First of all what is the prompt?
His interest in me should be more than just a patient, remembering me as an individual.
You really messed up the parallelism here. Make that his/her rather than just His.
I don't really understand the connection between your first paragraph and the second one.
We would be reintroduced to our small rural village and simultaneously to Afghan culture.
make it "to
the Afghan culture"
I would sit in his office as he meet with patient after patient.
It is "as he
met with patient after patient"
I would sit in his office as he meet with patient after patient. He would listen to their problems, a soothing smile on his face. A calm word here and an empathetic touch there would alleviate their worries.
You just changed from singular to plural there. "patient after patient" and then you just referred to them as "their." so just change "patient after patient" to patients. It will sound much better and also will be in accordance with the tense (their).
While forthright in his manner, telling the patients what they needed to know in plain language, his compassion would shine through in his tone of voice.
Did you mean to say "While forthright in this manner"? or "his"? because if it is his then it doesn't make any sense.
Father of Modern Medicine", "that of a gentleman, and, as such, honorable and kindly towards all."
Comma goes inside the quotes.
There with my uncle when it happened, I watched as streams of victims were brought in to be treated
This is kinda awkward try rephrasing it completely.
Overall it is a fairly good essay. I think you should add more to the conclusion as well as the introduction as I cannot see any connection. I am just being candid. I am not a professional but just offered some help.
Good Luck! :)