We offer a wide variety of specialties to meet your needs.

Nivano offers many specialties to meet the needs and preferences of our members. Our providers are incredibly skilled and always put your well being first.

Douglas Haselwood, MD


Dr. Haselwood completed medical school at the University of Rochester School of Medicine in Rochester, NY. He continued on to complete his residency and fellowship at the University of California Davis, CA. He specializes in Rheumatology. His special areas of expertise are the following, but not limited to: Arthritis, Hip Osteoarthritis, Knee Osteoarthritis, Osteoarthritis (Hand and Wrist), Rheumatic Diseases, and Rheumatoid Arthritis. He is currently based out of one of our Roseville locations.

729 Sunrise Avenue, Suite 601
Roseville, CA 95661

Phone (916) 245-1844
Fax (916) 472-6571

James Willis, MD

Pain Management

Dr. Willis graduated from medical school at George Washington University in Washington, DC. He completed his residency at UC Davis Medical School in Davis, California. He is a board certified Anesthesiologist who specializes in Interventional Pain Management. Dr. Willis is Nivano’s Pain Management Doctor. He specializes in evaluation, diagnosis, and treatment of neck and back pain. Dr. Willis has a passion for helping his patients bring their pain under control. He currently works out of our Auburn clinic.

3133 Professional Drive, Suite 18
Auburn, CA 95603

Phone (530)316-1500
Fax (530)878-5050