GrandCare Health Services | 683 followers on LinkedIn. GrandCare is a 5-star provider of in-home medical care, specializing in orthopedic and cardiac rehabilitation. | GrandCare Health Services is a leading provider of Home Health services throughout Southern California. We specialize in caring for patients recovering from orthopedic and cardiac surgery. Our mission is to deliver in-home rehabilitation that patients deserve, physicians trust, payers value and employees are proud of.