Catherine Kirby Flagg

Addiction (Substance Use Disorder) Counselor


  10305 E Montgomery Dr, Spokane Valley
     Washington, 99206-4220
  509-873-4072    Maps & Directions
Catherine Kirby Flagg is a Spokane Valley, Washington based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Her current practice location is 10305 E Montgomery Dr, Spokane Valley. Patients can book an appointment with her at 509-873-4072.
Catherine Kirby Flagg 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:
Catherine Kirby Flagg 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: Catherine Kirby Flagg
Specialization: Addiction (Substance Use Disorder) Counselor
Gender:Female
Accepts Medicare Assignment:No
Practice Address:10305 E Montgomery Dr, Spokane Valley,
Washington, 99206-4220
Phone:509-873-4072
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: 1396689725
NPI Enumeration Date: 16 Apr, 2026
NPI Last Update On: 16 Apr, 2026

Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 15106 N Chronicle Rd,
Mead, Washington
Zip: 99021-9412
Patients can reach Catherine Kirby Flagg at 10305 E Montgomery Dr, Spokane Valley, Washington or can call to book an appointment on 509-873-4072.
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.