CHRISTA HARLIN-EGAN MD
NPI 1881171122
Family Medicine in Oak Park, IL
About Christa Harlin-egan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTA HARLIN-EGAN MD (NPI 1881171122) is an individual family medicine provider in Oak Park, Illinois, licensed in Illinois (036.156325) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS, is affiliated with Rush Oak Park Hospital, and is a graduate of Southern Illinois University School Of Medicine (2018).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Christa Harlin-egan Md 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
4Medicare enrollment records show Christa Harlin-egan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Park, IL 60301
- Reassigned Medicare billing, Illinois enrollment
- 10 clinicians in this Medicare group
Maywood, IL 60153
- Reassigned Medicare billing, Illinois enrollment
- 413 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Rush University Medical Group
- 2,169 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 548 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 5
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Rush Oak Park Hospital
Acute Care Hospitals · Oak Park, ILRush University Medical Center
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60301 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.
Other Providers at the Same Location NPPES 6
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 Christa Harlin-egan's NPI number?
The NPI number for Christa Harlin-egan is 1881171122. It was assigned to this individual provider in the NPPES registry on July 19, 2018.
Where is Christa Harlin-egan located?
Christa Harlin-egan practices at 1010 Lake St Ste 301, Oak Park, IL 60301. The listed phone number is (708) 524-8600.
What is Christa Harlin-egan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Christa Harlin-egan enrolled in Medicare?
Yes. Christa Harlin-egan 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 Christa Harlin-egan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christa Harlin-egan reassigns Medicare benefits to 4 organizations: Lake Street Family Physicians Sc Inc (Oak Park, IL), Access Community Health Network (Maywood, IL), Rush University Medical Center (Chicago, IL) and Rush Medical Group (Chicago, 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 Christa Harlin-egan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christa Harlin-egan accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Christa Harlin-egan 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 Christa Harlin-egan affiliated with any hospitals?
According to CMS data, Christa Harlin-egan is affiliated with Rush Oak Park Hospital and Rush University Medical Center.
When was this NPI record last updated?
The NPPES record for Christa Harlin-egan was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.
# Christa Harlin-Egan, MD · NPI 1881171122
Family Medicine physician in Oak Park, Illinois. Individual provider, active in the CMS NPPES registry since July 19, 2018.
## Identity
- **NPI:** 1881171122 (Entity type: Individual)
- **Enumerated:** July 19, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 036.156325 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1010 LAKE ST STE 301, Oak Park, IL 60301-1133
- **Phone:** (708) 524-8600
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Lake Street Family Physicians Sc Inc (NPI 1841363850, Oak Park, IL); Access Community Health Network (NPI 1528146875, Maywood, IL); Rush University Medical Center (NPI 1184269425, Chicago, IL); Rush Medical Group (NPI 1467312850, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Southern Illinois University School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** June 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1881171122) · Data from the CMS NPPES public registry.