Diana L Lessley

RADT | Addiction (Substance Use Disorder) Counselor


  2751 Napa Valley Corporate Dr, Napa
     California, 94558-6216
  707-704-8299    Maps & Directions
Diana L Lessley is a Napa, California based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Diana L Lessley is R1420550221 for Addiction (Substance Use Disorder) Counselor in California. Her current practice location is 2751 Napa Valley Corporate Dr, Napa. Patients can book an appointment with her at 707-704-8299.
Diana L Lessley is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her 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:
Diana L Lessley 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: Diana L Lessley
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Female
Credentials: RADT
Accepts Medicare Assignment:No
Practice Address:2751 Napa Valley Corporate Dr, Napa,
California, 94558-6216
Phone:707-704-8299
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: 1689337933
NPI Enumeration Date: 14 Oct, 2021
NPI Last Update On: 14 Oct, 2021

Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Diana L Lessley are as mentioned below.
License NumberSpecializationStateStatus
R1420550221Addiction (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: 185 Kit Carson Way,
Vallejo, California
Zip: 94589-1942
Phone Number: 707-704-8299
Patients can reach Diana L Lessley at 2751 Napa Valley Corporate Dr, Napa, California or can call to book an appointment on 707-704-8299.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

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