Chumley was a 12th round draft pick of the San Francisco 49ers of the NFL in 1985. After his release by San Francisco, Chumbley signed with Calgary in September of 1985.
| Year | Team | GP | T | ST | Total | TFL | Yds | KD | Sacks | Yds |
|---|---|---|---|---|---|---|---|---|---|---|
| 1985 | CAL | 6 | 2 |
No tackle stats were kept in 1985.