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

Individual provider Mental Health Counselor · NPI 1639798598

Brett L Opelt, PHD is a Clinical Psychologist in Chicago, Illinois. Qualified in 2021, 5 years ago. Practices as a sole proprietor. Licensed in Illinois, Maryland and Wisconsin.

Years since qualifying
5
Licensed in
IL, MD, WI
In the registry since
2020
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1241 W Jackson Blvd Unit 310
Chicago, IL 60607-2858
Phone: (414) 416-5732
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 07641 (MD)
Mental Health Counselor Taxonomy 101YM0800X · Licence 6477-125 (WI)
Clinical Psychologist Taxonomy 103TC0700X · Licence 071022563 (IL)

Record details

NPI number1639798598
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 10, 2020
Last updated in NPPESJune 12, 2026
Certification dateJune 12, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated

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