April Nisan Ilkmen PLLC
About this NPIWhat this record shows.
NPI 1104629914 is registered to April Nisan Ilkmen PLLC, a healthcare organisation classified as "Adult Mental Health Clinic/Center" and located at 939 W North Ave Ste 750 in Chicago, Illinois. The organisation's authorised official is Elif Nisan Ilkmen Tayyabi. The organisation has been enumerated in the NPI registry since 2025.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans April Nisan Ilkmen PLLC accepts. To confirm in-network status with your specific health plan, contact April Nisan Ilkmen PLLC directly at (312) 478-6905.
Frequently asked
Yes. NPI 1104629914 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adult Mental Health Clinic/Center is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (312) 478-6905.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. April Nisan Ilkmen PLLC is a Type-2 organisational NPI.