Maqbool Ahmed, M.D., a specialist in pulmonary-critical care medicine, has joined Delphi Health-care Partners.

Dr. Ahmed earned his medical degree from Dow Medical College—University of Karachi, in Karachi, Pakistan. He completed an internship and residency in internal medicine at Wayne State University—School of Medicine, Detroit Medical Center in Michigan. He completed a pulmonary and critical care medicine fellowship at the University of Cincinnati Medical Center in Ohio.

Dr. Ahmed is board-certified in internal medicine, critical care medicine and pulmonary medicine.

Edward Wang, M.D., is a urologist with the NorthBay Specialty Practices in Fairfield.

Dr. Wang earned his medical degree from the Chicago Medical School. He completed a general surgery internship and surgery and urology residencies at the University of Illinois. He is board-certified in urology and has been in private practice in Fairfield and Vacaville for more than 25 years.

Jim Wu, M.D., has joined the NorthBay Center for Primary Care at VacaValley in Vacaville.

Dr. Wu earned his medical degree at Beijing Medical University, the premier medical school and medical research center in China.

He completed an internship and residency in internal medicine at Brown University School Program at Memorial Hospital of Rhode Island, and was a research fellow in endocrinology at Harvard Medical School’s Joslin Diabetes Center. He is board-certified in internal medicine. In addition to English, Dr. Wu is fluent in Mandarin Chinese.