35
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
2116 CRAIG RD, Eau Claire, WI 54701
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Blue Cross and Blue Shield of Louisiana and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kelsie R Sommerfeld Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2062816036
PECOS Enrollment IDI20210812003036
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

6

Medicare enrollment records show Kelsie Sommerfeld reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mchs Hospitals Inc
0.1 mi
Clinic/Center
2310 CRAIG RD
Eau Claire, WI 54701
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1952890873 (Wisconsin)
  • 2,476 clinicians in this Medicare group
NPI 1316416035 (715) 858-8100
Lakeview Medical Center Inc Of Rice Lake
36 mi
Clinic/Center
806 2ND ST
Chetek, WI 54728
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,616 clinicians in this Medicare group
NPI 1659008605 (715) 924-2000
Memorial Hospital Inc
48 mi
Clinic/Center
N3708 RIVER AVE
Neillsville, WI 54456
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1346239373 (Wisconsin)
  • 1,440 clinicians in this Medicare group
NPI 1033701800 (715) 743-3101
Marshfield Clinic Inc
66 mi
Clinic/Center
1000 N OAK AVE
Marshfield, WI 54449
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,540 clinicians in this Medicare group
NPI 1952347981 (715) 387-5511
Flambeau Hospital Inc
94 mi
Clinic/Center
98 SHERRY AVE
Park Falls, WI 54552
  • Reassigned Medicare billing, Wisconsin enrollment
  • Also billed through NPI 1700963048 (Wisconsin)
  • 1,351 clinicians in this Medicare group
NPI 1194317966 (715) 762-2484
Beaver Dam Community Hosptials Inc
159 mi
Family Medicine
1580 W JAMES ST
Columbus, WI 53925
  • Reassigned Medicare billing, Wisconsin enrollment
  • Medicare enrollment name: Beaver Dam Community Hospitals Inc.
  • 1,447 clinicians in this Medicare group
NPI 1275833659 (920) 350-0235

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Marshfield Medical Center - Eau Claire

Acute Care Hospitals · Eau Claire, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520210
Location2310 Craig RdEau Claire, WI 54701 · Eau Claire County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANNA MARIE BYRNE DPT
Physical Therapist
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500
TRACIE ANNE BUTLER FNP
Nurse Practitioner (Family)
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4560
SETH E BOLLINGER CRNA
Nurse Anesthetist, Certified Registered
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500
MYLES DAVID KEROACK MD
Internal Medicine (Gastroenterology)
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500
BRYAN D. POOLER PA
Physician Assistant
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500
SHANA L VIFIAN RAY M.D.
Psychiatry & Neurology (Sleep Medicine)
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500
KAREN JOY JOHNSON CNM
Advanced Practice Midwife
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4646
RALPH W FITZ MD
Internal Medicine (Interventional Cardiology)
2116 CRAIG RD
EAU CLAIRE, WI 54701
Eau Claire County (715) 858-4500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Kelsie Sommerfeld's NPI number?

The NPI number for Kelsie Sommerfeld is 1104435007. It was assigned to this individual provider in the NPPES registry on July 27, 2020.

Where is Kelsie Sommerfeld located?

Kelsie Sommerfeld practices at 2116 Craig Rd, Eau Claire, WI 54701. The listed phone number is (715) 858-4500.

What is Kelsie Sommerfeld's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Kelsie Sommerfeld enrolled in Medicare?

Yes. Kelsie Sommerfeld is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Kelsie Sommerfeld's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kelsie Sommerfeld reassigns Medicare benefits to 6 organizations: Mchs Hospitals Inc (Eau Claire, WI), Lakeview Medical Center Inc Of Rice Lake (Chetek, WI), Memorial Hospital Inc (Neillsville, WI), Marshfield Clinic Inc (Marshfield, WI), Flambeau Hospital Inc (Park Falls, WI) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kelsie Sommerfeld's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kelsie Sommerfeld accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and Blue Cross and Blue Shield of Montana and 6 other insurers list Kelsie Sommerfeld as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Kelsie Sommerfeld affiliated with any hospitals?

According to CMS data, Kelsie Sommerfeld is affiliated with Marshfield Medical Center - Eau Claire.

When was this NPI record last updated?

The NPPES record for Kelsie Sommerfeld was last updated on May 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.