ROBERT MARTIN NIEDERMEYER D.O.
NPI 1629460746
Radiology - Diagnostic Radiology in Chicago, IL
About Robert Martin Niedermeyer D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT MARTIN NIEDERMEYER D.O. (NPI 1629460746) is an individual diagnostic radiology provider in Chicago, Illinois, licensed in Illinois (125.071092) and active in the NPI registry since February 2015. He is enrolled in Medicare PECOS, is affiliated with Bellin Memorial Hospital, and is a graduate of Lincoln Mem Univ, Debusk Col Of Osteopathic Med (2015).
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
Robert Martin Niedermeyer D.o. 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
7Medicare enrollment records show Robert Niedermeyer reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Mount Pleasant, WI 53177
- Reassigned Medicare billing, Wisconsin enrollment
- 237 clinicians in this Medicare group
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Appleton, WI 54911
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Radiology Associates Of Appleton Sc
- 61 clinicians in this Medicare group
Green Bay, WI 54303
- Reassigned Medicare billing, Michigan and Wisconsin enrollments
- 15 clinicians in this Medicare group
Tomah, WI 54660
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1184765240 (Wisconsin)
- 249 clinicians in this Medicare group
Alexandria, MN 56308
- Reassigned Medicare billing, Wisconsin enrollment
- 69 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 37
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bellin Memorial Hospital
Acute Care Hospitals · Green Bay, WIAscension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIAscension All Saints Hospital
Acute Care Hospitals · Racine, WIAscension SE Wisconsin Hospital
Acute Care Hospitals · Milwaukee, WIBellin Health Oconto Hospital
Critical Access Hospitals · Oconto, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 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.
CHICAGO, IL 60637
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 Robert Niedermeyer's NPI number?
The NPI number for Robert Niedermeyer is 1629460746. It was assigned to this individual provider in the NPPES registry on February 26, 2015.
Where is Robert Niedermeyer located?
Robert Niedermeyer practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (313) 966-6946.
What is Robert Niedermeyer's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Robert Niedermeyer enrolled in Medicare?
Yes. Robert Niedermeyer 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 Robert Niedermeyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Niedermeyer reassigns Medicare benefits to 7 organizations: The University Of Chicago Medical Center (Chicago, IL), Premier Radiology Wisconsin, LLC (Mount Pleasant, WI), Thedacare, Incorporated (Menasha, WI), Radiology Associates Of Appleton, S.C. (Appleton, WI), Radiology Chartered (Green Bay, WI) and 2 more organizations, listed in the Medicare section above. 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 Robert Niedermeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Niedermeyer accept?
Health plans from Blue Cross Blue Shield of Arizona, CareSource (Common Ground Healthcare) and Oscar Health list Robert Niedermeyer 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 Robert Niedermeyer affiliated with any hospitals?
According to CMS data, Robert Niedermeyer is affiliated with Bellin Memorial Hospital, Ascension Columbia St Mary's Hospital Milwaukee, Ascension All Saints Hospital, Ascension SE Wisconsin Hospital and Bellin Health Oconto Hospital.
When was this NPI record last updated?
The NPPES record for Robert Niedermeyer was last updated on December 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.