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

Jeffrey A. Seiden, Psy D , LLC

Organization Adult Mental Health Clinic/Center · NPI 1225254923

Jeffrey A. Seiden, Psy D , LLC is an Adult Mental Health Clinic/Center in Chicago, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

122 S Michigan Ave Ste 1305
Chicago, IL 60603-6191
Phone: (312) 880-0228
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X · Licence 71006154 (IL)

Record details

NPI number1225254923
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jeffrey Seiden — President · (312) 880-0228
NPI enumeratedApril 18, 2007
Last updated in NPPESAugust 22, 2020
Mailing address122 S Michigan Ave, Suite 1305, Chicago, IL 60603-6191

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