Marisa Sommerhalder

AMFT | Mental Health Counselor


  35 Quail Ct Ste 102, Walnut Creek
     California, 94596-5590
  925-899-8857    Maps & Directions
Marisa Sommerhalder is a Walnut Creek, California based counselor who is specialized as Mental Health Counselor. Her current practice location is 35 Quail Ct Ste 102, Walnut Creek. Patients can book an appointment with her at 925-899-8857.
Marisa Sommerhalder 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.
Complete Profile:
Marisa Sommerhalder 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: Marisa Sommerhalder
Specialization: Mental Health Counselor
Gender:Female
Credentials: AMFT
Accepts Medicare Assignment:No
Practice Address:35 Quail Ct Ste 102, Walnut Creek,
California, 94596-5590
Phone:925-899-8857
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: 1194448274
NPI Enumeration Date: 22 Sep, 2022
NPI Last Update On: 27 Jan, 2026

Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: 783 Diablo Rd,
Danville, California
Zip: 94526-2731
Phone Number: 925-899-8857
Patients can reach Marisa Sommerhalder at 35 Quail Ct Ste 102, Walnut Creek, California or can call to book an appointment on 925-899-8857.
Comments/ Reviews:
Read all the reviews posted for Marisa Sommerhalder below. You may also share your own experience with Marisa Sommerhalder. Your feedback can help others make better decisions.

**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.