DR. CHRISTOPHER RYAN JOHNSON M.D.
NPI 1407298599
Radiology - Vascular & Interventional Radiology in Chicago, IL
About Dr. Christopher Ryan Johnson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHRISTOPHER RYAN JOHNSON M.D. (NPI 1407298599) is an individual vascular & interventional radiology provider in Chicago, Illinois, licensed in Illinois (036.140315) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS, is affiliated with Lee Memorial Hospital, and is a graduate of Rush Medical College Of Rush University (2011).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Christopher Ryan Johnson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Christopher Johnson reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fort Myers, FL 33901
- Reassigned Medicare billing, Florida enrollment
- 78 clinicians in this Medicare group
Fort Myers, FL 33919
- Reassigned Medicare billing, Florida enrollment
- 16 clinicians in this Medicare group
Fort Myers, FL 33919
- Reassigned Medicare billing, Florida enrollment
- 59 clinicians in this Medicare group
Fort Myers, FL 33908
- Reassigned Medicare billing, Florida enrollment
- 1,899 clinicians in this Medicare group
Preston, ID 83263
- Reassigned Medicare billing, Idaho enrollment
- 36 clinicians in this Medicare group
Gooding, ID 83330
- Reassigned Medicare billing, Idaho enrollment
- Also billed through NPI 1609046671 (Idaho)
- 180 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 112
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.
Lee Memorial Hospital
Acute Care Hospitals · Fort Myers, FLGulf Coast Medical Center Lee Health
Acute Care Hospitals · Fort Myers, FLCape Coral Hospital
Acute Care Hospitals · Cape Coral, FLMinidoka Memorial Hospital
Critical Access Hospitals · Rupert, IDBingham Memorial Hospital
Critical Access Hospitals · Blackfoot, IDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
Reported Quality Measures
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 60637
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 Christopher Johnson's NPI number?
The NPI number for Christopher Johnson is 1407298599. It was assigned to this individual provider in the NPPES registry on July 18, 2013.
Where is Christopher Johnson located?
Christopher Johnson practices at 5841 S Maryland Ave Department Of Radiology, Chicago, IL 60637. The listed phone number is (773) 702-6161.
What is Christopher Johnson's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Christopher Johnson enrolled in Medicare?
Yes. Christopher Johnson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Christopher Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Johnson reassigns Medicare benefits to 6 organizations: Florida Radiology Consultants P A (Fort Myers, FL), Sunshine Radiology Contracting LLC (Fort Myers, FL), Florida Radiology Leasing LLC (Fort Myers, FL), Lee Health System Inc (Fort Myers, FL), Franklin County Medical Center (Preston, ID) and 1 more organization, listed in the Medicare section above. 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 Christopher Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christopher Johnson accept?
Health plans from University of Utah Health Plans list Christopher Johnson 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 Christopher Johnson affiliated with any hospitals?
According to CMS data, Christopher Johnson is affiliated with Lee Memorial Hospital, Gulf Coast Medical Center Lee Health, Cape Coral Hospital, Minidoka Memorial Hospital and Bingham Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Christopher Johnson was last updated on June 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.