Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. John Ng xhas an overall rating of 5.0.


Dr. John Ng, MD, MS is a Doctor primarily located in Portland, OR, with other offices in Portland, OR and Hillsboro, OR (and 1 other location). He has 28 years of experience. His specialties include Ophthalmology. Dr. Ng is affiliated with Legacy Good Samaritan Medical Center, Samaritan Albany General Hospital and Providence Willamette Falls Medical Center. He speaks English.


Patients rate and review their physicians based on criteria of care including bedside manner, doctor-patient face time, and degree of follow-up. Patients also provide their doctor with an overall ratings. Vitals analyzes these ratings annually, along with other quality measures, to identify and award the top physicians.


Find out the languages this doctor/ or staff may speak.


Learn where this doctor attended medical school.

Specialties & Expertise

Dr. John Ng has the following 9 areas of expertise, 1 specialty and 1 board certification.


An ophthalmologist has the training to do much more than just prescribe glasses. They are physicians specially trained to diagnose and treat disorders of the eyes and vision. These doctors are experts on the complicated anatomy of the eye and are trained to treat eye diseases through both medical and surgical methods.
Some common conditions that ophthalmologists treat are cataracts, glaucoma, strabismus, diabetic retinopathy, macular degeneration and amblyopia. In addition, ophthalmologists can provide prescriptions for eye glasses and contact lenses and perform LASIK surgery and other corrective surgeries for refractive errors like myopia (near-sightedness), hyperopia (far-sightedness), astigmatism and presbyopia.


See areas of expertise for treating specific conditions, procedures and surgeries for this doctor.

Board Certification

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.

Locations & Directions

OHSU Casey Eye Institute

3375 SW Terwilliger Blvd
Portland, OR 97239

Devers Eye Institute

1040 NW 22nd Ave
Portland, OR 97210

Hillsboro Optical

18650 NW Cornell Rd
Hillsboro, OR 97124

Hillsboro Eye Clinic

512 E Main St
Hillsboro, OR 97123

Nearby Doctors

Dr. John Ng, MD, MS is similar to these 3 Doctors near Portland, OR.