Addiction Therapist

Dr. John Joseph Oneill Iii, EDD, LCSW, LCDC, CAS

6108 Whipple Way, Suite 450, Austin, Texas, 78745-2077

About Dr. John Joseph Oneill Iii

Dr. John Joseph Oneill Iii is a therapist based in Austin, Texas who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Dr. John Joseph Oneill Iii is 30824 for Social Worker in Texas. His current practice location is 6108 Whipple Way, Suite 450, Austin. Patients can reach him at 832-274-4651. Dr. John Joseph Oneill Iii is EDD, LCSW, LCDC, CAS in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1336338904.

Dr. John Joseph Oneill 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

Dr. John Joseph Oneill 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 Dr. John Joseph Oneill Iii
Specialization Addiction (Substance Use Disorder) Counselor
Credentials EDD, LCSW, LCDC, CAS
Gender Male
Practice Address: 6108 Whipple Way, Suite 450
Austin, TX - 78745-2077

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 Number1336338904
NPI Enumeration Date: 19 Oct, 2007
NPI Last Update On: 11 Jan, 2017

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 Dr. John Joseph Oneill Iii are as mentioned below.

License NumberSpecializationStateStatus
30824Social Worker TexasPrimary
7934Addiction (Substance Use Disorder) Counselor TexasSecondary

Mailing Address

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

Dr. John Joseph Oneill Iii
6108 Whipple Way, Suite 450
Austin, TX - 78745-2077
Phone: 832-274-4651

Book an Appointment with Dr. John Joseph Oneill Iii

To schedule an appointment, contact Dr. John Joseph Oneill Iii at 6108 Whipple Way, Suite 450, Austin, Texas or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. John Joseph Oneill Iii:

John Joseph Oneill Iii is a therapist specializing in Social Worker. He A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Yes, John Joseph Oneill Iii is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

John Joseph Oneill Iii practices at 6108 Whipple Way, Suite 450, Austin, Texas, 78745-2077.

To schedule an appointment with John Joseph Oneill Iii, please contact the office at 832-274-4651.

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