Dr. David Feigin is a Professor (PAR) in the Johns Hopkins Medicine Department of Radiology and Radiological Science. His area of clinical expertise is diagnostic radiology. Dr. Feigin previously served as the Associate Director of Residency in Diagnostic Radiology program and the Director of Chest Imaging. Dr. Feigin received his undergraduate degree from Cornell University. He earned his M.D. from New York University. He completed his residency and performed a fellowship in Nuclear Medicine at The Johns Hopkins Hospital. Dr. Feigin’s research interests are chest imaging, specializing in plain films and HRCT education, especially for post-graduate students. Dr. Feigin is rated as an Advanced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Collapsed Lung, Pleural Effusion, Colonic Malakoplakia, and Pleurisy.

Ernest Tsao is a Gastroenterologist in Baltimore, Maryland. Dr. Tsao is rated as a Distinguished provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Hepatitis, Gas Bloat Syndrome, Hepatitis C, Endoscopy, and Gastrectomy.

Dr. Bimal H. Ashar is a Professor of Clinical Medicine at the Johns Hopkins University School of Medicine. He serves as the Interim Director of the Division of General Internal Medicine, Clinical Director of the Division of General Internal Medicine, and Director of the Executive & Preventive Health Program. Named one of the “Best Doctors in America”, Dr. Ashar’s primary research interests include preventive medicine, dietary supplements and medical education, and he has authored numerous book chapters and articles on these topics. Dr. Ashar is also an editor of The Johns Hopkins Internal Medicine Board Review book and a former consulting editor for the Medical Clinics of North America. Dr. Ashar is an active member of the Society of General Internal Medicine and has served as president for the mid-Atlantic region. He is also a fellow of the American College of Physicians. He obtained his medical degree from the University of Maryland School of Medicine. He completed his residency in internal medicine at Case Western Reserve University/University Hospitals of Cleveland. He subsequently became chief resident and a faculty member at Case Western. Dr. Ashar left Cleveland in 1998 and joined the faculty in the Division of General Internal Medicine at Johns Hopkins University. This provider is registered with the Florida Department of Health to perform telehealth services for patients in Florida and has active medical licenses in Maryland and Washington, D.C.. Videos 2017 Excellence in Service and Professionalism Award - Bimal Ashar, M.D., The Johns Hopkins Hospital Recent News Articles and Media Coverage Young MDs Hazy on Dietary Supplements, Wall Street Journal, May 14, 2007. Dr. Ashar is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Mevalonate Kinase Deficiency, Hypertension, Brugada Syndrome, and Postural Orthostatic Tachycardia Syndrome (POTS).

Bryan Curtin is a Gastroenterologist in Baltimore, Maryland. Dr. Curtin is rated as a Distinguished provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Chronic Idiopathic Constipation (CIC), Gas Bloat Syndrome, Gastroparesis, Endoscopy, and Gastrectomy. Dr. Curtin is currently accepting new patients.

Dr. Marc Paul specializes in diagnostic body imaging with more than 30 years of experience in various private practice settings. Dr. Paul earned his medical degree from the University of Maryland School of Medicine. Following an internal medicine internship and residency at Sinai Hospital, he completed a residency in diagnostic radiology at the University of Louisville School of Medicine. He went on to a fellowship in cross-sectional imaging at the Johns Hopkins University School of Medicine. Dr. Paul joined the diagnostic faculty in March 2022. Dr. Paul is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Gallbladder Disease, Pleurisy, Pleural Effusion, and Progressive Familial Intrahepatic Cholestasis Type 2.

Dr. Homeira Zahiri is a Clinical Associate in the Johns Hopkins Medicine Department of Radiology and Radiological Science. She received her medical degree from Islamic Azad University - Tehran Branch. She performed residencies at Tehran University of Medical Sciences in pathology, University of Nebraska Medical Center in nuclear medicine and Creighton University School of Medicine in radiology. Dr. Zahiri completed a body imaging fellowship at Johns Hopkins Medicine. Dr. Zahiri is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. Her top areas of expertise are Pleurisy, Pleural Effusion, ALK-Positive Non-Small Cell Lung Cancer, and Visceromegaly.

