Addiction Therapist

Harold Clifford Darst, CADC II

344 Nw 6th St, Corvallis, Oregon, 97330-4814

About Harold Clifford Darst

Harold Clifford Darst is a therapist based in Corvallis, Oregon who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Harold Clifford Darst is 99-11-61 for Addiction (Substance Use Disorder) Counselor in Oregon. His current practice location is 344 Nw 6th St, Corvallis. Patients can reach him at 541-954-7077 or can fax him at 888-505-1903. Harold Clifford Darst is CADC II in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1619090248.

Harold Clifford Darst 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

Harold Clifford Darst 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 Harold Clifford Darst
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CADC II
Gender Male
Practice Address: 344 Nw 6th St,
Corvallis, OR - 97330-4814
Fax 888-505-1903

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 Number1619090248
NPI Enumeration Date: 09 Apr, 2007
NPI Last Update On: 20 Sep, 2015

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 Harold Clifford Darst are as mentioned below.

License NumberSpecializationStateStatus
99-11-61Addiction (Substance Use Disorder) Counselor OregonPrimary

Mailing Address

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

Harold Clifford Darst
619 Nw 29th St,
Corvallis, OR - 97330-5240
Phone: 541-954-7077
Fax: 888-505-1903

Book an Appointment with Harold Clifford Darst

To schedule an appointment, contact Harold Clifford Darst at 344 Nw 6th St, Corvallis, Oregon or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Harold Clifford Darst:

Harold Clifford Darst 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, Harold Clifford Darst is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Harold Clifford Darst practices at 344 Nw 6th St, Corvallis, Oregon, 97330-4814.

To schedule an appointment with Harold Clifford Darst, please contact the office at 541-954-7077.

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