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Dr. Michael
Mardiney, Jr. |
Dr. Mardiney is a graduate of the Seton Hall College of Medicine and Dentistry and is board certified by the American Board of Allergy and Immunology. He completed his residency at the Baylor University Medical Center. |
| To schedule an appointment,
please call 410-461-7660 |
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Dr. Brian Kahn |
After graduating from the University of Maryland School of Medicine, Dr. Kahn completed his Internship and Residency at The Union Memorial Hospital and a Fellowship in Cardiology at the University of Maryland. He previously served as the Medical Director of Open Heart Surgery and the Coronary Care Unit at Union Memorial Hospital. Dr. Kahn has been in private practice for twenty years. |
| To schedule an appointment, please call 410-663-6986 |
Dr. Robert Zawodny |
In private practice since 1989, Dr. Zawodny attended the University of Maryland School of Medicine. He completed his Residency and Fellowship at the University of Maryland and is board certified in Cardiology. He is a general and interventional cardiologist who performs cardiac catheterization and angioplasty with stenting. |
| To schedule an appointment, call 410-547-1885 |
Dr. Mark Applefeld |
A board certified cardiologist, Dr. Applefeld received his Medical Degree from the University of Maryland School of Medicine and completed his internship, residency and cardiology fellowship at the University of Maryland. Dr. Applefeld has been in practice for 30 years and has served as the Chief of Cardiology at Mercy Medical Center since 1985. |
| To schedule an appointment, call 410-332-9752 |
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Dr. Debra Vachon | A graduate of the Columbia University School of Medicine, Dr. Vachon completed her Residency at St. Luke’s/ Roosevelt and a Fellowship in Colon & Rectal Surgery at UMDNJ Robert Wood Johnson. She is a Fellow of the American College of Surgeons and the American College of Colon & Rectal Surgery. |
| To schedule an appointment, please call 410-363-6644 |
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Dr. Oanh Lauring |
A graduate of the University of Maryland Medical School, Dr. Lauring completed her internship and residency at the University of Maryland. She served Chief Resident in Dermatology and is board eligible in
Dermatology. Her areas of expertise include General and Cosmetic
Dermatology and she treats all ages, children and adults. Minor
surgery is performed in her office.
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| To schedule an appointment, please call 410-332-9260 |
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Errol Rushovich, M.D. |
Dr. Rushovich trained in South Africa and did his residency at Mt. Sinai Hospital in Chicago and his fellowship training at the University of Michigan at Ann Arbor. He was awarded a two year NIH research award during his fellowship training.
Dr. Rushovich is a Board Certified physician with specialties in Internal Medicine and Endocrinology (2001). He practiced in Michigan prior to coming to Baltimore. Dr. Rushovich directed a regional diabetes program and was Medical Director for a Diabetes Outreach Network covering 28 counties in Northern Michigan.
He was responsible for doing research, collecting data and designing strategies to coordinate and optimize services on a regional basis. While in Michigan, Dr. Rushovich held a faculty appointment at Michigan State University and was a member of the state diabetes advisory panel.
His special interest is in endocrine disorders with particular emphasis on preventative strategies.
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| To schedule an appointment, please call
410-332-9767 |
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Dr. Michael Martin |
Board certified in Family Medicine, Dr. Martin is a graduate of the University of Maryland School of Medicine and completed his residency at the University of Maryland Medical Center. Dr. Martin performs many in-office surgical procedures. He is a cyclist and competitive runner, and has a special interest in sports medicine and physical fitness. |
| To schedule an appointment, please call 410-663-8100 |
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Dr. David Posner |
Dr. Posner graduated from the University of Maryland and is board certified in Internal Medicine and Gastroenterology, and has been in practice in the Baltimore area for over 20 years. His areas of special interest include colonoscopy and endoscopy as well as the treatment of biliary and pancreatic disease. |
Dr. Scott Huber |
Dr. Huber who graduated from the University of Pittsburgh Medical School and completed his residency at the University of Maryland and Brown University. Board certified in Gastroenterology and Internal Medicine, Dr. Huber is particularly interested in the treatment of reflux disease, liver disease, and performs colon cancer screening, colonoscopy and upper endoscioy. |
| To schedule an appointment,
please call 410-332-9356 |
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Dr. Kelly Alexander |
Dr. Alexander received his medical degree from the Albert Einstein College of Medicine in the Bronx , New York . He completed his residency in General Surgery at the Long Island Jewish Medical Center in New Hyde Park, NY.
