DR. EUMI ANN CHANG D.C.
NPI 1770814048
Chiropractor in La Grange Park, IL
About Dr. Eumi Ann Chang D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EUMI ANN CHANG D.C. (NPI 1770814048) is an individual chiropractor in La Grange Park, Illinois, licensed in Illinois (038011622) and active in the NPI registry since January 2010. She is a graduate of Other (2009).
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. Eumi Ann Chang 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 Reassignment
Medicare enrollment records show Eumi Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Western Springs, IL 60558
- Reassigned Medicare billing, Illinois enrollment
- 3 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
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 Eumi Chang's NPI number?
The NPI number for Eumi Chang is 1770814048. It was assigned to this individual provider in the NPPES registry on January 26, 2010.
Where is Eumi Chang located?
Eumi Chang practices at 440 Sherwood Rd, La Grange Park, IL 60526. The listed phone number is (708) 588-8270.
What is Eumi Chang's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Eumi Chang enrolled in Medicare?
Yes. Eumi Chang 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 organization bills Medicare for Eumi Chang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eumi Chang reassigns Medicare benefits to Back In Balance Chiropractic & Acupuncture Center, Ltd. (Western Springs, 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 Eumi Chang'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 Eumi Chang was last updated on June 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. Eumi Ann Chang, D.C. · NPI 1770814048
Chiropractor provider in La Grange Park, Illinois. Individual provider, active in the CMS NPPES registry since January 26, 2010.
## Identity
- **NPI:** 1770814048 (Entity type: Individual)
- **Enumerated:** January 26, 2010
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 038011622 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 440 SHERWOOD RD, La Grange Park, IL 60526-1968
- **Phone:** (708) 588-8270 · **Fax:** (708) 588-8271
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Back In Balance Chiropractic & Acupuncture Center, Ltd. (NPI 1104041706, Western Springs, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** June 19, 2013
---
Source: [NPI Profile](https://npiprofile.com/npi/1770814048) · Data from the CMS NPPES public registry.