Dorian Demetrius Day

RAD-T | Addiction (Substance Use Disorder) Counselor


  1525 Union Ave, Fairfield
     California, 94533-5049
  707-399-9190    Maps & Directions
Dorian Demetrius Day is a Fairfield, California based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Dorian Demetrius Day is R1531401023 for Addiction (Substance Use Disorder) Counselor in California. His current practice location is 1525 Union Ave, Fairfield. Patients can book an appointment with him at 707-399-9190.
Dorian Demetrius Day 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.
Complete Profile:
Dorian Demetrius Day speciality, credentials, practice address, contact phone number and fax are as below. Patients can directly walk in or can call on the below given phone number for appointment.
Name: Dorian Demetrius Day
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Male
Credentials: RAD-T
Accepts Medicare Assignment:No
Practice Address:1525 Union Ave, Fairfield,
California, 94533-5049
Phone:707-399-9190
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: 1477316479
NPI Enumeration Date: 01 Feb, 2024
NPI Last Update On: 01 Feb, 2024

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dorian Demetrius Day are as mentioned below.
License NumberSpecializationStateStatus
R1531401023Addiction (Substance Use Disorder) Counselor CaliforniaPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 609 Jefferson St,
Fairfield, California
Zip: 94533-6293
Phone Number: 707-399-9190
Patients can reach Dorian Demetrius Day at 1525 Union Ave, Fairfield, California or can call to book an appointment on 707-399-9190.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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