Psychologist | Clinical Psychology

Juliet F Lamonaca, PSY.D.

944 Avenue B, Billings, Montana, 59102-3346

About Juliet F Lamonaca

Juliet F Lamonaca is a psychologist based in Billings, Montana who is specialized in Clinical Psychology. Active license number of Juliet F Lamonaca is 2206 for Clinical Psychology in Montana. Her current practice location is 944 Avenue B, Billings. Patients can contact her at 406-696-7266 or can fax her at 844-810-1486. Juliet F Lamonaca, PSY.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1245674431.

Juliet F Lamonaca is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Juliet F Lamonaca'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 Juliet F Lamonaca
Specialization Clinical Psychology
Credentials PSY.D.
Gender Female
Practice Address: 944 Avenue B,
Billings, MT - 59102-3346
Fax 844-810-1486

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 Number1245674431
NPI Enumeration Date: 18 Apr, 2013
NPI Last Update On: 12 Jun, 2026

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 Juliet F Lamonaca are as mentioned below.

License NumberSpecializationStateStatus
2206Clinical Psychology MontanaPrimary
2342Clinical Psychology OregonSecondary

Mailing Address

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

Juliet F Lamonaca
944 Avenue B,
Billings, MT - 59102-3346
Phone: 406-696-7266
Fax: 844-810-1486

Book an Appointment with Juliet F Lamonaca

To schedule an appointment, contact Juliet F Lamonaca at 944 Avenue B, Billings, Montana or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Juliet F Lamonaca:

Juliet F Lamonaca is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Juliet F Lamonaca 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.

Juliet F Lamonaca practices at 944 Avenue B, Billings, Montana, 59102-3346.

To schedule an appointment with Juliet F Lamonaca, please contact the office at 406-696-7266.

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