Ms. Shelley Leann O'sullivan
RAS | Addiction (Substance Use Disorder) Counselor
795 Fletcher Ln, Hayward
California, 94544-1008
510-247-8300 Maps & DirectionsMs. Shelley Leann O'sullivan is a Hayward, California based counselor who is specialized as Addiction (Substance Use Disorder) Counselor. Her current practice location is 795 Fletcher Ln, Hayward. Patients can book an appointment with her at 510-247-8300.
Ms. Shelley Leann O'sullivan is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her 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.
Complete Profile:
Ms. Shelley Leann O'sullivan speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Name: | Ms. Shelley Leann O'sullivan |
| Specialization: | Addiction (Substance Use Disorder) Counselor |
| Gender: | Female |
| Credentials: | RAS |
| Accepts Medicare Assignment: | No |
| Practice Address: | 795 Fletcher Ln, Hayward,
California, 94544-1008 |
| Phone: | 510-247-8300 |
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 Number: | 1952522898 |
| NPI Enumeration Date: | 01 May, 2007 |
| NPI Last Update On: | 08 Jul, 2007 |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 1782 D St Apt 14,
Hayward, California |
| Zip: | 94541-4365 |
| Phone Number: | 510-881-0522 |
Patients can reach Ms. Shelley Leann O'sullivan at
795 Fletcher Ln, Hayward, California or can
call to book an appointment on 510-247-8300.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.