DR. MICHAEL WEMHOFF MD
NPI 1083906838
Neurological Surgery in Downers Grove, IL
About Dr. Michael Wemhoff Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL WEMHOFF MD (NPI 1083906838) is an individual neurological surgery provider in Downers Grove, Illinois, licensed in Illinois (336.108017) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS, is affiliated with Uw Health, and maintains a secondary practice location in Aurora.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Dr. Michael Wemhoff 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
2Medicare enrollment records show Michael Wemhoff reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Downers Grove, IL 60515
- Reassigned Medicare billing, Illinois enrollment
- Also billed through NPI 1003542184 (Illinois)
- 4,870 clinicians in this Medicare group
Sycamore, IL 60178
- Reassigned Medicare billing, Illinois enrollment
- 474 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 3
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Uw Health
Acute Care Hospitals · Rockford, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60515 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.
DOWNERS GROVE, IL 60515
DOWNERS GROVE, IL 60515
DOWNERS GROVE, IL 60515
DOWNERS GROVE, IL 60515
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 Wemhoff's NPI number?
The NPI number for Michael Wemhoff is 1083906838. It was assigned to this individual provider in the NPPES registry on May 12, 2011.
Where is Michael Wemhoff located?
Michael Wemhoff practices at 3551 Highland Ave Suite 200A, Downers Grove, IL 60515. The listed phone number is (844) 376-3876.
What is Michael Wemhoff's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Michael Wemhoff enrolled in Medicare?
Yes. Michael Wemhoff 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 Wemhoff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Wemhoff reassigns Medicare benefits to 2 organizations: Advocate Health And Hospitals Corporation (Downers Grove, IL) and Swedishamerican Hospital (Sycamore, IL). 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 Wemhoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Wemhoff accept?
Health plans from Quartz list Michael Wemhoff 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 Wemhoff affiliated with any hospitals?
According to CMS data, Michael Wemhoff is affiliated with Uw Health.
When was this NPI record last updated?
The NPPES record for Michael Wemhoff was last updated on May 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.