Psychiatrist

Dr. John O. Viesselman, M.D.

1666 N Main St Ste 400, Santa Ana, California, 92701-7417

About Dr. John O. Viesselman

Dr. John O. Viesselman is a psychiatrist based in Santa Ana, California who is specialized in Psychiatry. Active license number of Dr. John O. Viesselman is G25102 for Child & Adolescent Psychiatry in California. His current practice location is 1666 N Main St Ste 400, Santa Ana. Patients can contact him at 714-704-5900. Dr. John O. Viesselman, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1124096250.

Dr. John O. Viesselman 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.

Practice Information

Dr. John O. Viesselman'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. John O. Viesselman
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 1666 N Main St Ste 400,
Santa Ana, CA - 92701-7417

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 Number1124096250
NPI Enumeration Date: 14 Mar, 2006
NPI Last Update On: 06 Feb, 2014

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. John O. Viesselman are as mentioned below.

License NumberSpecializationStateStatus
G25102Child & Adolescent Psychiatry CaliforniaPrimary
MD11763Psychiatry HawaiiSecondary
MD11763Child & Adolescent Psychiatry HawaiiSecondary
G25102Psychiatry CaliforniaSecondary

Mailing Address

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

Dr. John O. Viesselman
24802 Rittenhouse Cir,
Laguna Hills, CA - 92653-4308
Phone: 949-855-1482

Book an Appointment with Dr. John O. Viesselman

To schedule an appointment, contact Dr. John O. Viesselman at 1666 N Main St Ste 400, Santa Ana, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. John O. Viesselman:

Dr. John O. Viesselman is a psychiatrist specializing in Child & Adolescent Psychiatry. He has done additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.

Yes, Dr. John O. Viesselman 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. John O. Viesselman practices at 1666 N Main St Ste 400, Santa Ana, California, 92701-7417.

To schedule an appointment with Dr. John O. Viesselman, please contact the office at 714-704-5900.

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