DR. LEROY JORDAN TROMBETTA III MD
NPI 1639142474
Surgery in La Crosse, WI
About Dr. Leroy Jordan Trombetta Iii Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LEROY JORDAN TROMBETTA III MD (NPI 1639142474) is an individual surgery provider in La Crosse, Wisconsin, licensed in Wisconsin (66422) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Regional Health Services Of Howard County, and is a graduate of Creighton University School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
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. Leroy Jordan Trombetta Iii 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
5Medicare enrollment records show Leroy Trombetta reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Crosse, WI 54601
- Reassigned Medicare billing, Minnesota enrollment
- 141 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin and Minnesota enrollments
- Also billed through NPI 1376593442 (Minnesota)
- 1,457 clinicians in this Medicare group
Winona, MN 55987
- Reassigned Medicare billing, Minnesota enrollment
- 330 clinicians in this Medicare group
Hillsboro, WI 54634
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: St Josephs Health Services Inc
- 282 clinicians in this Medicare group
Boscobel, WI 53805
- Reassigned Medicare billing, Wisconsin enrollment
- 299 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 5
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Regional Health Services Of Howard County
Critical Access Hospitals · Cresco, IAGundersen Lutheran Medical Center
Acute Care Hospitals · La Crosse, WIGundersen St Josephs Hospital And Clinics
Critical Access Hospitals · Hillsboro, 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
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 Leroy Trombetta's NPI number?
The NPI number for Leroy Trombetta is 1639142474. It was assigned to this individual provider in the NPPES registry on February 10, 2006.
Where is Leroy Trombetta located?
Leroy Trombetta practices at 1836 South Ave, La Crosse, WI 54601. The listed phone number is (608) 782-7300.
What is Leroy Trombetta's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Leroy Trombetta enrolled in Medicare?
Yes. Leroy Trombetta 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 Leroy Trombetta's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leroy Trombetta reassigns Medicare benefits to 5 organizations: Gundersen Clinic Ltd (La Crosse, WI), Gundersen Lutheran Medical Center, Inc (La Crosse, WI), Winona Health Services (Winona, MN), St. Joseph's Health Services, Inc. (Hillsboro, WI) and Memorial Hospital Of Boscobel (Boscobel, 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 Leroy Trombetta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Leroy Trombetta accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Group Health Cooperative-SCW, HealthPartners and Medica and 1 other insurer list Leroy Trombetta 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 Leroy Trombetta affiliated with any hospitals?
According to CMS data, Leroy Trombetta is affiliated with Regional Health Services Of Howard County, Gundersen Lutheran Medical Center and Gundersen St Josephs Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Leroy Trombetta was last updated on February 3, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Dr. Leroy Jordan Trombetta III, MD · NPI 1639142474
Surgery physician in La Crosse, Wisconsin. Individual provider, active in the CMS NPPES registry since February 10, 2006.
## Identity
- **NPI:** 1639142474 (Entity type: Individual)
- **Enumerated:** February 10, 2006
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 66422 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1836 SOUTH AVE, La Crosse, WI 54601-5429
- **Phone:** (608) 782-7300
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Gundersen Clinic Ltd (NPI 1851343115, La Crosse, WI); Gundersen Lutheran Medical Center, Inc (NPI 1619210895, La Crosse, WI); Winona Health Services (NPI 1295789352, Winona, MN); St. Joseph's Health Services, Inc. (NPI 1972591410, Hillsboro, WI); Memorial Hospital Of Boscobel (NPI 1306804794, Boscobel, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Creighton University School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** February 3, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1639142474) · Data from the CMS NPPES public registry.