Mallory Osterloo

LCPC | Counselor


  3526 N California Ave Ste 203, Peoria
     Illinois, 61603-1164
  815-408-0522    Maps & Directions
Mallory Osterloo is a Peoria, Illinois based counselor who is specialized as Counselor. Active license number of Mallory Osterloo is 180010371 for Counselor in Illinois. Her current practice location is 3526 N California Ave Ste 203, Peoria. Patients can book an appointment with her at 815-408-0522.
Mallory Osterloo is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. She works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. She support her clients by understanding their thoughts, emotions, and behaviors.
Complete Profile:
Mallory Osterloo speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.
Name: Mallory Osterloo
Specialization: Counselor
Gender:Female
Credentials: LCPC
Accepts Medicare Assignment:No
Practice Address:3526 N California Ave Ste 203, Peoria,
Illinois, 61603-1164
Phone:815-408-0522
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1912885005
NPI Enumeration Date: 26 Aug, 2025
NPI Last Update On: 26 Aug, 2025

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mallory Osterloo are as mentioned below.
License NumberSpecializationStateStatus
180010371Counselor IllinoisPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 3526 N California Ave Ste 203,
Peoria, Illinois
Zip: 61603-1164
Phone Number: 815-408-0522
Patients can reach Mallory Osterloo at 3526 N California Ave Ste 203, Peoria, Illinois or can call to book an appointment on 815-408-0522.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.