Psychologist | Clinical Psychology

Dr. Devin Ardell Callahan, PSYD

9320 Carmel Mtn Rd Ste D, San Diego, California, 92129-2159

About Dr. Devin Ardell Callahan

Dr. Devin Ardell Callahan is a psychologist based in San Diego, California who is specialized in Clinical Psychology. Active license number of Dr. Devin Ardell Callahan is PSY19400 for Clinical Psychology in California. His current practice location is 9320 Carmel Mtn Rd Ste D, San Diego. Patients can contact him at 619-899-0148 or can fax him at 858-484-5445. Dr. Devin Ardell Callahan, PSYD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1699812743.

Dr. Devin Ardell Callahan 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. Devin Ardell Callahan'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. Devin Ardell Callahan
Specialization Clinical Psychology
Credentials PSYD
Gender Male
Practice Address: 9320 Carmel Mtn Rd Ste D,
San Diego, CA - 92129-2159
Fax 858-484-5445

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 Number1699812743
NPI Enumeration Date: 30 Jan, 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. Devin Ardell Callahan are as mentioned below.

License NumberSpecializationStateStatus
PSY19400Clinical Psychology CaliforniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Devin Ardell Callahan such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
PSY19400MedicaidCalifornia

Mailing Address

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

Dr. Devin Ardell Callahan
9320 Carmel Mtn Rd Ste D,
San Diego, CA - 92129-2159
Phone: 619-899-0148
Fax: 858-484-5445

Book an Appointment with Dr. Devin Ardell Callahan

To schedule an appointment, contact Dr. Devin Ardell Callahan at 9320 Carmel Mtn Rd Ste D, San Diego, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Devin Ardell Callahan:

Dr. Devin Ardell Callahan 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. Devin Ardell Callahan 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. Devin Ardell Callahan practices at 9320 Carmel Mtn Rd Ste D, San Diego, California, 92129-2159.

To schedule an appointment with Dr. Devin Ardell Callahan, please contact the office at 619-899-0148.

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