DR. ILAYNA MEHRTENS PHD
NPI 1548919632
Psychologist in Chicago, IL
About Dr. Ilayna Mehrtens Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ILAYNA MEHRTENS PHD (NPI 1548919632) is an individual psychologist in Chicago, Illinois and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
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
Dr. Ilayna Mehrtens Phd 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 Ilayna Mehrtens reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 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.
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
CHICAGO, IL 60637
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 Ilayna Mehrtens's NPI number?
The NPI number for Ilayna Mehrtens is 1548919632. It was assigned to this individual provider in the NPPES registry on March 23, 2022.
Where is Ilayna Mehrtens located?
Ilayna Mehrtens practices at 5841 S Maryland Ave # Mc3077, Chicago, IL 60637. The listed phone number is (773) 834-3231.
What is Ilayna Mehrtens's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Ilayna Mehrtens enrolled in Medicare?
Yes. Ilayna Mehrtens 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 Ilayna Mehrtens's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ilayna Mehrtens reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (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 Ilayna Mehrtens's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ilayna Mehrtens accept?
Health plans from Oscar Health list Ilayna Mehrtens 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.
When was this NPI record last updated?
The NPPES record for Ilayna Mehrtens was last updated on March 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.