Hank saves a hand; Boris' health quickly fails after Marisa's treatment; Divya clashes with Dr. Peck.

Following Eddie's heart attack, Hank and Evan discover things they didn't know about their father. Hank treats Jill after she collapses at a golf tournament and Divya still hasn't decided what to do about her feelings for Adam.

On a trip to Florida to attend Eddie's parole hearing, Hank and Evan find him in the company of an ex-con seeking spiritual salvation whose erratic behavior has Hank worried.

Hank blames Dr. Van Dyke for a prescription error; the HankMed team attends a divorce party.

Hank & Evan's father Eddie makes his return to the Hamptons and schemes to bring his boys back together. Hank has a new patient who is participating in a zombie race for charity. Evan also has a new patient, a retired biochemist with a possibly sinister past.

Hank and Divya treat a veterinarian; Evan and Paige help a friend deal with loss; Boris must make accommodations.

HankMed treats a polo team owner; Divya struggles with dating; Evan worries about a meeting of the in-laws.