Addiction Therapist

Mr. John Charles Duff Iii

727 Zion St, Nevada City, California, 95959-2920

About Mr. John Charles Duff Iii

Mr. John Charles Duff Iii is a therapist based in Nevada City, California who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Mr. John Charles Duff Iii is 9852 for Addiction (Substance Use Disorder) Counselor in California. His current practice location is 727 Zion St, Nevada City. Patients can reach him at 530-265-2914. Mr. John Charles Duff Iii NPI number (Unique professional ID assigned by NPPES) is 1962732719.

Mr. John Charles Duff Iii 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

Mr. John Charles Duff Iii 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 Mr. John Charles Duff Iii
Specialization Addiction (Substance Use Disorder) Counselor
Gender Male
Practice Address: 727 Zion St,
Nevada City, CA - 95959-2920

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 Number1962732719
NPI Enumeration Date: 29 Dec, 2009
NPI Last Update On: 29 Dec, 2009

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 Mr. John Charles Duff Iii are as mentioned below.

License NumberSpecializationStateStatus
9852Addiction (Substance Use Disorder) Counselor CaliforniaPrimary

Other Medical Identifiers

Other legacy medical identifiers associated with Mr. John Charles Duff Iii such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
290007APOtherCaliforniaOTHER

Mailing Address

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

Mr. John Charles Duff Iii
727 Zion St,
Nevada City, CA - 95959-2920
Phone: 530-265-2914

Book an Appointment with Mr. John Charles Duff Iii

To schedule an appointment, contact Mr. John Charles Duff Iii at 727 Zion St, Nevada City, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. John Charles Duff Iii:

John Charles Duff Iii 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, John Charles Duff Iii is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

John Charles Duff Iii practices at 727 Zion St, Nevada City, California, 95959-2920.

To schedule an appointment with John Charles Duff Iii, please contact the office at 530-265-2914.

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