New York Ophthalmologist
125 West 79th Street
New York, New York 10024 US
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Treatment Pricing

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14 expert answers

Board Certifications

Board-certified by the American Board of Ophthalmology


  • Undergraduate & Medical School

    Medical: DO, New York College of Osteopathic Medicine
  • Post-Medical School Training

    Residency: Opthalmology, Saint Vincents Hospital and Medical Center

Treatments offered at Mark Hornfeld, DO

Most popular answers from Mark Hornfeld, DO

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Pterygium: Can it come back once it's treated?

Pterygium re-growth is one of the more frustrating aspects of this surgery Although many different methods are employed to prevent re-growth and the... READ MORE

Why am I getting redness in the eyes one month after having LASIK treatment?

With so many possible causes for the redness, you're best off going back to where you had the procedure done for a full evaluation. READ MORE

I have a central corneal thickness of 540 in both eyes. Do you recommend PRK for such corneal thickness?

It depends on your prescription. For mild to moderate myopia, PRK or LASIK are both reasonable options with a central corneal thickness of 540 READ MORE

Is PRK a Good Treatment For Keratoconus?

Keratoconus is still a contraindication to PRK, and rightfully so. The risk of corneal ectasia is too high. this may change as new treatment... READ MORE

I have 496 and 497 corneal thickness and -4.5 in both eyes. LASIK is off the list. Should I go for PRK or ICL? Male, 18 yrs old

PRK and ICL are both options, but you may want to consider having LASIK with a femtosecond-created flap. The femtosecond laser can create a thin flap... READ MORE

I've been nearsighted since childhood. Now that I'm in my forties, I've developed a degree of farsightedness as well?

The "farsightedness" you've developed is called "presbyopia." It is the difference between your distance correction and your near correction. Now that... READ MORE

Help me to find my Corneal bed thickness left after LASIK!

I would add one more parameter--the diameter of the treatment zone also affects depth of treatment READ MORE

7 years after LASIK for blurry left eye. I'm pregnant now. I feel blurry vision in my left eye. Do I need to go for check up?

By all means, have an ophthalmologist examine you. It is most likely a refractive error. You won't be able to have anything done about it until after... READ MORE

2 months post op LASIK, should I ask for enhancement?

At 2 months, it's still too early to know if you've reached your end-point. Wait the full three months--if you're still not happy with the result, by... READ MORE

Can I have one more laser surgery in my eye ?

This is a unique situation. The short answer is that you have options. Non-laser surgery may be a better option than laser surgery. Since you... READ MORE

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*Your results may vary. Any specific claims or permanence length of results vary for each patient and are not guaranteed.