C. Douglas Evans, M.D.C. Douglas Evans, M.D.

Dr. Evans is an Eye Physician and Surgeon certified by the American Board of Ophthalmology with expertise in anterior segment surgery including cataract, glaucoma, and laser vision correction techniques. He is a graduate of Columbia University and Dartmouth Medical School and completed his residency training in ophthalmology at the State University of New York, Health Science Center.

Dr. Evans has performed over 1000 cataract surgeries in each of the past two years.

He is on the staff at Melrose-Wakefield Hospital, Winchester Hospital, and the Massachusetts Eye and Ear Infirmary where he is an instructor in ophthalmology.

Renell H. Sinha, O.D.Kimberly Mooney-McNulty, M.D.

"Dr. Kimberly Mooney-McNulty is a Board Certified physician and surgeon who specializes in adult and pediatric ophthalmology and who is on the staff at Melrose-Wakefield and Winchester Hospitals. She is graduate of Dartmouth Medical School and completed her residency at Ohio State Medical Center. She then went on to complete a Fellowship in Pediatric Ophthalmology at Children's Hospital in Columbus, Ohio.

Dr. Mooney-McNulty sees patients in both our Wakefield and Winchester offices and is accepting new patients with all major health insurance plans

Omah S. Singh, MD, FRCS

Dr. Singh is a graduate of the University of Western Ontario.

Prior to joining North Suburban Eye Associates Dr. Singh was an attending physician at New England Eye Center and Assistant Clinical Professor of Ophthalmology at Tufts University School of Medicine.

In addition to specializing in glaucoma, lasers, surgery, and cataract surgery Dr. Singh has authored several book chapters and articles and has been involved in clinical and drug trials and has participated in resident teaching.

Sandra Hu-Torres, M.D.

Sandra Hu-Torres M.D. has recently joined North Suburban Eye Associates as a Comprehensive Ophthalmologist who specializes in uveitis and glaucoma management.

A graduate of Mount Sinai School of Medicine in New York, N.Y., Dr. Hu-Torres completed her internship in Internal Medicine at Newark Beth Israel in N.J., and did her ophthalmology residency at the New York Medical College, Valhalla in New York which was affiliated with the New York Eye and Ear Infirmary. After that, she went on to complete a fellowship in uveitis management under Dr. C. Stephen Foster, at Massachusetts Eye Research and Surgery Institute in Cambridge M.A. in 2013.

Dr. Hu-Torres has special interests in cataract surgery, medical, laser and surgical treatment for glaucoma and uveitis as well as comprehensive ophthalmology.

Dr. Hu-Torres will see patients at all three of the North Suburban Eye Associate’ locations; in Beverly, Winchester and Wakefield. In addition, she is affiliated with the Melrose-Wakefield, Winchester and Beverly Hospitals. She is accepting patients with all major medical insurances. For more please see our web site at

Rita A. Cherian, ODRita A. Cherian, O.D.

Dr. Cherian provides full-time optometric services to our patients with medical problems such as diabetes, macular degeneration and cataracts as well as doing routine exams for well patients. She also prescribes glasses and fits and prescribes contact lenses.

Dr. Cherian did her undergraduate work at Brandeis. She completed her optometric training at the New England College of Optometry and did a residency at the Veterans Administration Hospital in Jamaica Plain.

Maura TrailMaura Trail, O.D. Diplomate-American Board of Optometry

Dr. Trail sees patients for routine eye exams; annual eye exams for patients with diabetes and early macular degeneration; for glasses and contact lenses and for treating ocular emergencies.  Dr. Trail is one of only 10% of US optometrists who has passed the optometry Board Certification test and is now a Diplomate in the American Board of Optometry.

Dr. Trail completed her undergraduate studies at Wesleyan University in Middletown, CT. She completed her optometric training at New England College of Optometry following which she spent a year of residency training at Brockton Veterans Administration Hospital. She also had 5 years of optometric practice experience in Providence, RI and Haverhill, MA before joining North Suburban Eye Associates.

Kimberly Mooney-McNulty, M.D.Renell H. Sinha, O.D.

Dr. Renell Sinha is a graduate of the New England College of Optometry and is a member of the Massachusetts Society of Optometrists.

Dr. Sinha specializes in contact lens fittings, including keratoconus, and is currently seeing patients in our Winchester and Wakefield offices.

Edward A. Ryan, M.D.

