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

Benedict L Gierl MD and Associates Ltd

Organization Geriatric Psychiatry Physician · NPI 1346423464

Benedict L Gierl MD and Associates Ltd is a Geriatric Psychiatry Physician in Oak Park, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

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

See every abbreviation used in this directory →

Practice location Address checks out

320 N Lombard Ave
Oak Park, IL 60302-2506
Phone: (708) 386-1831
Fax: (170) 838-6429
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Psychiatry Physician (primary) Taxonomy 2084P0805X · Licence 036066271 (IL)

Record details

NPI number1346423464
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Benedict Gierl — President · (708) 386-1831
NPI enumeratedDecember 12, 2007
Last updated in NPPESSeptember 30, 2008
Mailing address320 N Lombard Ave, Oak Park, IL 60302-2506