Overview
John Maddox is a General Surgeon practicing medicine in Hagerstown, Maryland.
His clinical expertise encompasses Hypovolemic Shock, Gallstones, Choledocholithiasis, Gallbladder Disease, and Splenectomy.
He is actively involved in clinical research, co-authoring 20 peer reviewed articles.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
Locations
11116 Medical Campus Rd, Hagerstown, MD 21742
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Johns Hopkins Outpatient Center
Dr. Allan Belzberg is a neurosurgeon specializing in surgery of the peripheral nervous system. As Director of Peripheral Nerve Surgery at Johns Hopkins in Baltimore, he treats tumors including schwannoma, neurofibroma and nerve sheath tumor. Dr. Belzberg performs surgical repair of nerve damage caused by trauma as well as neurosurgery on carpal tunnel, peroneal nerve and other peripheral nerve conditions. Dr. Belzberg also directs the Brachial Plexus and Peripheral Nerve Clinic at the Kennedy Krieger Institute and co-directs the Neurosurgery Pain Research Institute at Johns Hopkins Hospital. Dr. Belzberg currently sees patients at the Johns Hopkins Outpatient Center located in Baltimore on Wednesdays and the Green Spring Station location on Fridays. Dr. Belzberg is highly rated in 19 conditions, according to our data. His clinical expertise encompasses Schwannomatosis, Neurofibromatosis, Thoracic Outlet Syndrome, Rhizotomy, and Laminectomy. Dr. Belzberg is board certified in American Board Of Neurological Surgery.
Montgomery County
Gary F. Rogers, MD, JD, LLM, MBA, MPH, is an academic pediatric plastic surgeon, the Johnston Family professor of pediatric plastic surgery and chief of the Division of Pediatric Plastic Surgery at Children’s National Hospital. A native of California, he earned his undergraduate education at UCLA in 1987 and matriculated at Tulane University School of Medicine. During the next four years, he completed three concurrent graduate degrees: a degree in medicine with honors (Alpha Omega Alpha), a Masters of Business Administration (1988-1991; A.B. Freeman School of Business) and a Masters of Public Health (1990-1991; Tulane University School of Public Health). Between 1991 and 1997, he completed a residency in orthopaedic surgery from the University of North Carolina, Chapel Hill (1991-1996) while attaining a law degree (JD) from the University of North Carolina, School of Law (1993-1997). His subsequent training included a plastic surgery residency from University of Tennessee, Chattanooga, fellowships in pediatric plastic/craniofacial surgery at Boston Children’s Hospital/Harvard and orthopaedic hand and microsurgery from Massachusetts General Hospital/Harvard (2001-2002). From 2002-2010, Dr. Rogers was a faculty member of the Division of Plastic and Oral Surgery at Boston Children’s Hospital and he held an academic appointment at Harvard Medical School. During this time, he co-invented two medical devices designed to prevent plagiocephaly. In 2010, Dr. Rogers joined Children’s National as the Chief of Pediatric Plastic Surgery. He is a Professor of Surgery and Pediatrics at the George Washington University School of Medicine and Health Sciences. Dr. Rogers completed a Masters in Law (LL.M.) focusing on healthcare law from the George Washington School of Law in 2016 and is currently a student in the Masters of Applied Economics program at the George Washington University Columbian College of Arts and Science. Dr. Rogers holds a subspecialty board certification in hand surgery (CAQHS) from the American Board of Plastic Surgery. He has authored more than 170 peer-reviewed articles and book chapters. He has also lectured at numerous regional, national and international meetings. He and his wife of 23 years, Wendy, have four children and live in Great Falls, Virginia. Dr. Rogers is highly rated in 20 conditions, according to our data. His clinical expertise encompasses Craniosynostosis, Metopic Ridge, Plagiocephaly, Craniectomy, and Osteotomy. Dr. Rogers is board certified in Surgery Of The Hand: American Board Of Plastic Surgery, 2006, Plastic Surgery: American Board Of Plastic Surgery, 2005, and Orthopaedic Surgery: American Board Of Orthopaedic Surgery, 2004.
Main Hospital-Diabetes Complex Clinic
Robert Keating, MD, is currently a McCullough distinguished professor, interim senior vice president, Neuroscience and Behavioral Medicine Center and chief of Neurosurgery at Children’s National Hospital. A graduate of Georgetown University Medical School, he completed a neurosurgery residency and fellowship in pediatric neurosurgery/craniofacial surgery at the Albert Einstein and Montefiore Medical Center in the Bronx, NY. Following his training, Dr. Keating served in the U.S. Navy and was stationed at the Oakland Naval Hospital serving as the chief from 1991-1994. After his time in the Navy, he returned to the Bronx where he was on staff at Montefiore Medical Center as well as the Bronx Municipal Hospital Center for two years before coming back to Washington, D.C., in 1996 to join the faculty at Children’s National Dr. Keating's past appointments include the president of the medical staff at Children’s National, as well as head of credentials. He currently maintains a busy practice of pediatric neurosurgery, with an emphasis on tumors, Chiari malformations, craniofacial reconstruction, spinal dysraphism, spasticity and brachial plexus surgery. As a member of the American Society of Pediatric Neurosurgery and International Society of Pediatric Neurosurgery, he has published and presented extensively in the field. His publications include the previous texts, “An Atlas of Orbitocranial Surgery” and “Tumors of the Pediatric Nervous System” (2nd edition published in 2013), with current work on Neurosurgical Operative Atlas, (2nd ed. Goodrich JT, and Keating RF, Thieme) due for publication in 2018. He is also chair, medical advisory committee on the Board of the American Syringomyelia Alliance Project as well as a founding member of the Posterior Fossa Society and maintains long-standing membership in the CNS, AANS, ASPN and ISPN. Dr. Keating is highly rated in 22 conditions, according to our data. His clinical expertise encompasses Craniosynostosis, Metopic Ridge, Chiari Malformation Type 1, Posterior Fossa Decompression, and Craniectomy. Dr. Keating is board certified in Neurological Surgery: American Board Of Neurological Surgery, 2000 and Neurological Surgery: American Board Of Neurological Surgery, 1993.
Frequently Asked Questions about Dr. John Maddox
How do I make an appointment with Dr. John Maddox?
You can book an appointment with Dr. John Maddox by calling their office at 301-790-8000. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John Maddox a top-rated expert for Splenectomy?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John Maddox is classified as an Experienced expert for Splenectomy, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John Maddox specialize in?
While Dr. John Maddox is a General Surgery, they have specific expertise in Splenectomy, Hypovolemic Shock, and Gallstones. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within General Surgery.
Does Dr. John Maddox participate in research or clinical trials?
Yes. Dr. John Maddox has published 20 articles and abstracts on conditions like Splenectomy. You can view a list of Dr. John Maddox's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. John Maddox accept my insurance?
Dr. John Maddox accepts most major insurance plans, including UnitedHealthcare. We recommend calling the office directly at 301-790-8000 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- CholedocholithiasisDr. Maddox isExperienced. Learn about Choledocholithiasis.
- Gallbladder DiseaseDr. Maddox isExperienced. Learn about Gallbladder Disease.
- GallstonesDr. Maddox isExperienced. Learn about Gallstones.
- Hypovolemic ShockDr. Maddox isExperienced. Learn about Hypovolemic Shock.
- SplenectomyDr. Maddox isExperienced. Learn about Splenectomy.


