Addiction Therapist

Thomas C Messner, CAS

1408 A St, Antioch, California, 94509-2331

About Thomas C Messner

Thomas C Messner is a therapist based in Antioch, California who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Thomas C Messner is 02-021220 for Addiction (Substance Use Disorder) Counselor in California. His current practice location is 1408 A St, Antioch. Patients can reach him at 925-978-2873 or can fax him at 925-757-0411. Thomas C Messner is CAS in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1619144250.

Thomas C Messner 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 C Messner 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 C Messner
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CAS
Gender Male
Practice Address: 1408 A St,
Antioch, CA - 94509-2331
Fax 925-757-0411

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 Number1619144250
NPI Enumeration Date: 13 May, 2008
NPI Last Update On: 13 May, 2008

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 C Messner are as mentioned below.

License NumberSpecializationStateStatus
02-021220Addiction (Substance Use Disorder) Counselor CaliforniaPrimary

Other Medical Identifiers

Other legacy medical identifiers associated with Thomas C Messner such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
02-021220OtherCaliforniaCAARRS/CAS/CERTIFICATION

Mailing Address

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

Thomas C Messner
1408 A St,
Antioch, CA - 94509-2331
Phone: 925-978-2873
Fax: 925-757-0411

Book an Appointment with Thomas C Messner

To schedule an appointment, contact Thomas C Messner at 1408 A St, Antioch, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Thomas C Messner:

Thomas C Messner 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 C Messner is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Thomas C Messner practices at 1408 A St, Antioch, California, 94509-2331.

To schedule an appointment with Thomas C Messner, please contact the office at 925-978-2873.

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