Dr. Alexander completed fellowships in Laparoscopy and Pediatric Trauma at the North Shore-Long Island Jewish Health Care System and Schneider Children's Hospital of the Long Island Jewish Medical Center, respectively. He is board certified by the American Board of Surgery. He is a candidate for fellowship in the American College of Surgeons.
Dr. Alexander is a member of the American College of Surgeons and the Society of American Gastrointestinal Endoscopic Surgeons.
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Dr. T. J. Swope |
Dr. Swope, a General Surgeon at Mercy Medical Center , is the Medical Director of the Center for Minimally Invasive Surgery at Mercy. Dr. Swope is also Clinical Instructor, Department of General Surgery, at the University of Maryland . Dr. Swope is a Diplomate of the American Board of Surgery, and a Fellow of the American College of Surgeons.
Dr. Swope received his medical degree from the St. Louis University School of Medicine in St. Louis , Missouri . He completed his post-graduate training in general surgery at the St. Louis University Health Sciences Center with an emphasis on laparoscopic surgery.
Dr. Swope has numerous publications/presentations in his field and is committed to clinical education. He is a member of the Society of Laparoscopic Surgeons, the Society of American Gastrointestinal Endoscopic Surgeons, the American Medical Association and the Maryland State Medical Society. Dr. Swope was voted one of the "Top Doctors in America " as featured in Guide to Top Doctors 2003.
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| To schedule an appointment, please call 410-332-9653 |
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Dr. Fermin Barrueto |
As Chief of Endoscopy & Pelvic Reconstruction in the Center for Women’s Health & Medicine at Mercy, Dr. Barrueto treats abnormal uterine bleeding, infertility, chronic pelvic pain, and other reproductive system disorders. Diagnostic hysteroscopy is used to examine the uterus and cervical canal. It can also be used to see and locate polyps, cysts, fibroids and other pathology. Areas of special interest include endoscopic surgery, pelvic reconstruction, treatment of infertility, urinary incontinence, menopause, and minimally invasive surgery as an alternative for hysterectomy. Dr. Barrueto, is board certified in Obstetrics and Gynecology as well as Advanced Endoscopic Surgery.
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| To schedule an appointment, please call 410-321-8452 |
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Dr. Gauri Bedi |
A graduate of the All-India Institute of Medical Sciences in New Delhi, India, Dr. Bedi did a residency in General Surgery, as well as an Advanced Specialty Training Program in Surgical Oncology at the Johns Hopkins Hospital. She also completed a postdoctoral fellowship in the Molecular Genetics of Cancer at the Johns Hopkins University School of Medicine. |
| To schedule an appointment, please call 410-332-9330 |
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Dr. George Lowe |
Dr. Lowe received his medical degree from the Pennsylvania State University, Hershey Medical Center. He completed his residency at Mercy Medical Center and has been in practice for over 25 years. He is board certified in Internal Medicine. A Fellow of the American College of Physicians, Dr. Lowe is particularly interested in the care of Senior Citizens. |
Dr. Fernando Ferro |
After graduating from the University of Maryland School of Medicine, Dr. Ferro completed his residency at Mercy Medical Center and served there as Chief Resident. He is board certified in Internal Medicine. |
Dr. Marion Kowalewski |
Dr. Kowalewski is a graduate of the University of Maryland Medical School. He completed his residency in Internal Medicine at Mercy Medical Center. He has been practicing medicine for over 20 years. |

Dr. Ari Lieman
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Our newest physician, Dr. Ari Lieman, completed his undergraduate degree from Harvard University and earned his medical degree at the University of North Carolina School of Medicine. He is board certified in Internal Medicine. Dr. Lieman has been practicing in the Columbia area since 1989. |
Dr. Shawn M. Peffall |
A native of California, Dr. Peffall completed his residency in Internal Medicine at St. Agnes Hospital in Baltimore and served there as Chief Resident. He is board certified in Internal Medicine. Dr. Peffall’s areas of special interest include geriatrics and the treatment of pulmonary disorders. |

Dr. Michael Zang |
Dr. Zang, board certified in Internal Medicine, began practicing medicine in the Washington DC area before moving to Overlea Personal Physicians in October, 2004. He attended medical school at the State University of New York at Stony Brook and completed his residency at Johns Hopkins/Sinai.
