About Us

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About PHA-Adult Medicine

We are a private medical practice that strives each day to deliver high quality comprehensive primary care, except for gynecological services. We have served the Philadelphia area for many years. 

Your Care Team Providers

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Dr. Warren graduated from the University of Rochester in 1989 with Bachelor of Science in Cell and Developmental Biology. While there, he co-founded the Charles Drew Premedical Society to support undergraduates pursuing a career in medicine. He earned his Doctorate of Medicine in 1993 from the University of Rochester School of Medicine and Dentistry. While there, he also earned Edwin Robinson Prize Award for Extracurricular Achievement based on community service involvement. He was also co-president of the Student National Medical Association chapter. In 1997, he completed his internal medicine residency at the Medical College of Pennsylvania in Philadelphia. Dr. Warren is board certified in Internal Medicine, as well as a fellow of the American College of Physicians based in Philadelphia. He values long-term relationships.

Dr. Wilbert Warren

NP Ajoku earned her Bachelor of Science in 2009 from Drexel University, Philadelphia. In 2016, she earned her Masters in Nursing to be a family nurse practitioner from Walden University in Minnesota, MN. 

Prior to becoming a nurse practitioner, Ajoku worked as a nurse for many years, supervising and managing care of patients in nursing home setting. "I have had experience with empowering patients through education. My strengths include great therapeutic communication skills, working in and motivating teams, creative approaches to problem solving."

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Chiawuotu Ego Ajoku CRNP