Mark Hreish is a Riverside, California based psychiatrist with 13 years of experience in Psychiatry. He completed his graduation in 2012. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Mark Hreish is A137381 for Psychiatry in California. His current practice location is 10800 Magnolia Ave, Riverside. Patients can reach him at 951-353-2000. Mark Hreish NPI number (Unique professional ID assigned by NPPES) is 1164839502.
Mark Hreish specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Complete Profile:
Mark Hreish 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 Hreish |
| Specialization: | Psychiatry |
| Gender: | Male |
| Experience: | 13+ years |
| Medical School Attended: | Other |
| Graduation Year: | 2012 |
| Accepts Medicare Assignment: | Yes |
| Practice Address: | 10800 Magnolia Ave, Riverside,
California, 92505-3043 |
| Phone: | 951-353-2000 |
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.
| PAC ID: | 4880981695 |
| Enrollment ID: | I20160922000643 |
| NPI Number: | 1164839502 |
| NPI Enumeration Date: | 17 Jul, 2014 |
| NPI Last Update On: | 01 Dec, 2021 |
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 Hreish are as mentioned below.
| License Number | Specialization | State | Status | |
| A137381 | Psychiatry | California | Primary | |
Group Practice:
Group practices are practice of medicine by a group of physicians who share their premises and other resources. Following list states all the group name
with which Mark Hreish is associated with along with the number of members in that group.
| Organization Name (Group PAC ID) | Members |
| Southern California Permanente Medical Group (6002729175) | 7677 |
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 Hreish
10800 Magnolia Ave,
Riverside, California |
| Zip: | 92505-3043 |
Patients can reach Mark Hreish at
10800 Magnolia Ave, Riverside, California or can
call to book an appointment on 951-353-2000.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.