Dr. Leo Matthew Duggan Iii
PH.D. | Clinical Psychologist
4137 E 7th St, Long Beach
California, 90804-5311
562-433-7652 562-433-8152
Maps & DirectionsDr. Leo Matthew Duggan Iii is a Long Beach, California based psychologist who is specialized in Clinical Psychology. Active license number of Dr. Leo Matthew Duggan Iii is PSY11407 for Clinical Psychology in California. His current practice location is 4137 E 7th St, Long Beach. Patients can reach him at 562-433-7652 or can fax him at 562-433-8152. Dr. Leo Matthew Duggan Iii is PH.D. in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1134250194.
Dr. Leo Matthew Duggan Iii 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.
Complete Profile:
Dr. Leo Matthew Duggan Iii speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Leo Matthew Duggan Iii |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PH.D. |
| Practice Address: | 4137 E 7th St, Long Beach,
California, 90804-5311 |
| Phone: | 562-433-7652 |
| Fax: | 562-433-8152 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1134250194 |
| NPI Enumeration Date: | 08 Mar, 2007 |
| NPI Last Update On: | 08 Jul, 2007 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Leo Matthew Duggan Iii are as mentioned below.
| License Number | Specialization | State | Status | |
| PSY11407 | Clinical Psychology | California | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Leo Matthew Duggan Iii
4137 E 7th St,
Long Beach, California |
| Zip: | 90804-5311 |
| Phone Number: | 562-433-7652 |
| Fax Number: | 562-433-8152 |
Patients can reach Dr. Leo Matthew Duggan Iii at
4137 E 7th St, Long Beach, California or can
call to book an appointment on 562-433-7652.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.