BRETT J FRODL MD
NPI 1528298718
Anesthesiology in Eau Claire, WI
About Brett J Frodl Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRETT J FRODL MD (NPI 1528298718) is an individual anesthesiology provider in Eau Claire, Wisconsin, licensed in Minnesota (52999) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Aspirus Wausau Hospital, and maintains a secondary practice location in Rochester.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted 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
Brett J Frodl Md 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.
Medicare Billing Reassignments
4Medicare enrollment records show Brett Frodl reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Eau Claire, WI 54701
- Reassigned Medicare billing, Wisconsin enrollment
- 1,248 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 397 clinicians in this Medicare group
Wausau, WI 54401
- Reassigned Medicare billing, Wisconsin enrollment
- 53 clinicians in this Medicare group
Stevens Point, WI 54481
- Reassigned Medicare billing, Wisconsin enrollment
- 935 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 9
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aspirus Wausau Hospital
Acute Care Hospitals · Wausau, WIAspirus Riverview Hospital & Clinics Inc
Acute Care Hospitals · Wisconsin Rapids, WIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Brett Frodl's NPI number?
The NPI number for Brett Frodl is 1528298718. It was assigned to this individual provider in the NPPES registry on July 22, 2009.
Where is Brett Frodl located?
Brett Frodl practices at 1221 Whipple St, Eau Claire, WI 54703. The listed phone number is (715) 838-5222.
What is Brett Frodl's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Brett Frodl enrolled in Medicare?
Yes. Brett Frodl 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 Brett Frodl's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brett Frodl reassigns Medicare benefits to 4 organizations: Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (Eau Claire, WI), Aspirus Riverview Hospital & Clinics, Inc. (Marshfield, WI), Central Wisconsin Anesthesiology (Wausau, WI) and Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (Stevens Point, WI). 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 Brett Frodl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brett Frodl accept?
Health plans from Anthem Blue Cross and Blue Shield list Brett Frodl 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 Brett Frodl affiliated with any hospitals?
According to CMS data, Brett Frodl is affiliated with Aspirus Wausau Hospital and Aspirus Riverview Hospital & Clinics Inc.
When was this NPI record last updated?
The NPPES record for Brett Frodl was last updated on January 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Brett J Frodl, MD · NPI 1528298718
Anesthesiology physician in Eau Claire, Wisconsin. Individual provider, active in the CMS NPPES registry since July 22, 2009.
## Identity
- **NPI:** 1528298718 (Entity type: Individual)
- **Enumerated:** July 22, 2009
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 52999 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1221 WHIPPLE ST, Eau Claire, WI 54703-5270
- **Phone:** (715) 838-5222
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (NPI 1235588831, Eau Claire, WI); Aspirus Riverview Hospital & Clinics, Inc. (NPI 1124633870, Marshfield, WI); Central Wisconsin Anesthesiology (NPI 1518999648, Wausau, WI); Aspirus Rhinelander & Tomahawk Hospitals & Clinics, Inc. (NPI 1144991340, Stevens Point, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Minnesota Medical School, class of 2009
## Record status
- **NPPES last updated:** January 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1528298718) · Data from the CMS NPPES public registry.