Psychiatrist | 16+ years experience

Alejandra Clark, M.D

820 N Mountain Ave Ste 108, Upland, California, 91786-4163

About Alejandra Clark

Alejandra Clark is a psychiatrist based in Upland, California with 16 years of experience in Psychiatry. She completed her graduation from University Of Louisville School Of Medicine in 2010. She accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Alejandra Clark is A111861 for Psychiatry in California. Her current practice location is 820 N Mountain Ave Ste 108, Upland. Patients can contact her at 909-749-1415. Alejandra Clark, M.D, specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1821250358.

Alejandra Clark 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

Alejandra Clark'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 Alejandra Clark
Specialization Psychiatry
Credentials M.D
Accepts Medicare Assignment Yes
Experience 16+ years
Medical School Attended University Of Louisville School Of Medicine
Graduation Year 2010
Gender Female
Practice Address: 820 N Mountain Ave Ste 108,
Upland, CA - 91786-4163

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 8224280417
Enrollment ID I20121217000101
NPI Number1821250358
NPI Enumeration Date: 26 Jun, 2008
NPI Last Update On: 02 Sep, 2026

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 Alejandra Clark are as mentioned below.

License NumberSpecializationStateStatus
A111861Psychiatry CaliforniaPrimary

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Alejandra Clark 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

Mailing Address

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

Alejandra Clark
820 N Mountain Ave Ste 108,
Upland, CA - 91786-4163
Phone: 909-749-1415

Book an Appointment with Alejandra Clark

To schedule an appointment, contact Alejandra Clark at 820 N Mountain Ave Ste 108, Upland, California or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Alejandra Clark:

Alejandra Clark is a psychiatrist specializing in Psychiatry. She 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.

Alejandra Clark completed her education (M.D) from University Of Louisville School Of Medicine in 2010.

Alejandra Clark has approximately 16 years of experience in Psychiatry.

Yes, Alejandra Clark accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Alejandra Clark 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.

Alejandra Clark practices at 820 N Mountain Ave Ste 108, Upland, California, 91786-4163.

To schedule an appointment with Alejandra Clark, please contact the office at 909-749-1415.

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