Psychologist | Clinical Psychology

Dr. Shirley Joan Trosino, PH.D.

27001 La Paz Rd, Ste.403, Mission Viejo, California, 92691-5502

About Dr. Shirley Joan Trosino

Dr. Shirley Joan Trosino is a psychologist based in Mission Viejo, California who is specialized in Clinical Psychology. Active license number of Dr. Shirley Joan Trosino is PSY15381 for Clinical Psychology in California. Her current practice location is 27001 La Paz Rd, Ste.403, Mission Viejo. Patients can contact her at 949-362-2858 or can fax her at 949-362-2858. Dr. Shirley Joan Trosino, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1306969027.

Dr. Shirley Joan Trosino 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

Dr. Shirley Joan Trosino'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 Dr. Shirley Joan Trosino
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 27001 La Paz Rd, Ste.403
Mission Viejo, CA - 92691-5502
Fax 949-362-2858

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 Number1306969027
NPI Enumeration Date: 09 Apr, 2007
NPI Last Update On: 08 Jul, 2007

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 Dr. Shirley Joan Trosino are as mentioned below.

License NumberSpecializationStateStatus
PSY15381Clinical Psychology CaliforniaPrimary

Mailing Address

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

Dr. Shirley Joan Trosino
23974 Aliso Creek Rd, Ste. 430
Laguna Niguel, CA - 92677-3908
Phone: 949-362-2858
Fax: 949-362-2858

Book an Appointment with Dr. Shirley Joan Trosino

To schedule an appointment, contact Dr. Shirley Joan Trosino at 27001 La Paz Rd, Ste.403, Mission Viejo, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Shirley Joan Trosino:

Dr. Shirley Joan Trosino 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, Dr. Shirley Joan Trosino 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.

Dr. Shirley Joan Trosino practices at 27001 La Paz Rd, Ste.403, Mission Viejo, California, 92691-5502.

To schedule an appointment with Dr. Shirley Joan Trosino, please contact the office at 949-362-2858.

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