Nobody read this anyway

So he restored maybe 1724 patient's eye sight every working day for the last 20 years?
Or 92 patients per day for the last 30 years???
Something doesn't add up....

It's 100,000 people (looks like a mil, caught me off guard too). OP doesn't understand how commas work.
Also, he's got an article on CNN, which is probably where OP heard it, sounds likes someone is begging for likes to me...
Source : https://edition.cnn.com/2014/12/14/world/asia/nepal-eye-doctor/index.html?no-st=9999999999

The comma system is different. It's 1 lakh, one zero less than a million.

This is Indian whatsapp content.

Dr Fred Hollows Foundation has been restoring sight for people in developing nations since 1992

You write "eye doctor" one more time imma slap you so hard you need an actual ophthalmologist to get right

1,00,000?