Psychiatrist | 8+ years experience

Kiefer Greenspan

2646 Dupont Drive Suite 60, #203, Irvine, California, 92612

About Kiefer Greenspan

Kiefer Greenspan is a psychiatrist based in Irvine, California with 8 years of experience in Psychiatry. He completed his graduation from University Of Pittsburgh School Of Medicine in 2018. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Kiefer Greenspan is A176625 for Psychiatry in California. His current practice location is 2646 Dupont Drive Suite 60, #203, Irvine. Patients can contact him at 949-230-3543. Kiefer Greenspan NPI number (Unique professional ID assigned by NPPES) is 1629573464.

Kiefer Greenspan 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

Kiefer Greenspan'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 Kiefer Greenspan
Specialization Psychiatry
Accepts Medicare Assignment Yes
Experience 8+ years
Medical School Attended University Of Pittsburgh School Of Medicine
Graduation Year 2018
Gender Male
Practice Address: 2646 Dupont Drive Suite 60, #203
Irvine, CA - 92612

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 9830521327
Enrollment ID I20220802002742
NPI Number1629573464
NPI Enumeration Date: 26 Mar, 2018
NPI Last Update On: 16 Jun, 2025

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 Kiefer Greenspan are as mentioned below.

License NumberSpecializationStateStatus
A176625Psychiatry 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 Kiefer Greenspan is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Harbor Psychiatry And Mental Health Professional Corporation (8729394572)23

Mailing Address

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

Kiefer Greenspan
2646 Dupont Drive Suite 60, #203
Irvine, CA - 92612
Phone: 949-230-3543

Book an Appointment with Kiefer Greenspan

To schedule an appointment, contact Kiefer Greenspan at 2646 Dupont Drive Suite 60, #203, Irvine, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Kiefer Greenspan:

Kiefer Greenspan 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.

Kiefer Greenspan completed his education () from University Of Pittsburgh School Of Medicine in 2018.

Kiefer Greenspan has approximately 8 years of experience in Psychiatry.

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

Yes, Kiefer Greenspan 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.

Kiefer Greenspan practices at 2646 Dupont Drive Suite 60, #203, Irvine, California, 92612.

To schedule an appointment with Kiefer Greenspan, please contact the office at 949-230-3543.

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