Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Leonard D Elkun MD SC

Organization Neurology with Special Qualifications in Child Neurology Physician · NPI 1356446306

Leonard D Elkun MD SC is a Neurology with Special Qualifications in Child Neurology Physician in Chicago, Illinois. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2

Practice location Address checks out

411 W Ontario St Ste 402
Chicago, IL 60610-6945
Phone: (312) 943-8322
Fax: (312) 943-8323
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Psychiatry Physician (primary) Taxonomy 2084P0805X
Neurology with Special Qualifications in Child Neurology Physician Taxonomy 2084N0402X

Record details

NPI number1356446306
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Leonard Elkun — President · (312) 943-8322
NPI enumeratedSeptember 14, 2006
Last updated in NPPESApril 24, 2021
Certification dateApril 24, 2021
Mailing address411 W Ontario St, Suite 402, Chicago, IL 60610-6945

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