Hank embarks on a fresh start with his medical practice and separates from his brother Evan, who also starts his own venture. As Divya attempts to reconcile the brothers, HankMed teams up once more in the face of a Hampton's emergency.

When Jill’s chess-obsessed nephew gets kicked out of camp for fighting, Hank realizes Luke may be suffering from more than just teenage hormones. Evan courts a young, lonely heiress for his new client roster, and Divya – caught between the brothers -- faces an impossible choice.

Hank and Evan heatedly compete for a new business opportunity. Meanwhile, Divya attempts to covertly reconcile the brothers' differences.

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 matchmaker who's intent on setting each of them up. Also, while Evan tries to rein in HankMed 3.0, Paige plans a small kick-off party that turns out to be anything but small.

HankMed treats an absentminded country club manager while Evan, with Paige's help, lands the business opportunity he's always dreamed of.

Hank is whisked away to a secret meeting in Manhattan by Boris to help care for a stubborn Russian oligarch, and befriends their female interpreter in the process. Meanwhile, Evan and Jeremiah treat an Internet entrepreneur and Divya reconciles with her father.

Hank and Divya treat a Large Animal Veterinarian going through a bitter divorce while Evan and Paige help a close friend reeling from an unexpected loss.

While HankMed treats an undercover DEA Agent, Divya and Jeremiah tend to a MMA fighter who may have gone a bit soft. Meanwhile, Hank becomes more involved with Boris' interpreter, much to Boris' chagrin.

With a Polo tournament in full swing in the Hamptons, HankMed's on hand to treat a Polo Team Owner who won't quit playing despite his condition. Also, Divya deals with the realities of dating and Evan frets about an impending meeting of the in-laws.

When a famous pop star comes to the Hamptons to prepare for her new world tour, HankMed must stay on hand to treat her for more than just exhaustion. Meanwhile, Divya becomes distracted when she falls head over heels for a globe-trotting polo player.

While HankMed treats a high-strung student for a bad case of nerves, her easy-going romance novelist mother falls ill as well and Hank must race to diagnose the two seemingly unconnected conditions.

Hank must travel across the globe to help an injured Dmitry. Meanwhile, Evan and Paige meet a woman claiming to be Paige's biological mother.

Hank cancels his weekend plans after treating an amateur beach volleyball player who he believes may be suffering from more than just a summer bug. Meanwhile, Divya confronts her new boyfriend after a startling discovery.

Several months after the events of the explosive summer finale. With the Hamptons decked out for the holidays, Dr. Hank Lawson continues to treat his patients in very unexpected ways, but Hank's biggest challenge will be facing his own medical issues. As the wedding approaches, Evan and Hank head to Las Vegas for some bachelor party fun, while Paige and Divya travel out of town for her bachelorette party. And with a snowstorm descending on the Hamptons, Paige rapidly finds her dream wedding turning into a nightmare.

Several months after the events of the explosive summer finale. With the Hamptons decked out for the holidays, Dr. Hank Lawson continues to treat his patients in very unexpected ways, but Hank's biggest challenge will be facing his own medical issues. As the wedding approaches, Evan and Hank head to Las Vegas for some bachelor party fun, while Paige and Divya travel out of town for her bachelorette party. And with a snowstorm descending on the Hamptons, Paige rapidly finds her dream wedding turning into a nightmare.