There is also this listing on Ancestry.com. Don't know if there is another Rev. Lewis Pease, but could be a first marriage for Ann, or not even pertinent to your family.
Massachusetts Marriages, 1633-1850
Name: Rev. Lewis Pease
Sex: Male
Spouse: Ann Eliza Wheeler
Date of marriage: 3 Dec 1835
Place of marriage: Great Barrington, Berkshire, Massachusetts
Source: Family History Library, Salt Lake City, UT,
Film # 1905678 items 2-7.
Just checked the aforementioned book, and this is an Uncle of your Lewis Pease.