Is an HSA the same as a HCSA?

[medl]

I have an HCSA and used it to pay medical expenses last year, but didn't receive a 1099-sa

[Arunkumar]

HCSA is likely referring to a Flexible Spending Arrangement (FSA) which is not an HSA.

An HSA contribution made by your employer is shown on your W-2 in box 12 with code W.