DR. JUSTIN M GRUBY DC
NPI 1972657344
Chiropractor - Orthopedic in Glenview, IL
About Dr. Justin M Gruby Dc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN M GRUBY DC (NPI 1972657344) is an individual orthopedic provider in Glenview, Illinois and active in the NPI registry since January 2007. He is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Justin M Gruby Dc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Justin Gruby reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Glenview, IL 60025
- Reassigned Medicare billing, Illinois enrollment
- 7 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
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.
Other Providers at the Same Location NPPES 2
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 Justin Gruby's NPI number?
The NPI number for Justin Gruby is 1972657344. It was assigned to this individual provider in the NPPES registry on January 23, 2007.
Where is Justin Gruby located?
Justin Gruby practices at 1834 Glenview Rd 2nd Floor, Glenview, IL 60025. The listed phone number is (847) 845-5984.
What is Justin Gruby's specialty?
The primary specialty registered for this NPI is Chiropractor, specializing in Orthopedic, with taxonomy code 111NX0800X.
Is Justin Gruby enrolled in Medicare?
Yes. Justin Gruby is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Justin Gruby's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Gruby reassigns Medicare benefits to Chiromend (Glenview, 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 Justin Gruby'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 Justin Gruby was last updated on October 31, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.