Yes, I just gave a speech in New England the other day, and just one person out of 200 had ever heard of New Harmony, Indiana.
The bariatric approach was shown effective in two New England Journal of Medicine articles earlier this year (here and here).
He is said to have sought help afterward at a Veterans Administration Hospital in New England, likely in Rhode Island.
1616, named by Capt. John Smith. As an adjective, New English (1630s) is older than New Englandish (1863).