THOMAS MARQUARDT DPM
NPI 1841245131
Podiatrist in Decorah, IA
About Thomas Marquardt Dpm NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS MARQUARDT DPM (NPI 1841245131) is an individual podiatrist in Decorah, Iowa, licensed in Iowa (794) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Winnmed, and is a graduate of Other (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Thomas Marquardt Dpm 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
2Medicare enrollment records show Thomas Marquardt reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Decorah, IA 52101
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1619922051 (Iowa)
- 170 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- 1,003 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Winnmed
Critical Access Hospitals · Decorah, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52101 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.
DECORAH, IA 52101
DECORAH, IA 52101
DECORAH, IA 52101
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 Thomas Marquardt's NPI number?
The NPI number for Thomas Marquardt is 1841245131. It was assigned to this individual provider in the NPPES registry on May 24, 2006.
Where is Thomas Marquardt located?
Thomas Marquardt practices at 901 Montgomery St, Decorah, IA 52101. The listed phone number is (563) 382-2911.
What is Thomas Marquardt's specialty?
The primary specialty registered for this NPI is Podiatrist with taxonomy code 213E00000X.
Is Thomas Marquardt enrolled in Medicare?
Yes. Thomas Marquardt 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 Thomas Marquardt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Marquardt reassigns Medicare benefits to 2 organizations: Winneshiek Medical Center (Decorah, IA) and Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (La Crosse, 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 Thomas Marquardt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Marquardt accept?
Health plans from Anthem Blue Cross and Blue Shield, Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Thomas Marquardt 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 Thomas Marquardt affiliated with any hospitals?
According to CMS data, Thomas Marquardt is affiliated with Winnmed.
When was this NPI record last updated?
The NPPES record for Thomas Marquardt was last updated on October 28, 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.
# Thomas Marquardt, DPM · NPI 1841245131
Podiatrist provider in Decorah, Iowa. Individual provider, active in the CMS NPPES registry since May 24, 2006.
## Identity
- **NPI:** 1841245131 (Entity type: Individual)
- **Enumerated:** May 24, 2006
- **Primary specialty:** Podiatrist · taxonomy 213E00000X
- **State license:** 794 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 MONTGOMERY ST, Decorah, IA 52101-2325
- **Phone:** (563) 382-2911 · **Fax:** (563) 387-3102
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Winneshiek Medical Center (NPI 1023022803, Decorah, IA); Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (NPI 1629056049, La Crosse, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** October 28, 2020
- **Other identifiers:** Medicaid 737613000 (MN); Medicaid 0734004 (IA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1841245131) · Data from the CMS NPPES public registry.