Browse Health
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Walter Zaks is Excellent. Dr. Zaks has been reviewed by 7 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.8
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Walter Zaks, MD is board certified in Family Medicine.

Education & Awards

Dr. Zaks graduated from University of California at San Francisco. He has 2 awards.

Patients' Choice Award (2011)
Compassionate Doctor Recognition (2011)


Dr. Zaks has 4 hospital affiliations:

  • John Muir Medical Center, Walnut Creek Campus 
  • John Muir Medical Center, Concord Campus 


  • Spanish

Similar doctors nearby

Dr. Shelly Maramonte

Family Medicine
18 years experience
Benicia, CA

Dr. Kenneth Bowers

Family Medicine
32 years experience
Benicia, CA

Dr. Laura Dalton

Family Medicine
12 years experience
Benicia, CA

Dr. Kristina Kim

Family Medicine
10 years experience
Benicia, CA

Dr. Lisa Messina

Family Medicine
6 years experience
Benicia, CA

Dr. Babak Mokari

Family Medicine
11 years experience
Vallejo, CA
Search All Similar Doctors
Additional Information
Dr. Walter Jan Zaks MD is a male Family Practitioner, has 36 years of experience and practices in Family Medicine.
Where does Dr. Walter J. Zaks practice?
Dr. Walter Zaks has 1 office location.
Dr. Walter Zaks practices Family Medicine near Benicia, CA.
See Benicia Primary Care Doctors.