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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 (3)

The overall average patient rating of Dr. Karen Winchester is Excellent. Dr. Winchester has been reviewed by 10 patients who have provided 3 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 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. Karen Winchester, MD is board certified in Ophthalmology.

  • She has special expertise in 7 areas:
  • Angle-Closure Glaucoma
  • Corneal Diseases
  • Diabetic Eye Disease (Diabetic Retinopathy)
  • Glaucoma
  • Lens Implants (Intraocular Lens Implantation)
  • Macular Degeneration
  • Open-Angle Glaucoma

Education & Awards

Dr. Winchester graduated from University of Pennsylvania , Philadelphia. She has 3 awards.

Patients' Choice Award (2014)
Compassionate Doctor Recognition (2014)
On-Time Doctor Award (2014)


Dr. Winchester has 3 hospital affiliations:

  • Providence St Vincent Medical Center 
  • Legacy Emanuel Hospital & Health Ctr 
  • Legacy Good Samaritan and Medical Center 


  • French
  • Russian

> > > > Dr. Karen Winchester, MD

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Additional Information
Dr. Karen Winchester MD is a female Ophthalmologist, has 22 years of experience and practices in Ophthalmology.
Where does Dr. Karen Winchester practice?
Dr. Karen Winchester has 4 office locations.
Dr. Karen Winchester practices Ophthalmology near Lake Oswego, OR.
Additional practice locations include: Beaverton, OR and Tualatin, OR.
See Lake Oswego Ophthalmologists.