Dr. Samuel John Fesenmeier

DO | Psychiatry


  1000 Fivepoint, Irvine
     California, 92618-2377
  800-826-4673    Maps & Directions
Dr. Samuel John Fesenmeier is a Irvine, California based psychiatrist who is specialized in Psychiatry. Active license number of Dr. Samuel John Fesenmeier is 20A24295 for Psychiatry in California. His current practice location is 1000 Fivepoint, Irvine. Patients can reach him at 800-826-4673. Dr. Samuel John Fesenmeier is DO in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1952860587.
Dr. Samuel John Fesenmeier 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.
Complete Profile:
Dr. Samuel John Fesenmeier speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Dr. Samuel John Fesenmeier
Specialization: Psychiatry
Gender:Male
Credentials: DO
Practice Address:1000 Fivepoint, Irvine,
California, 92618-2377
Phone:800-826-4673
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1952860587
NPI Enumeration Date: 13 Mar, 2019
NPI Last Update On: 08 Jul, 2026

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Samuel John Fesenmeier are as mentioned below.
License NumberSpecializationStateStatus
20A24295Psychiatry CaliforniaPrimary
DOS-2139Psychiatry HawaiiSecondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Dr. Samuel John Fesenmeier
Po Box 512185,
Los Angeles, California
Zip: 90051-0185
Patients can reach Dr. Samuel John Fesenmeier at 1000 Fivepoint, Irvine, California or can call to book an appointment on 800-826-4673.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 July, 2026.