GLENN M HAMMER M. D.
NPI 1508864786
Radiology - Diagnostic Radiology in Cedar Rapids, IA
About Glenn M Hammer M. D. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GLENN M HAMMER M. D. (NPI 1508864786) is an individual diagnostic radiology provider in Cedar Rapids, Iowa, licensed in Iowa (31718) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with St Lukes Hospital, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Glenn M Hammer 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 Reassignment
Medicare enrollment records show Glenn Hammer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cedar Rapids, IA 52402
- Reassigned Medicare billing, Iowa enrollment
- 28 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 81
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.
St Lukes Hospital
Acute Care Hospitals · Cedar Rapids, IAMercy Medical Center - Cedar Rapids
Acute Care Hospitals · Cedar Rapids, IAWaverly Health Center
Critical Access Hospitals · Waverly, IARegional Medical Center
Critical Access Hospitals · Manchester, IAWashington County Hospital And Clinics
Critical Access Hospitals · Washington, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52402 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.
CEDAR RAPIDS, IA 52402
CEDAR RAPIDS, IA 52402
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 Glenn Hammer's NPI number?
The NPI number for Glenn Hammer is 1508864786. It was assigned to this individual provider in the NPPES registry on July 12, 2005.
Where is Glenn Hammer located?
Glenn Hammer practices at 1948 1st Ave NE, Cedar Rapids, IA 52402. The listed phone number is (319) 364-0121.
What is Glenn Hammer's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Glenn Hammer enrolled in Medicare?
Yes. Glenn Hammer 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 organization bills Medicare for Glenn Hammer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Glenn Hammer reassigns Medicare benefits to Radiology Consultants Of Iowa, Plc (Cedar Rapids, IA). The 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 Glenn Hammer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Glenn Hammer accept?
Health plans from Oscar Insurance Company and Wellmark Health Plan of Iowa, Inc. list Glenn Hammer 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 Glenn Hammer affiliated with any hospitals?
According to CMS data, Glenn Hammer is affiliated with St Lukes Hospital, Mercy Medical Center - Cedar Rapids, Waverly Health Center, Regional Medical Center and Washington County Hospital And Clinics.
When was this NPI record last updated?
The NPPES record for Glenn Hammer was last updated on August 17, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.