Mental Health Therapist

Danielle Mazzei

2201 Tuolumne St, Vallejo, California, 94589-2524

About Danielle Mazzei

Danielle Mazzei is a therapist based in Vallejo, California who is specialized in Mental Health Counselor. Her current practice location is 2201 Tuolumne St, Vallejo. Patients can reach her at 707-558-1777 or can fax her at 707-558-1770. Danielle Mazzei NPI number (Unique professional ID assigned by NPPES) is 1881854420.

Danielle Mazzei 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

Danielle Mazzei 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 Danielle Mazzei
Specialization Mental Health Counselor
Gender Female
Practice Address: 2201 Tuolumne St,
Vallejo, CA - 94589-2524
Fax 707-558-1770

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 Number1881854420
NPI Enumeration Date: 16 Jun, 2008
NPI Last Update On: 16 Jun, 2008

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 Danielle Mazzei are as mentioned below.

License NumberSpecializationStateStatus
Mental Health Counselor Primary

Mailing Address

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

Danielle Mazzei
1650 Pine St, #16
Concord, CA - 94520-3463
Phone: 707-558-1777
Fax: 707-558-1770

Book an Appointment with Danielle Mazzei

To schedule an appointment, contact Danielle Mazzei at 2201 Tuolumne St, Vallejo, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Danielle Mazzei:

Danielle Mazzei is a therapist specializing in Mental Health Counselor. She 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.

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

Danielle Mazzei practices at 2201 Tuolumne St, Vallejo, California, 94589-2524.

To schedule an appointment with Danielle Mazzei, please contact the office at 707-558-1777.

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