KEREN HORN M.D.
NPI 1285677252
Dermatology in Chicago, IL
About Keren Horn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KEREN HORN M.D. (NPI 1285677252) is an individual dermatology provider in Chicago, Illinois, licensed in Illinois (036-110326) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Keren Horn M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Keren Horn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60642
- Reassigned Medicare billing, Illinois enrollment
- 30 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 60642 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60642
CHICAGO, IL 60642
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 Keren Horn's NPI number?
The NPI number for Keren Horn is 1285677252. It was assigned to this individual provider in the NPPES registry on June 14, 2006.
Where is Keren Horn located?
Keren Horn practices at 1765 N Elston Ave Suite 110, Chicago, IL 60642. The listed phone number is (773) 276-1100.
What is Keren Horn's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Keren Horn enrolled in Medicare?
Yes. Keren Horn is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Keren Horn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Keren Horn reassigns Medicare benefits to Vitalskin Medical Group Il PLLC (Chicago, 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 Keren Horn'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 Keren Horn was last updated on October 27, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.