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To schedule an appointment, please call 410-663-8100 |
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Dr. Robert Greenwell |
A graduate of the University of Maryland School of Medicine, Dr. Greenwell completed his residency at Mercy Medical Center. He completed a Fellowship in Nephrology at the Francis Scott Key Medical Center/Johns Hopkins. Dr. Greenwell is Chief of Nephrology at Mercy Medical Center and has been named Physician Teacher of the year four times. Dr. Greenwell has been named one of Baltimore’s Best Doctors by Baltimore Magazine. |
| To schedule an appointment, please call 410-744-0890 |
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Dr. Michael Sellman |
A graduate of the University of Maryland School of Medicine, Dr. Sellman completed his Residency at the University of Maryland and his Fellowship at the Akademic Hospital in Uppsala, Sweden. He is board certified by the American Board of Psychiatry and Neurology. His areas of special interest include the treatment of neck pain, back pain, nerve entrapment, carpal tunnel syndrome, and diabetic neuropathy. |
| To schedule an appointment, please call 410-347-1891 |
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Neurosurgery Associates offers comprehensive neurosurgical services that adhere to the highest standards of skill and expertise. Director Dr. Hatem Abdo, Dr. Charles Park, Dr. Charles Winters, and Dr. Brian Iuliano provide treatment for diseases of the central nervous system, brain lesions, aneurysms, traumatic head injuries, back and spinal cord injuries, as well as discs and peripheral nerve disorders such as carpal tunnel syndrome, tarsal tunnel syndrome, and ulnar nerve decompression. |
Dr. Hatem Abdo |
Dr. Abdo is a board certified neurosurgeon for over 20 years, Dr. Abdo completed his residency at the University of Maryland and has been in practice in the Baltimore area since that time. He has been Chief of Neurosurgery at Mercy Medical Center at Mercy Medical Center since 1993. |
Dr. Charles Park |
After completing his medical school education at the State University of New York, Dr. Park completed his residency at the University of Maryland. In practice since 1997, he has been board certified since 1999. |
Dr. Charles Winters |
Dr. Winters completed medical school as well as his internship and residency at the Medical College of Virginia in Richmond, Virginia. Dr. Winters has been in practice in the Baltimore area since 1998, and is board certified in Neurological Surgery. |
Dr. Brian Iuliano |
A graduate of the Mayo Graduate School of Medicine, Dr. Iuliano completed his residency in Neurological Surgery at the Mayo Clinic in Rochester, Minnesota where he also served as Chief Resident. |
To schedule an appointment, please call 410-391-6904 |
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Dr. Thomas Whitten Chief of Orthopedics Mercy Medical Center |
A graduate of the University of Maryland Medical School, Dr. Whitten completed his residency in Orthopedic Surgery at the University of Maryland Hospital in 1977. Dr. Whitten is board certified by the American College of Orthopedic Surgeons and has more than 22 years experience in orthopedic medicine.
In addition to his work in orthopedic surgery, Dr. Whitten also specializes in sports medicine, including arthroscopic surgery and joint replacements.
