DR. BRIAN T. SINCLAIR M.D.
NPI 1790859429
Radiology - Diagnostic Radiology in La Crosse, WI
About Dr. Brian T. Sinclair M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRIAN T. SINCLAIR M.D. (NPI 1790859429) is an individual diagnostic radiology provider in La Crosse, Wisconsin, licensed in Wisconsin (72509) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Winnmed, and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. Brian T. Sinclair M.d. 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
6Medicare enrollment records show Brian Sinclair reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1841278637 (Wisconsin)
- 1,003 clinicians in this Medicare group
Lake City, MN 55041
- Reassigned Medicare billing, Wisconsin enrollment
- 47 clinicians in this Medicare group
Red Wing, MN 55066
- Reassigned Medicare billing, Wisconsin enrollment
- 62 clinicians in this Medicare group
Waseca, MN 56093
- Reassigned Medicare billing, Wisconsin enrollment
- 45 clinicians in this Medicare group
Fairmont, MN 56031
- Reassigned Medicare billing, Wisconsin enrollment
- 35 clinicians in this Medicare group
Saint James, MN 56081
- Reassigned Medicare billing, Wisconsin enrollment
- 34 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 49
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Winnmed
Critical Access Hospitals · Decorah, IAMayo Clinic Health System-Franciscan Medical Center Inc
Acute Care Hospitals · La Crosse, WIGundersen Lutheran Medical Center
Acute Care Hospitals · La Crosse, WIMayo Clinic Hlth Systm Franciscan Hlthcare Sparta
Critical Access Hospitals · Sparta, WICrossing Rivers Health Medical Center
Critical Access Hospitals · Prairie Du Chien, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LA CROSSE, WI 54601
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 Brian Sinclair's NPI number?
The NPI number for Brian Sinclair is 1790859429. It was assigned to this individual provider in the NPPES registry on November 17, 2006.
Where is Brian Sinclair located?
Brian Sinclair practices at 800 West Ave S, La Crosse, WI 54601. The listed phone number is (608) 785-0940.
What is Brian Sinclair's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Brian Sinclair enrolled in Medicare?
Yes. Brian Sinclair 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 Brian Sinclair's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Sinclair reassigns Medicare benefits to 6 organizations: Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (La Crosse, WI), Mayo Clinic Health System-Lake City (Lake City, MN), Mayo Clinic Health System-Southeast Minnesota Region (Red Wing, MN), Mayo Clinic Health System-Southwest Minnesota Region (Waseca, MN), Mayo Clinic Health System-Fairmont (Fairmont, MN) 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 Brian Sinclair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Sinclair accept?
Health plans from Sanford Health Plan list Brian Sinclair 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 Brian Sinclair affiliated with any hospitals?
According to CMS data, Brian Sinclair is affiliated with Winnmed, Mayo Clinic Health System-Franciscan Medical Center Inc, Gundersen Lutheran Medical Center, Mayo Clinic Hlth Systm Franciscan Hlthcare Sparta and Crossing Rivers Health Medical Center.
When was this NPI record last updated?
The NPPES record for Brian Sinclair was last updated on September 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.