JAMES COHEN MD
NPI 1235181942
Orthopaedic Surgery in Chicago, IL
About James Cohen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES COHEN MD (NPI 1235181942) is an individual orthopaedic surgery provider in Chicago, Illinois, licensed in Illinois (036-062795) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
James Cohen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show James Cohen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bannockburn, IL 60015
- Reassigned Medicare billing, Illinois enrollment
- 538 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 60601 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 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60601
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 James Cohen's NPI number?
The NPI number for James Cohen is 1235181942. It was assigned to this individual provider in the NPPES registry on May 17, 2006.
Where is James Cohen located?
James Cohen practices at 150 N Michigan Ave Suite 1400, Chicago, IL 60601. The listed phone number is (312) 444-1145.
What is James Cohen's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is James Cohen enrolled in Medicare?
Yes. James Cohen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for James Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Cohen reassigns Medicare benefits to Illinois Bone And Joint Institute LLC (Bannockburn, 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 James Cohen'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 James Cohen was last updated on August 28, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.