DR. JASON G FENNEMA D.C.
NPI 1386657690
Chiropractor in Chicago, IL
About Dr. Jason G Fennema D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JASON G FENNEMA D.C. (NPI 1386657690) is an individual chiropractor in Chicago, Illinois, licensed in Illinois (038-010696) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Logan College Of Chiropractic (2006).
NPPES Registry Identity
Specialties & Licenses
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. Jason G Fennema D.c. 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
2Medicare enrollment records show Jason Fennema reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60613
- Reassigned Medicare billing, Illinois enrollment
- 2 clinicians in this Medicare group
Aurora, IL 60502
- Reassigned Medicare billing, Illinois enrollment
- 5 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 3
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 Jason Fennema's NPI number?
The NPI number for Jason Fennema is 1386657690. It was assigned to this individual provider in the NPPES registry on August 15, 2006.
Where is Jason Fennema located?
Jason Fennema practices at 1806 W Cuyler Ave, Chicago, IL 60613. The listed phone number is (773) 327-2225.
What is Jason Fennema's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Jason Fennema enrolled in Medicare?
Yes. Jason Fennema 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 Jason Fennema's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Fennema reassigns Medicare benefits to 2 organizations: Ravenswood Health And Wellness Center, S.C. (Chicago, IL) and Advance Performance Pain And Wellness Center (Aurora, 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 Jason Fennema'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 Jason Fennema was last updated on March 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.