Psychiatrist | 45+ years experience

Dr. Ronald Lawrence Leon, M.D.

3432 Hillcrest Ave, Suite 175, Antioch, California, 94531-6301

About Dr. Ronald Lawrence Leon

Dr. Ronald Lawrence Leon is a psychiatrist based in Antioch, California with 45 years of experience in Psychiatry. He completed his graduation from University Of Wisconsin School Of Medicine in 1981. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. Ronald Lawrence Leon is A40420 for Psychiatry in California. His current practice location is 3432 Hillcrest Ave, Suite 175, Antioch. Patients can contact him at 925-778-1444 or can fax him at 925-778-9014. Dr. Ronald Lawrence Leon, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1467418830.

Dr. Ronald Lawrence Leon 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. Ronald Lawrence Leon'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. Ronald Lawrence Leon
Specialization Psychiatry
Credentials M.D.
Accepts Medicare Assignment Yes
Experience 45+ years
Medical School Attended University Of Wisconsin School Of Medicine
Graduation Year 1981
Gender Male
Practice Address: 3432 Hillcrest Ave, Suite 175
Antioch, CA - 94531-6301
Fax 925-778-9014

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.

PAC ID 5092737460
Enrollment ID I20051228000752
NPI Number1467418830
NPI Enumeration Date: 25 Apr, 2006
NPI Last Update On: 28 Jan, 2021

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. Ronald Lawrence Leon are as mentioned below.

License NumberSpecializationStateStatus
A40420Psychiatry CaliforniaPrimary
AO40420Specialist CaliforniaSecondary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One doctor can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(050276)Martinez, CAAcute Care Hospital

Mailing Address

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

Dr. Ronald Lawrence Leon
3432 Hillcrest Ave, Suite 175
Antioch, CA - 94531-6301
Phone: 925-778-1444
Fax: 925-778-9014

Book an Appointment with Dr. Ronald Lawrence Leon

To schedule an appointment, contact Dr. Ronald Lawrence Leon at 3432 Hillcrest Ave, Suite 175, Antioch, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Ronald Lawrence Leon:

Dr. Ronald Lawrence Leon is a psychiatrist specializing in Psychiatry. He 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.

Dr. Ronald Lawrence Leon completed his education (M.D.) from University Of Wisconsin School Of Medicine in 1981.

Dr. Ronald Lawrence Leon has approximately 45 years of experience in Psychiatry.

Yes, Dr. Ronald Lawrence Leon accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Ronald Lawrence Leon 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. Ronald Lawrence Leon practices at 3432 Hillcrest Ave, Suite 175, Antioch, California, 94531-6301.

To schedule an appointment with Dr. Ronald Lawrence Leon, please contact the office at 925-778-1444.

Reviews & Feedback

Have you visited Dr. Ronald Lawrence Leon? Share your experience to help others looking for a psychiatrist in Antioch, CA.

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