If you're looking for anime similar to Doctor's Rebirth, you might like these titles.
Tamahome is gone -- but not forgotten. He has been reincarnated as a man named Taka in Miaka's homeworld, and as fate would have it, they have met each other yet again. The memories of Tamahome's past and love for Miaka remain intact, but are trapped within memory globes in the Universe of the Four Gods. It's up to Miaka, Taka, and the rest of the old gang to find Taka's memories and help their homeland once more!
Married and with a child on the way, Miaka and Taka couldn't be better. That is, until an obsessive young girl enters the universe of the four gods, with her heart set on using Suzaku's power to not only steal Taka, but Miaka's baby as well! Taka must now return to the world of his past to not only save his family, but the rest of the kingdom as well!
The beautiful Athanasia was killed at the hands of her own biological father, Claude de Alger Obelia, the cold-blooded emperor! It’s just a silly bedtime story… until one woman wakes up to suddenly find she’s become that unfortunate princess! She needs a plan to survive her doomed fate, and time is running out. Will she go with Plan A, live as quietly as possible without being noticed by the infamous emperor? Plan B, collect enough money to escape the palace? Or will she be stuck with plan C, sweet-talking her way into her father’s good graces?!
After thirty-five years of perfectly ordinary life, a run-of-the-mill businessman suddenly drops dead…only to be reborn in another world! Now he must live as Ars Louvent, scion of a minor noble family and wielder of a fabulous skill: Appraisal, the power to perceive the strengths and abilities of others at a glance. He’ll need it, too, because there are plenty of problems to solve in the Louvent family’s territory! Ars only has one choice: recruit the most talented individuals his skill can find, and rise up to new heights in his brand new world!
In the ruined city of the dead far from human civilization lives a single human child named Will. He is raised by three undead: Blood the heroic skeleton warrior, Mary the ladylike mummy priestess, and Gus the crotchety ghost wizard. The three of them teach the boy what they know and pour their love into him. One day, the boy begins to wonder, "Who am I?" Will uncovers the mysteries of the undead hidden in this faraway land. He learns of the love and mercy of good gods, as well as the paranoia and madness of evil gods. And once he learns it all, the boy embarks on the path to becoming a Paladin.
Haruyoshi is the strongest onmyouji in his world. He's betrayed by his friends and, on the verge of death, he wishes to be happy in his next life. He then attempts a secret reincarnation spell. The spell is a success and he is reincarnated, but somehow it's in another world. He is reborn into a distinguished family of wizards, but is judged to have no magical ability. He soon realizes however that the magic in this world is nothing compared to his old onmyou arts, and he declares that he doesn't need magic. He thus begins his easy life in another world with his onmyou arts and a multitude of youkai creatures who follow him.
One man’s story of turning blood, sweat, and tears into a successful living—literally! After his untimely death as the hardest-working salary man in Japan, Luciel is reincarnated into the magical fantasy world Galdardia. Always the man with a plan, he recreates himself to be a healer, and sets about making his way in the world. But while Luciel knows a thing or two about making money, he knows absolutely nothing about Galdardia. Will his good heart and great work ethic be enough to make him…The Great Cleric?