Since you won't get a 1099-HC, it's your responsibility to determine
whether your father's insurance meets MCC requirements. See here for more info
(FAQs 6 and 7):
Then, complete the Health Insurance interview as follows:
Enter
the insurance company name and your father's subscriber number, but leave the
FID blank. When asked if you received a 1099-HC, answer "No". You may
see an error during the state review, which you can ignore.