HANNAH RITTMEYER
NPI 1720668247
Pediatrics in Elgin, IL
About Hannah Rittmeyer NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HANNAH RITTMEYER (NPI 1720668247) is an individual pediatrics provider in Elgin, Illinois, licensed in Illinois (036170606) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in Maywood.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hannah Rittmeyer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Hannah Rittmeyer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Downers Grove, IL 60515
- Reassigned Medicare billing, Illinois enrollment
- 4,870 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60123 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.
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 Hannah Rittmeyer's NPI number?
The NPI number for Hannah Rittmeyer is 1720668247. It was assigned to this individual provider in the NPPES registry on April 9, 2021.
Where is Hannah Rittmeyer located?
Hannah Rittmeyer practices at 1425 N Randall Rd, Elgin, IL 60123. The listed phone number is (224) 783-5437.
What is Hannah Rittmeyer's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Hannah Rittmeyer enrolled in Medicare?
Yes. Hannah Rittmeyer is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Hannah Rittmeyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hannah Rittmeyer reassigns Medicare benefits to Advocate Health And Hospitals Corporation (Downers Grove, IL). 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 Hannah Rittmeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Hannah Rittmeyer was last updated on September 11, 2024. 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.