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Dr. Kamala Littleton |
Dr. Littleton, a graduate of the Georgetown University School of Medicine, completed her residency in Orthopedic Surgery at the
University of Maryland. She served in the U.S. Air Force for three
years after completing her residency. Dr. Littleton was certified by the American Board of Orthopedic Surgery in 2001. Dr. Littleton began her private practice in Baltimore in November, 2002. She has special interest in arthroscopic shoulder and knee surgery, joint replacement,
and Women's Orthopedic issues.
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| To schedule an appointment, please call 410-539-2227 |
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Dr. Alan Oshinsky |
Dr. Oshinsky completed his residency at the University of Maryland and is board certified. As an Ear, Nose and Throat specialist, his areas of special interest include treatment of snoring and sleep apnea, tinnitus, pediatric otolarynology, and nasal and sinus disease. |

Dr. Ileano Showalter |
Dr. Showalter graduated from the University of Puerto Rico School of Medicine in 1995 and completed her residency in Otolaryngology-Head and Neck Surgery in 2002. She completed her Fellowship in Head and Neck Surgical Oncology at the Department of Otolaryngology-Head and Neck Surgery at Wayne State University in Detroit, MI.
She is a fine clinician in the diagnosis and treatment of ear, nose and throat issues and is very skilled in the field of treating head and neck cancers.
Dr. Showalter also completed an internship in general surgery as well as a Fellowship in the treatment of deafness and other communication disorders at the National Institutes of Health in Bethesda, MD.
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| To schedule an appointment, please call 410-837-6126 |
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Dr. Mara Vucich |
Dr. Mara Vucich is board certified in Physical Medicine and Rehabilitation specializing in treating painful spine, joint, muscle and nerve conditions successfully without surgery. She has a special interest in evaluation and treatment to improve function and quality of life as it relates to spinal disorders. Some of the conditions that she treats include: arthritis and degeneration of the spine, back and neck strains, disc herniations, whiplash, torticollis, radiculopathy, scoliosis, spinal stenosis, osteoporosis, compression fractures and myofascial pain of the neck and back.
Dr. Vucich completed her undergraduate degree at the University of Maryland College Park and graduated from the honors program with a BS in Biology and an emphasis in neurophysiology. She attended medical school from 1994 to 1998, at the Ohio University College of Osteopathic Medicine. In 2002, she successfully completed her residency training at the Medical College of Ohio in Physical Medicine and Rehabilitation. Here she served as chief resident and graduate medical education committee representative. Her research experience has included studies in dance medicine and sports medicine. She has served as a board member for a dance company and staffed sports medicine clinics.
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| To schedule an appointment, please call 410-539-3434 |
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LeBow Podiatry - This podiatric practice which has been providing care in Baltimore for over 50 years includes: |
Dr. Jay LeBow |
A Diplomate of the American Board of Podiatric Surgery, and a Fellow of the American College of Foot and Ankle Surgery, Dr. LeBow graduated from the Temple University School of Podiatric Medicine. He has been providing quality care to Baltimore residents for over 20 years. His areas of special interest include sports medicine (he is currently the team podiatrist for the Baltimore Orioles) and diabetic foot care. |
Dr. Sean Sider |
Dr. Sider graduated from the Ohio College of Podiatric Medicine. Like Dr. LeBow, his areas of special interests include sports medicine and diabetic foot care. |
| To schedule an appointment, please call 410-661-3338 |
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Dr. Chi-Shiang Chen |
Dr. Chi-Shiang Chen - Dr. Chen has been in private practice for over 25 years. Dr. Chen completed his residency at Elmhurst General Hospital in New York and completed his Pulmonary Fellowship at the University of
Maryland. Board Certified in Internal Medicine and Pulmonary
Medicine, Dr. Chen is especially interested in the treatment of bronchial asthma, COPD, and lung cancer. |
| To schedule an appointment, please call 410-332-8484 |
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Dr. Marlyn Lorenzo
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Dr. Lorenzo began seeing patients at Overlea in August, 2005. Board Certified in Internal Medicine, she recently completed a Fellowship in Rheumatology as well as Internship and Residency at the Cabrini Medical Center in New York City. She is a graduate of the University of Puerto Rico and the Central del Carib Medical School in Puerto Rico. She is a member of the American College of Rheumatology and the American Medical Association. |
| To schedule an appointment, please call 410-332-9346 |
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Dr. Peter Ledakis |
After graduation from the University of Athens Medical School in Athens, Greece, Dr. Ledakis completed his residency at the Albert Einstein Medical Center in Philadelphia, Pennsylvania, a a fellowship in Medical Oncology and Hematology at the National Cancer Institute and the National Blood Institute (N.I.H.) . Dr. Ledakis is board certified in Hematology, Medical Oncology, and Internal Medicine. |
| To schedule an appointment, please call 410-783-5858 |
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Dr. Vadim Gushchin |
Is the director of Gastrointestinal Oncology at The Institute for Cancer Care at Mercy. He completed comprehensive training in Surgical Oncology at Roswell Park Cancer Institute, the birthplace of modern oncology practice and research in the United States.
