MICHAEL F MAGUIRE M.D.
NPI 1124186721
Internal Medicine - Critical Care Medicine in Appleton, WI
About Michael F Maguire M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL F MAGUIRE M.D. (NPI 1124186721) is an individual critical care medicine provider in Appleton, Wisconsin, licensed in Wisconsin (36569-020) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 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
Michael F Maguire 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
2Medicare enrollment records show Michael Maguire reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Appleton, WI 54911
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Fox Valley Pulmonary Medicine Sc
- 24 clinicians in this Medicare group
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 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 12
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thedacare Regional Med Ctr - Neenah
Acute Care Hospitals · Neenah, WIThedacare Regional Medical Center - Appleton Inc
Acute Care Hospitals · Appleton, WIThedacare Medical Center-Waupaca
Critical Access Hospitals · Waupaca, WIBerlin Memorial Hospital
Critical Access Hospitals · Berlin, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54911 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 24
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
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 Michael Maguire's NPI number?
The NPI number for Michael Maguire is 1124186721. It was assigned to this individual provider in the NPPES registry on December 5, 2006.
Where is Michael Maguire located?
Michael Maguire practices at 2500 E Capitol Drive Suite 1700, Appleton, WI 54911. The listed phone number is (920) 734-9600.
What is Michael Maguire's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Michael Maguire enrolled in Medicare?
Yes. Michael Maguire 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 Michael Maguire's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Maguire reassigns Medicare benefits to 2 organizations: Fox Valley Pulmonary Medicine, S.C. (Appleton, WI) and Thedacare, Incorporated (Menasha, 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 Michael Maguire's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Maguire accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Michael Maguire 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 Michael Maguire affiliated with any hospitals?
According to CMS data, Michael Maguire is affiliated with Thedacare Regional Med Ctr - Neenah, Thedacare Regional Medical Center - Appleton Inc, Thedacare Medical Center-Waupaca and Berlin Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Michael Maguire was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.