Psychologist | Clinical Psychology

Dr. Martin Leland Holmen, PH.D.

3295 Rockview Pl, San Luis Obispo, California, 93401-6715

About Dr. Martin Leland Holmen

Dr. Martin Leland Holmen is a psychologist based in San Luis Obispo, California who is specialized in Clinical Psychology. Active license number of Dr. Martin Leland Holmen is PSY6447 for Clinical Psychology in California. His current practice location is 3295 Rockview Pl, San Luis Obispo. Patients can contact him at 805-549-0846. Dr. Martin Leland Holmen, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1750556189.

Dr. Martin Leland Holmen 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Martin Leland Holmen'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. Martin Leland Holmen
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 3295 Rockview Pl,
San Luis Obispo, CA - 93401-6715

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 Number1750556189
NPI Enumeration Date: 27 Apr, 2008
NPI Last Update On: 27 Apr, 2008

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. Martin Leland Holmen are as mentioned below.

License NumberSpecializationStateStatus
PSY6447Clinical 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. Martin Leland Holmen
3295 Rockview Pl,
San Luis Obispo, CA - 93401-6715
Phone: 805-549-0846

Book an Appointment with Dr. Martin Leland Holmen

To schedule an appointment, contact Dr. Martin Leland Holmen at 3295 Rockview Pl, San Luis Obispo, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Martin Leland Holmen:

Dr. Martin Leland Holmen is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Martin Leland Holmen 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. Martin Leland Holmen practices at 3295 Rockview Pl, San Luis Obispo, California, 93401-6715.

To schedule an appointment with Dr. Martin Leland Holmen, please contact the office at 805-549-0846.

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