Mark Douglas Diamond
PHD | Clinical Psychologist
29377 Rancho California Rd, Suite 201, Temecula
California, 92591-5206
951-693-2486 Maps & DirectionsMark Douglas Diamond is a Temecula, California based psychologist who is specialized in Clinical Psychology. Active license number of Mark Douglas Diamond is PSY8771 for Clinical Psychology in California. His current practice location is 29377 Rancho California Rd, Suite 201, Temecula. Patients can reach him at 951-693-2486. Mark Douglas Diamond is PHD in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1831247998.
Mark Douglas Diamond 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:
Mark Douglas Diamond speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Mark Douglas Diamond |
| Specialization: | Clinical Psychology |
| Gender: | Male |
| Credentials: | PHD |
| Practice Address: | 29377 Rancho California Rd, Suite 201, Temecula,
California, 92591-5206 |
| Phone: | 951-693-2486 |
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: | 1831247998 |
| NPI Enumeration Date: | 08 Jan, 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 Mark Douglas Diamond are as mentioned below.
| License Number | Specialization | State | Status | |
| PSY8771 | Clinical Psychology | California | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Mark Douglas Diamond such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| PJ0087710 | Other | California | MEDICAL |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Mark Douglas Diamond
24980 Terreno Dr,
Temecula, California |
| Zip: | 92590-3989 |
| Phone Number: | 951-693-2486 |
Patients can reach Mark Douglas Diamond at
29377 Rancho California Rd, Suite 201, Temecula, California or can
call to book an appointment on 951-693-2486.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.