1969 | 26 Episodes

Season 1 of Medical Center premiered on September 24, 1969.

1970 | 24 Episodes

Season 2 of Medical Center premiered on September 16, 1970.

1971 | 24 Episodes

Season 3 of Medical Center premiered on September 15, 1971.

1972 | 24 Episodes

Season 4 of Medical Center premiered on September 20, 1972.

1973 | 24 Episodes

Season 5 of Medical Center premiered on September 10, 1973.

1974 | 24 Episodes

Season 6 of Medical Center premiered on September 9, 1974.

1975 | 24 Episodes

Season 7 of Medical Center premiered on September 8, 1975.