Dr. Ryan is a Board Certified ophthalmologist who specializes in the diagnosis and clinical and surgical treatment of diseases of the retina. Dr. Ryan sees retina patients at our Wakefield office on a regularly scheduled basis. Making use of state-of-the-art diagnostic equipment and the latest in drug therapy Dr. Ryan deals with patients with macular degeneration, diabetic retinopathy and retinal detachments.

Dr Ryan received his Medical Degree from Tufts University School of Medicine, did his residency at Manhattan Eye, Ear and Throat Infirmary and did his Fellowship in Medical and Surgical Retina at the University of California, San Francisco.

Kathryn Ann Colby, M.D.

Dr. Colby is a Board Certified ophthalmic physician and surgeon whose specialty is the diagnosis and treatment of external diseases and problems of the cornea. She graduated from Johns Hopkins University with a BA and received a PhD from Brown University. She then received her MD from the University of Maryland and did her residency in ophthalmology at Massachusetts Eye and Ear Infirmary (MEEI) where she also completed her Fellowship in Cornea and External Disease.

Dr. Colby is an Assistant Professor of Ophthalmology at the Harvard Medical School, serves as the Director, Fellowship and Corneal Education, Cornea Service at MEEI and as in on staff at Massachusetts General Hospital and MEEI.

Dr. Colby sees patients in our Winchester office by appointment only.

Mark Hatton, M.D.

Mark Hatton, MD specializes in ophthalmic plastics/reconstructive surgery.  Dr. Hatton completed residency at Massachusetts Eye and Ear Infirmary where he was selected Chief Resident and held the positions of Associate Chief of Ophthalmology and the Director of Eye Trauma.  He remained at Mass eye and ear to complete a fellowship in oculoplastics, orbit and cosmetic surgery. Dr. Hatton's interests include all aspects of oculoplastic surgery, including ptosis, eyelid malposition, lacrimal disorders, skin cancer, disorders of the orbit and cosmetic eyelid surgery.  Dr. Hatton is Board Certified and sees patients in our Wakefield and Winchester offices.

Andre J. Witkin, MD

Andre J. Witkin, MD specializes in vitreoretinal diseases and surgery.  Dr. Witkin complete his residency in ophthalmology at Tufts/New England Eye Center.  He then went to the world-renowned Wills Eye Institute in Philadelphia for a tw-year Fellowship in vitreoretinal diseases and surgery.  After Fellowship, Dr. Witkin returned to Boston as an Assistant Professor at Tufts/New England Eye Center.  He is available for consultation in all areas of medical and surgical vitreoretinal diseases, including macular degeneration, vitreomacular disorders, retinal detachment, ocular trauma, cataract complications, diabetic retinopathy, posterior segment uveitis and retinal vascular disorders.  Dr. Witkin is Board Certified and sees patients in our Wakefield and Winchester offices.

Rodney L. Immerman, O.D.

Dr. Immerman, who specializes in providing low vision services, sees patients in our two offices on a regular, scheduled basis. The disease processes that lead to needing these types of services include macular degeneration, diabetic retinopathy, Stargardt’s Disease, retinitis pigmentosa and high myopia, among others.

Dr. Immerman graduated with a BA from Boston University, received a BS in Visual Science and his Doctor of Optometry degree from Illinois College of Optometry. He is also a certified visual acuity examiner and refractionist.

Edward F. McCarthy, M.D.

Dr. Edward McCarthy is a graduate of the University of Vermont Medical School and completed his Ophthalmology training at Wills Eye Hospital. He is on staff at Winchester Hospital and is Board Certified by the American Board of Ophthalmology.

Dr. McCarthy currently sees patients in the Winchester and Wakefield offices.


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Learn About Our Highly Skilled Surgeons

C. Douglas Evans, M.D.
Kimberly Mooney-McNulty, M.D.
Rita A. Cherian, O.D.
Maura Trail, O.D.
Renell H. Sinha, O.D.
Kathryn Ann Colby, M.D.
Mark Hatton, M.D.
Edward A. Ryan, M.D.
Andre J. Witkin, M.D.
Rodney L. Immerman, O.D.
Edward F. McCarthy, M.D.
Omah S. Singh, MD, FRCS
Sandra Hu-Torres, M.D.

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North Suburban Eye Associates understand that LASIK eye surgery can be cost prohibitive. Our LASIK eye surgery center goes way beyond what other centers do to help our patients overcome this affordability issue. We have a page on this website dedicated to discussing LASIK patient financing. You can even fill out an online application to qualify for LASIK financing. We offer 0% financing, on approved credit with low fixed monthly payments, no down payment and no pre-payment penalty. Financing Options

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