Professional Therapist

William Joseph Sullivan, MFT

101 S Forest Rd, Sonora, California, 95370-4895

About William Joseph Sullivan

William Joseph Sullivan is a therapist based in Sonora, California who is specialized in Professional Counselor. Active license number of William Joseph Sullivan is MFT 39899 for Professional Counselor in California. His current practice location is 101 S Forest Rd, Sonora. Patients can reach him at 209-533-0963. William Joseph Sullivan is MFT in Professional Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1467509448.

William Joseph Sullivan is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. He uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Practice Information

William Joseph Sullivan 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 William Joseph Sullivan
Specialization Professional Counselor
Credentials MFT
Gender Male
Practice Address: 101 S Forest Rd,
Sonora, CA - 95370-4895

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 Number1467509448
NPI Enumeration Date: 04 Jan, 2007
NPI Last Update On: 08 Jul, 2007

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 William Joseph Sullivan are as mentioned below.

License NumberSpecializationStateStatus
MFT 39899Professional 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.

William Joseph Sullivan
15442 Camino Del Parque Rd S,
Sonora, CA - 95370-9655
Phone: 209-533-1126

Book an Appointment with William Joseph Sullivan

To schedule an appointment, contact William Joseph Sullivan at 101 S Forest Rd, Sonora, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about William Joseph Sullivan:

William Joseph Sullivan is a therapist specializing in Professional Counselor. He is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. He uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Yes, William Joseph Sullivan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

William Joseph Sullivan practices at 101 S Forest Rd, Sonora, California, 95370-4895.

To schedule an appointment with William Joseph Sullivan, please contact the office at 209-533-0963.

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