Dr. Charles PhelpsM.D.

Internal Medicine

at Greenfield Associates, M.D., P.A. — Annapolis, MD

About

Dr. Charles W. Phelps trained in internal medicine at the University of Pennsylvania after earning his degree from the University of Maryland in 1988. His career includes significant leadership at Anne Arundel Medical Center, where he launched the hospitalist program and later served as Chief of Medicine. He also earned the Washington Baltimore Top Doctors Award over multiple years. Dr. Phelps brings broad experience in private practice internal medicine to every patient he sees. His approach centers on thorough, personalized care built around each patient's individual health history and risk profile.

Education & Training

Undergraduate

University of Maryland (graduated 1988)

Medical School

University of Maryland

Residency

Internal Medicine, University of Pennsylvania

Who is Dr. Phelps right for?

Dr. Phelps suits adults seeking an experienced internist with deep roots in the Annapolis medical community. Patients who value a physician with hospital leadership experience and long-standing private practice expertise benefit from his background. His familiarity with Anne Arundel Medical Center makes him a strong choice for patients who may need inpatient follow-up care. Adults managing complex or chronic health concerns find his thorough, individualized approach well-matched to their needs.

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Frequently Asked Questions

Dr. Phelps specializes in internal medicine and primary care for adults. He focuses on preventive care and comprehensive health management. His background spans private practice, hospital leadership, and the development of inpatient care programs at Anne Arundel Medical Center.

Dr. Phelps graduated from the University of Maryland in 1988 and completed his residency in internal medicine at the University of Pennsylvania. He went on to build his career in the Annapolis area, taking on leadership roles at Anne Arundel Medical Center.

Yes. Dr. Phelps received the Washington Baltimore Top Doctors Award over several consecutive years. That recognition reflects the consistent quality his patients and peers have noted throughout his career.

Dr. Phelps launched the hospitalist program at Anne Arundel Medical Center and served as Chief of Medicine there. Those roles gave him direct experience coordinating inpatient care and working across the full spectrum of hospital-based medicine.

Yes. Dr. Phelps participates in the Concierge Choice program at Greenfield Associates. Concierge members receive 24/7 physician access via a dedicated phone number, same-day or next-day appointments, and extended office visits.

Yes. Dr. Phelps maintains a relationship with Anne Arundel Medical Center and coordinates in-patient hospital follow-up care for his patients there. The practice also holds affiliations with Johns Hopkins Hospital, University of Maryland Medical Center, and Washington Hospital Center.

Doctor profile last updated March 22, 2026