Mental Health Therapist

Joanna Harris

4537 Edwards Ln, Castro Valley, California, 94546-4734

About Joanna Harris

Joanna Harris is a therapist based in Castro Valley, California who is specialized in Mental Health Counselor. Her current practice location is 4537 Edwards Ln, Castro Valley. Patients can reach her at 510-690-1330 or can fax her at 510-690-1331. Joanna Harris NPI number (Unique professional ID assigned by NPPES) is 1255037206.

Joanna Harris is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Practice Information

Joanna Harris 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 Joanna Harris
Specialization Mental Health Counselor
Gender Female
Practice Address: 4537 Edwards Ln,
Castro Valley, CA - 94546-4734
Fax 510-690-1331

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 Number1255037206
NPI Enumeration Date: 01 Feb, 2023
NPI Last Update On: 14 Aug, 2026

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 Joanna Harris are as mentioned below.

License NumberSpecializationStateStatus
Rehabilitation Practitioner CaliforniaPrimary
Mental Health Counselor Secondary

Mailing Address

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

Joanna Harris
19346 Meekland Ave Apt 15,
Hayward, CA - 94541-1952
Phone: 510-666-7823

Book an Appointment with Joanna Harris

To schedule an appointment, contact Joanna Harris at 4537 Edwards Ln, Castro Valley, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Joanna Harris:

Joanna Harris is a therapist specializing in Rehabilitation Practitioner. She A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.

Yes, Joanna Harris is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Joanna Harris practices at 4537 Edwards Ln, Castro Valley, California, 94546-4734.

To schedule an appointment with Joanna Harris, please contact the office at 510-690-1330.

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