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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 (1)

The overall average patient rating of Dr. Mark Ratley is Excellent. Dr. Ratley has been reviewed by 2 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0

Specialties & Research

Dr. Mark Ratley, MD is board certified in Family Medicine.

Education & Awards

Dr. Ratley graduated from The University of Texas Southwestern, Dallas.


Dr. Ratley has 6 hospital affiliations:

  • Mercy San Juan Medical Center 
  • Mercy General Hospital 


  • Spanish
  • English

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Additional Information
Dr. Mark Layton Ratley MD is a male Family Practitioner, has 10 years of experience and practices in Family Medicine.
Where does Dr. Mark L. Ratley practice?
Dr. Mark Ratley has 3 office locations.
Dr. Mark Ratley practices Family Medicine near Sacramento, CA.
Additional practice locations include: Roseville, CA.
See Sacramento Primary Care Doctors.