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).

Learn more about Dr. Lydia Mertens:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Lydia Mertens is Average. Dr. Mertens has been reviewed by 3 patients who have provided 1 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
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. Lydia Mertens, MD is board certified in Family Medicine.

Education & Awards

Dr. Mertens graduated from University of California at Davis.


Dr. Mertens has 2 hospital affiliations:

  • Kaiser Foundation Hospital - Santa Rosa 
  • Santa Rosa Medical Center 


  • Spanish

Similar doctors nearby

Dr. Uyen Ly

Family Medicine
12 years experience
Sebastopol, CA

Dr. Paul Teem

Family Medicine
31 years experience
Santa Rosa, CA

Dr. William Kingsbury

Family Medicine
45 years experience
Sebastopol, CA

Dr. Richard Powers

Family Medicine
42 years experience
Sebastopol, CA

Dr. Rhonda Berney

Family Medicine
33 years experience
Sebastopol, CA

Dr. James Shubin

Family Medicine
37 years experience
Sebastopol, CA
Search All Similar Doctors
Additional Information
Dr. Lydia Hasbrouck Mertens MD is a female Family Practitioner, has 26 years of experience and practices in Family Medicine.
Where does Dr. Lydia H. Mertens practice?
Dr. Lydia Mertens has 1 office location.
Dr. Lydia Mertens practices Family Medicine near Sebastopol, CA.
See Sebastopol Primary Care Doctors.