Mr. William I. Mcmillan

CDP | Addiction (Substance Use Disorder) Counselor


  151 N Market Blvd, Chehalis
     Washington, 98532-2677
  360-948-0203    Maps & Directions
Mr. William I. Mcmillan is a Chehalis, Washington based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Active license number of Mr. William I. Mcmillan is CG61491898 for Mental Health Counselor in Washington. His current practice location is 151 N Market Blvd, Chehalis. Patients can book an appointment with him at 360-948-0203.
Mr. William I. Mcmillan 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:
Mr. William I. Mcmillan 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: Mr. William I. Mcmillan
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Male
Credentials: CDP
Accepts Medicare Assignment:No
Practice Address:151 N Market Blvd, Chehalis,
Washington, 98532-2677
Phone:360-948-0203
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: 1164922324
NPI Enumeration Date: 14 Feb, 2018
NPI Last Update On: 22 Jul, 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 Mr. William I. Mcmillan are as mentioned below.
License NumberSpecializationStateStatus
CG61491898Mental Health Counselor WashingtonPrimary
C060754866Addiction (Substance Use Disorder) Counselor WashingtonSecondary
Mental Health Counselor Secondary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 151 N Market Blvd,
Chehalis, Washington
Zip: 98532-2677
Phone Number: 360-948-0203
Patients can reach Mr. William I. Mcmillan at 151 N Market Blvd, Chehalis, Washington or can call to book an appointment on 360-948-0203.
*Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 June, 2025.

Comments/ Reviews: