Greater Baltimore Medical Center

GBMC at Hunt Manor
Hunt Manor Medical Associates  

Hunt Manor Medical is a long-standing practice in the Jacksonville/Phoenix area and welcomes new patients. Our services include preventative, acute and routine care for all ages from newborns to geriatrics. We have two OB/GYN physicians on staff for your women's health needs. Hunt Manor Medical Associates treats the entire family!

Medicine Physicians

Joyce Dietrich, MDgraduated from the University of Massachusetts Medical School in 1997. She completed her Internal Medicine and Pediatric Residency program at University of Maryland in 2001 where she served as Chief Medicine/Pediatric Resident. She joined Hunt Manor Medical Associates in September 2001 and is looking forward to serving a diverse population of both pediatric and adults patients.

Robert Lisle, MDattended Columbia College of Physicians & Surgeons in New York where he graduated in 1969. He completed his Family Practice residency at St. Vincent's Hospital in New York in 1970. He served in the military as general medical officer and was in private practice from 1972 until 1998. He did some volunteer work before joining Hunt Manor in January 2001. He currently is working 3 days a week serving adults age 18 years and older.

Luisa Massari, MDrecently joined our practice as of 03/01/03.  She is a graduate of Jefferson Medical College in Philadelphia and completed her residency at Franklin Square Hospital in Baltimore.  Board certified in Family Practice, she has been working in Maryland since 1988.

Francis Sanzaro, MDis a board certified Family Physician. He completed his residency program in 1979 at Franklin Square Hospital where he served as Chief Resident. He has been in private practice in this area since 1980 and in 1994 joined the GBMC family. His commitment to his patients is echoed by his long-standing presence in this community.

Obstetrics and Gynecology Physicians

Dr. R. Mark Ellerkmannis a Gynecologist specializing in female urology.  A graduate of Dartmouth Medical School, he completed his residency at Maine Medical Center and his fellowship here at GBMC. He is board certified in Obstetrics and Gynecology.  He also speaks both German and Spanish.  He will be working at Hunt Manor Medical on Tuesdays from 9am - 5pm.  Call 410-666-4060 for an appointment!

Dr. Harrold Elberfeldis a graduate of the Johns Hopkins School of Medicine. He completed his residency at Johns Hopkins Hospital and has been practicing since 1974.  He is board certified in Obstetrics and Gynecology and specializes in both general and high-risk obstetrics and general gynecology services.  He will be working at Hunt Manor on Wednesdays from 9am - 5pm.  Please call us today at 410-666-4060 to set up your appointment.

Our Location

GBMC at Hunt Manor
3346 Paper Mill Road
Phoenix, MD 21131
Phone: 410-666-4060
Fax: 410-666-4068

Hours of Operation