Psychologist | Counseling Psychology

Mr. Brett E Gilleo, LCPC

1601 2nd Ave N, Suite 342, Great Falls, Montana, 59401

About Mr. Brett E Gilleo

Mr. Brett E Gilleo is a psychologist based in Great Falls, Montana who is specialized in Counseling Psychology. His current practice location is 1601 2nd Ave N, Suite 342, Great Falls. Patients can contact him at 406-240-2045 or can fax him at 406-545-2276. Mr. Brett E Gilleo, LCPC, specializes in Counseling Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1063456895.

Mr. Brett E Gilleo help people with physical, emotional and mental health issues, improve their sense of well‐being, alleviate feelings of distress and resolve crises. He also provides assessment, diagnosis, and treatment of more severe psychological symptoms.
Counseling psychologists mainly focuses on: Healthy aspects and strengths of clients (whether being seen as individuals, couples, families, groups or organizations; Environmental/situational influences (how cultural, gender and lifestyle issues shape people’s experiences and concerns); Issues of diversity and social justice (e.g., advocacy); The role of career and work in peoples’ lives.

Practice Information

Mr. Brett E Gilleo's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Mr. Brett E Gilleo
Specialization Counseling Psychology
Credentials LCPC
Gender Male
Practice Address: 1601 2nd Ave N, Suite 342
Great Falls, MT - 59401
Fax 406-545-2276

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1063456895
NPI Enumeration Date: 15 Jun, 2006
NPI Last Update On: 18 Aug, 2015

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Mr. Brett E Gilleo are as mentioned below.

License NumberSpecializationStateStatus
Psychology Primary
LCPC 1009Counseling Psychology MontanaSecondary
LCPC1009Counselor MontanaSecondary
LCPC1009Marriage & Family Therapist MontanaSecondary
Behavioral Analyst Secondary
Marriage & Family Therapist Secondary

Other Medical Identifiers

Other professional identifiers associated with Mr. Brett E Gilleo such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
000742490OtherMontanaBC BS
0256854MedicaidMontana

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Mr. Brett E Gilleo
Po Box 6451,
Great Falls, MT - 59406
Phone: 406-240-2045
Fax: 406-545-2276

Book an Appointment with Mr. Brett E Gilleo

To schedule an appointment, contact Mr. Brett E Gilleo at 1601 2nd Ave N, Suite 342, Great Falls, Montana or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Brett E Gilleo:

Mr. Brett E Gilleo is a psychologist specializing in Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Mr. Brett E Gilleo is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Mr. Brett E Gilleo practices at 1601 2nd Ave N, Suite 342, Great Falls, Montana, 59401.

To schedule an appointment with Mr. Brett E Gilleo, please contact the office at 406-240-2045.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.