Yup.
From Google, you click File, Publish to the web.
Choose anyone with Link may view
You'll get a link. Copy that link to a document on your PC and save it, so you can find it again.
Then, edit your signature here. It'll help us give you feedback.
To edit your signature
Go to the top left of the screen.
Click on User Control Panel.
Click on Profile
Click on Edit Signature
A text box displays.
This is where you paste the link for your spreadsheet, once it is set up.
Add any other text, such as
your name, cat's name,
city, state,country
date of Dx (diagnosis)
insulin
meter
any other pertinent issues like food issues, DKA, hepatic lipidosis, pancreatitis, allergies, IBD, etc.
Then Click on Submit to save it.