Hope you feel better quickly from that bite!
I'm just reading through loving everyone's sage advice, and wanted to add that I'm proud that you countered! I'm also really happy for you that they raised the offer - that $2000/year will always be useful
I just wanted to echo what everyone else said about the value of benefits - and if you two are fully covered by your DHs AND his job is secure (yeah, right, today!), obviously they're not so crucial. But the medical coverage alone is vital to have.
One major illness or accident can wipe out everything. (My DH broke his back working last year and at one point they tallied his medical expenses at $150K!!! Thank God it is covered under Worker's Comp, but accidents happen in our off-time too.)
If your coverage is better & cheaper than his you could use yours, etc.
Here's to recovering and deciding