GREGORY P THOMPSON MD
NPI 1174527816
Internal Medicine - Pulmonary Disease in La Crosse, WI
About Gregory P Thompson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY P THOMPSON MD (NPI 1174527816) is an individual pulmonary disease provider in La Crosse, Wisconsin, licensed in Wisconsin (29522) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Gregory P Thompson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Gregory Thompson reassigns Medicare billing to 3 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
- 928 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- 1,457 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.
Physician 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.
Referred Medical Equipment & Supplies CMS DME claims 6
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Gregory Thompson's NPI number?
The NPI number for Gregory Thompson is 1174527816. It was assigned to this individual provider in the NPPES registry on June 10, 2005.
Where is Gregory Thompson located?
Gregory Thompson practices at 1836 South Ave, La Crosse, WI 54601. The listed phone number is (608) 782-7300.
What is Gregory Thompson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Gregory Thompson enrolled in Medicare?
Yes. Gregory Thompson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Gregory Thompson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Thompson reassigns Medicare benefits to 3 organizations: Gundersen Clinic Ltd (La Crosse, WI), Gundersen Lutheran Medical Center, Inc (La Crosse, 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 Gregory Thompson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Gregory Thompson was last updated on January 18, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Gregory P Thompson, MD · NPI 1174527816
Pulmonary Disease physician in La Crosse, Wisconsin. Individual provider, active in the CMS NPPES registry since June 10, 2005.
## Identity
- **NPI:** 1174527816 (Entity type: Individual)
- **Enumerated:** June 10, 2005
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 29522 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1836 SOUTH AVE, La Crosse, WI 54601-5429
- **Phone:** (608) 782-7300
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 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); Memorial Hospital Of Boscobel (NPI 1306804794, Boscobel, WI) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 18, 2016
- **Other identifiers:** Medicaid 31530000 (WI); Medicare PIN 0287 (WI); Medicare UPIN E74147
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Source: [NPI Profile](https://npiprofile.com/npi/1174527816) · Data from the CMS NPPES public registry.