His primary clinical and research interests are the malignancies of the gastrointestinal tract. The American College of Surgeons awarded him with an international fellowship and he traveled to Tokyo, Japan to study the advanced treatment of gastric cancer. Dr. Gushchin provides expertise with advanced surgical techniques such as isolated limb infusion (ILI) for melanoma treatment and offers individualized oncology patient care and a focus on oncology research.
Dr. Gushchin is also directing a surgical oncology fellowship program, bringing the latest developments in oncology to the community surgeons. |
| To schedule an appointment, please call 410-332-9294 |
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Dr. Stanley Silber |
Dr. Silber, a board certified Urologist, has been practice for nearly 30 years and has been Chief of Urology at Mercy Medical Center since 1984. A graduate of Chicago Medical School , Dr. Silber completed his internship and residency at the University of Maryland . |
Dr. Ira Hantman |
After completing Medical School, internship and residency at the University of Maryland, Dr. Hantman completed his Fellowship at Johns Hopkins. He is board certified in Urology and has been in practice for 25 years. |
Dr. Robert Thompson |
A board certified graduate of the University of Maryland School of Medicine, Dr. Thompson is a Urologist who specializes in the treatment of prostate disease, incontinence, urological oncology, stone diseases, impotence, infertility, and pediatric urology. |
| To schedule an appointment, please call 410-332-9654 |
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Dr. Luis Queral |
Dr. Queral, an internationally renowned Vascular Surgeon with more than 20 years of experience in vascular medicine, attended the University of Maryland School of Medicine and is board certified in general and vascular surgery. His areas of special interest include minimally invasive techniques for treatment of circulatory disorders. |
Dr. Richard Wilkerson |
Dr. Richard Wilkerson - Dr. Wilkerson completed his medical education at the University of Alabama School of Medicine and completed his residency at the Texas Tech University Health Sciences Center. He completed a fellowship in Vascular Surgery at the University of Maryland. He joined The Vascular Center at Mercy in July, 2002. |
| To schedule an appointment, please call 410-332-9404 |
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NICHOLAS P. CONTI, LCSW-C
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Nicholas P. Conti, LCSW-C returns to Overlea where he was born and raised. He received his bachelor’s degree from Loyola College in Baltimore and was commissioned as an officer in the United States Army. Following his discharge from the U.S. Army in 1969, he received a Master’s Degree in Clinical Social Work from the University of Maryland School of Social Work. He has been practicing in the Baltimore area since 1972. Mr. Conti has served as a Clinical Associate Professor at the University of Maryland School of Social Work and as a Clinical Assistant Professor at the University of Maryland School of Medicine.
Mr. Conti is a Diplomate of the American Psychotherapy Association, a member of the American Academy of Certified Social Workers and is licensed to practice counseling and psychotherapy. He provides individual, family and marital counseling to a wide range of people from age seventeen through those who are geriatric. His approach is to assist patients in dealing with the day-to-day pressures of their lives. Mr. Conti helps people in coping with major life changes, depression, anger management and the development of effective communication skills |
| To schedule an appointment, please call 410-342-6965 |
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