DR. GAYLE R SPILL M.D.
NPI 1699767855
Physical Medicine & Rehabilitation in Chicago, IL
About Dr. Gayle R Spill M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GAYLE R SPILL M.D. (NPI 1699767855) is an individual physical medicine & rehabilitation provider in Chicago, Illinois, licensed in Illinois (036-088519) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (1990).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Gayle R Spill 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
4Medicare enrollment records show Gayle Spill reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60611
- Reassigned Medicare billing, Illinois enrollment
- 144 clinicians in this Medicare group
Chicago, IL 60611
- Reassigned Medicare billing, Illinois enrollment
- 64 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 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 5
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.
Northwestern Memorial Hospital
Acute Care Hospitals · Chicago, ILMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 60611
CHICAGO, IL 60611
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 Gayle Spill's NPI number?
The NPI number for Gayle Spill is 1699767855. It was assigned to this individual provider in the NPPES registry on August 15, 2005.
Where is Gayle Spill located?
Gayle Spill practices at 355 E Erie St, Chicago, IL 60611. The listed phone number is (312) 238-1000.
What is Gayle Spill's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Gayle Spill enrolled in Medicare?
Yes. Gayle Spill 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 Gayle Spill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gayle Spill reassigns Medicare benefits to 4 organizations: Medical Services Ric (Chicago, IL), Rehabilitation Institute Of Chicago (Chicago, IL), The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, 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 Gayle Spill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gayle Spill accept?
Health plans from Oscar Health list Gayle Spill 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 Gayle Spill affiliated with any hospitals?
According to CMS data, Gayle Spill is affiliated with Northwestern Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Gayle Spill was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.