Summary

Dr. Keith Mercer specializes in ophthalmology and brings 49 years of experience to eye care. He earned his medical degree from the University of California Irvine College of Medicine and completed his residency through the U.S. Department of Veterans Affairs. Dr. Mercer speaks both Spanish and German, allowing him to serve patients from diverse backgrounds.

Dr. Mercer practices at multiple locations throughout Northern California, including Grass Valley, Folsom, and Sacramento. He is affiliated with Sierra Nevada Memorial Hospital, Mercy Hospital of Folsom, and Methodist Hospital of Sacramento. His expertise includes treating cataracts and glaucoma, including open-angle glaucoma. He performs comprehensive eye exams, dilated eye exams, and tonometry to monitor eye pressure. Patients have rated him 4.6 out of 5 stars on average.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.6
  • 49 years of experience
  • speaks Spanish, German
  • U S Department Of Veterans Affairs
  • 1 written review
  • 1 specialty
  • 9 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 5 office locations
  • Male

Office Locations

Dr. Keith Barclay Mercer has 5 locations

Sierra View Medical Eye Inc

400 Sierra College Dr Ste AGrass Valley, CA 95945
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

Sierra Ambulatory Surgery Center Llc

400 Sierra College Dr Ste BGrass Valley, CA 95945
Mon5:30 am - 4:30 pm
Tue5:30 am - 4:30 pm
Wed5:30 am - 4:30 pm
Thu5:30 am - 4:30 pm
Fri5:30 am - 4:30 pm
SatClosed
SunClosed

Mercy Hospital Of Folsom

1650 Creekside DrFolsom, CA 95630

Methodist Hospital Of Sacramento

7500 Hospital DrSacramento, CA 95823

Sierra Nevada Memorial Hospital

155 Glasson WayGrass Valley, CA 95945

Compare with Similar Doctors

Dr. Keith Barclay Mercer, MD
Dr. Tony Tsai, MD
Dr. John Brian Reed, MD
Dr. Howard Douglas Cooper, MD
Dr. Keith Barclay Mercer, MDDr. Tony Tsai, MDDr. John Brian Reed, MDDr. Howard Douglas Cooper, MD
OphthalmologyOphthalmologyOphthalmologyOphthalmology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
4.1 
49 Years of Experience 28 Years of Experience 36 Years of Experience 41 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, German Speaks Spanish, English Speaks Spanish, English Speaks Spanish, English
Grass Valley , CAElk Grove , CASacramento , CASacramento , CA
Med School: University Of California Irvine College Of Medicine Med School: Washington University In St Louis School Of Medicine Med School: Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine Med School: Tulane University School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Keith Barclay Mercer

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Keith Barclay Mercer has the following specialty

Specialty Expertise

Dr. Keith Barclay Mercer has the following 9 areas of expertise

  • Blindness
  • Cataract
  • Diabetic Retinopathy
  • Eye Exam
  • Eye Pain
  • Glaucoma
  • Lasik Surgery
  • Macular Degeneration
  • Vision Issues

Certifications, License, & Education

49 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Residency

U S Department Of Veterans Affairs

Medical School

University Of California Irvine College Of MedicineGraduated in 1977

Similar doctors

Frequently Asked Questions

Is Dr. Keith Mercer accepting new patients?
Dr. Keith Mercer is accepting new patients on Vitals. View Dr. Keith Mercer's profile on Vitals to make an appointment.
Does Dr. Keith Mercer accept my insurance?
You can see the insurance plans that Dr. Keith Mercer accepts on their Vitals profile.
What languages does Dr. Keith Mercer speak?
Dr. Keith Mercer speaks Spanish and German.
How can I make an appointment with Dr. Keith Mercer?
You can find contact information for Dr. Keith Mercer here on Vitals.
Where is Dr. Keith Mercer's office located?
Dr. Keith Mercer's office is located at 400 Sierra College Dr Ste A, Grass Valley, CA, 95945.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.