Psychologist | Clinical Psychology

Dr. Allegra Nicole Klacsmann, PH.D.

21700 Copley Dr Ste 200, Suite 200, Diamond Bar, California, 91765-2219

About Dr. Allegra Nicole Klacsmann

Dr. Allegra Nicole Klacsmann is a psychologist based in Diamond Bar, California who is specialized in Clinical Psychology. Active license number of Dr. Allegra Nicole Klacsmann is 23494 for Clinical Psychology in California. Her current practice location is 21700 Copley Dr Ste 200, Suite 200, Diamond Bar. Patients can contact her at 800-966-7306. Dr. Allegra Nicole Klacsmann, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1871788414.

Dr. Allegra Nicole Klacsmann 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. Allegra Nicole Klacsmann'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. Allegra Nicole Klacsmann
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 21700 Copley Dr Ste 200, Suite 200
Diamond Bar, CA - 91765-2219

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 Number1871788414
NPI Enumeration Date: 06 Sep, 2007
NPI Last Update On: 08 Feb, 2012

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. Allegra Nicole Klacsmann are as mentioned below.

License NumberSpecializationStateStatus
23494Clinical Psychology CaliforniaPrimary

Mailing Address

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

Dr. Allegra Nicole Klacsmann
21700 Copley Dr Ste 200, Suite 200
Diamond Bar, CA - 91765-2219

Book an Appointment with Dr. Allegra Nicole Klacsmann

To schedule an appointment, contact Dr. Allegra Nicole Klacsmann at 21700 Copley Dr Ste 200, Suite 200, Diamond Bar, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Allegra Nicole Klacsmann:

Dr. Allegra Nicole Klacsmann is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Allegra Nicole Klacsmann 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. Allegra Nicole Klacsmann practices at 21700 Copley Dr Ste 200, Suite 200, Diamond Bar, California, 91765-2219.

To schedule an appointment with Dr. Allegra Nicole Klacsmann, please contact the office at 800-966-7306.

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