Divya tries to get Hank and Evan to reconcile and not split up HankMed, but is it too late? Meanwhile, Hank and Divya help a pair of competitive eaters, one of whom is Jill's brother.

When Jill's nephew gets in trouble at chess camp, Hank thinks a hidden medical condition is causing it; Divya tries to reconcile her splintered family; Evan meets a young heiress.

Jill has a farewell party; Divya tries to reunite Hank and Evan, who are now competing for clients; a series of illnesses could be related.

Hank and Evan's father returns to the Hamptons to reunite his family; Divya reconnects with her mother; Evan meets a brilliant scientist with a checkered past; Hank treats a pair of young fund-raisers.

Evan has difficulty managing HankMed; Hank treats a matchmaker who wants to set up both Divya and him; Boris takes steps to protect his family; Paige's party gets out of control.

Hank treats a woman with memory problems; Paige helps Evan land some new business; Boris offers Hank a new job.

While treating a Russian businessman, Hank becomes attracted to his interpreter; Evan and Dr. Sacani treat a man who falls sick after going into space; Divya tries to reconcile with her father.

Evan and Paige comfort a close friend who's experiencing a painful loss; Hank and Divya treat an overweight veterinarian who's in the middle of a divorce; a person attending a secret meeting at Boris' mansion falls ill.

At an exotic car show, Hank comes to the assistance of an undercover DEA agent who believes that she is being poisoned.

Hank has difficulty convincing an ill polo player to give up the sport; Evan panics over his father meeting Paige's family; Divya tries dating again.

Evan helps Paige prepare for art school; Hank is interested in a pediatrician; a pop star calls on the services of HankMed prior to her tour.

Divya's new boyfriend asks Dr. Sacani for help; Evan helps Paige deal with a family problem; Hank treats an uptight student and her novelist mother, who have both fallen ill.

Paige must deal with her birth mother's arrival in the Hamptons; Hank and Boris must travel the globe to take care of Dmitry.

Divya's fling with Rafa takes an unexpected turn; Hank reassesses his life while treating a volleyball player with unusual symptoms.

It's the holidays in the Hamptons, but an impending blizzard could derail Evan and Paige's wedding plans; someone takes a big gamble on the future; a face from Hank's past triggers memories for him and Evan.

Hank must confront his own medical condition while treating the girlfriend of a HankMed regular; Hank and Evan's cousin arrives with a secret.