Addiction Therapist

Thomas David Seifert, CADC-I

1640 Superior Ave, Costa Mesa, California, 92627-3652

About Thomas David Seifert

Thomas David Seifert is a therapist based in Costa Mesa, California who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Thomas David Seifert is CI49561125 for Addiction (Substance Use Disorder) Counselor in California. His current practice location is 1640 Superior Ave, Costa Mesa. Patients can reach him at 916-358-0757. Thomas David Seifert is CADC-I in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1932069721.

Thomas David Seifert is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Practice Information

Thomas David Seifert speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Thomas David Seifert
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CADC-I
Gender Male
Practice Address: 1640 Superior Ave,
Costa Mesa, CA - 92627-3652

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 Number1932069721
NPI Enumeration Date: 13 Nov, 2025
NPI Last Update On: 08 Jan, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Thomas David Seifert are as mentioned below.

License NumberSpecializationStateStatus
CI49561125Addiction (Substance Use Disorder) Counselor CaliforniaPrimary

Mailing Address

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

Thomas David Seifert
575 W 19th St Apt H172,
Costa Mesa, CA - 92627-5052
Phone: 916-358-0757

Book an Appointment with Thomas David Seifert

To schedule an appointment, contact Thomas David Seifert at 1640 Superior Ave, Costa Mesa, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Thomas David Seifert:

Thomas David Seifert is a therapist specializing in Addiction (Substance Use Disorder) Counselor. He is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Yes, Thomas David Seifert is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Thomas David Seifert practices at 1640 Superior Ave, Costa Mesa, California, 92627-3652.

To schedule an appointment with Thomas David Seifert, please contact the office at 916-358-0757.

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