Addiction Therapist

Mr. Derek Edward Whittington, CATC IV

2901 Cleveland Ave Ste 101, Santa Rosa, California, 95403-2788

About Mr. Derek Edward Whittington

Mr. Derek Edward Whittington is a therapist based in Santa Rosa, California who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Mr. Derek Edward Whittington is 2114626 for Addiction (Substance Use Disorder) Counselor in California. His current practice location is 2901 Cleveland Ave Ste 101, Santa Rosa. Patients can reach him at 707-308-4492. Mr. Derek Edward Whittington is CATC IV in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1811861941.

Mr. Derek Edward Whittington 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. Derek Edward Whittington 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. Derek Edward Whittington
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CATC IV
Gender Male
Practice Address: 2901 Cleveland Ave Ste 101,
Santa Rosa, CA - 95403-2788

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 Number1811861941
NPI Enumeration Date: 01 Oct, 2025
NPI Last Update On: 01 Oct, 2025

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. Derek Edward Whittington are as mentioned below.

License NumberSpecializationStateStatus
2114626Addiction (Substance Use Disorder) Counselor CaliforniaPrimary

Mailing Address

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

Mr. Derek Edward Whittington
2020 Chetwood Dr,
Petaluma, CA - 94952-5205
Phone: 415-317-3900

Book an Appointment with Mr. Derek Edward Whittington

To schedule an appointment, contact Mr. Derek Edward Whittington at 2901 Cleveland Ave Ste 101, Santa Rosa, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. Derek Edward Whittington:

Derek Edward Whittington 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, Derek Edward Whittington is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Derek Edward Whittington practices at 2901 Cleveland Ave Ste 101, Santa Rosa, California, 95403-2788.

To schedule an appointment with Derek Edward Whittington, please contact the office at 707-308-4492.

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