Season 4 finale: Oceanside Wellness faces an existential crisis as a result of its vulnerabilities. Meanwhile, Addison has a new admirer (Benjamin Bratt), who makes her a tempting offer; and Charlotte is assigned a case that cuts close to the bone.
The Pacific Wellness doctors investigate Betsey’s foster family after Dell’s daughter needs ER treatment for the second time. Meanwhile, Amelia’s drinking problem gets worse; and Naomi makes a life-changing family decision.
Charlotte and Cooper’s wedding day arrives, but not everyone is happy about it. Meanwhile, an investigator is looking into Violet’s breach-of-confidentiality case. It’s a situation in which her interests and those of Oceanside Wellness don’t coincide
Violet must defend her book after Katie Kent (Amanda Foreman) threatens to sue her after reading about herself in it; and Cooper suspects that Charlotte isn’t entirely over her ex-husband.
Pete’s brother (Kyle Secor) brings their mother (Louise Fletcher) in for a consultation; Violet catches Sheldon asking her archenemy for a date; Cooper treats a young music prodigy who has a brain tumor.
Sheldon falls for the critic who panned Violet’s book; a patient is caught in a love triangle with her brother-in-law and sister; Cooper and Sam try to convince a family to put a boy’s health above his wrestling career.
A woman and her husband want to harvest their unborn baby’s eggs; a woman threatens suicide if she tests positive for Huntington’s disease; Fife returns to share his feelings with Naomi.
Cooper and Charlotte try to forgive each other after revealing secrets in couples therapy; one of Sheldon’s patients claims to have multiple personality disorder; Naomi and Sam treat a pregnant teen who has Down syndrome.