Dr. Richard Southard’s specialty is in pediatric radiology, with more than 25 years of experience in private practice and hospital settings. He joins Johns Hopkins from Phoenix Children’s Hospital, where he is vice chief of Radiology Operations. Previously, he served as a pediatric radiologist, partner and president of Radiology Consultants North Dallas, a Texas-based private practice group. He earned his medical degree from The Ohio State University before going on to an internship and residency in pediatric medicine at Nationwide Children’s Hospital, followed by a diagnostic radiology residency at The University of Pittsburgh Medical Center and fellowship in pediatric radiology at Pittsburgh Children’s Hospital. Dr. Southard’s research has focused on CT radiation dose reduction, imaging of congenital heart disease, implementation and validation of iterative reconstruction noise reduction techniques and dual-energy spectral CT applications in children. He joined the pediatric radiology faculty in February 2023 and will be working remotely from Arizona. Dr. Southard is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Tracheobronchopathia Osteoplastica, Bronchogenic Cyst, Dextrocardia, and Collins Pope Syndrome.

Dr. Melissa Riedy Spevak is an Assistant Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Science. She specializes in pediatric radiology, with an emphasis on imaging of child abuse, pediatric oncologic imaging and pediatric uroradiology. Dr. Spevak received her M.D from Jefferson Medical College of Thomas Jefferson University now known as Sidney Kimmel Medical College of Thomas Jefferson University in Philadelphia, PA. She completed residencies in radiology at Northwestern University’s Feinberg School of Medicine and The Children’s Hospital at Harvard University. Dr. Spevak is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. Her top areas of expertise are Short Stature (Growth Disorders), Gas Bloat Syndrome, Familial Short Stature (FSS), and Idiopathic Short Stature (ISS).

Dr. Christopher Testa specializes in diagnostic radiology, with 10 years of experience in hospital and private practice settings. Dr. Testa earned his medical degree from Georgetown University School of Medicine. After completing an internship in internal medicine and residency in diagnostic radiology at Saint Vincent Hospital in Worcester, Mass., where he also served as chief resident, he went on to a fellowship in cross-sectional body imaging at the Johns Hopkins Hospital. Dr. Testa joined the Community Radiology Division in the NCR in November 2021. Dr. Testa is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Pleurisy, Pleural Effusion, Nasal Flaring, and Gallbladder Disease.

Jamshid Danaie is a Radiologist in Baltimore, Maryland. Dr. Danaie is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Pleurisy, Pleural Effusion, Collapsed Lung, and Gas Bloat Syndrome.

Dr. John Eng is a Professor and Vice Chair of Faculty Academic Development in the Johns Hopkins Medicine Department of Radiology and Radiological Science with a joint appointment in the Division of Health Sciences Informatics at the Johns Hopkins School of Medicine. His area of clinical expertise is diagnostic radiology. Dr. Eng received his undergraduate degree from University of Wisconsin and earned his M.D. from University of Wisconsin Medical School. He completed his residency in radiology at Johns Hopkins Hospital. Dr. Eng was a Howard Hughes Medical Institute Research Scholar at the National Institutes of Health and a Robert Wood Johnson Clinical Scholar at Johns Hopkins. Dr. Eng’s research interests are in the statistical evaluation of diagnostic tests, radiology informatics, and evidence-based radiology. Dr. Eng is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Mononeuritis Multiplex, Femoral Nerve Dysfunction, Lung Nodules, and Collapsed Lung.

Dr. Ammar Al-Ibrahemmi is a Diagnostic Clinical Associate in the Johns Hopkins Medicine Department of Radiology and Radiological Science. Dr. Al-Ibrahemmi specializes in diagnostic and cross-sectional imaging. He received his undergraduate and a medical degree from Baghdad University-Iraq, College of Medicine. He has diagnostic radiology residency training from the Iraqi Board for Medical Specializations, Arab Medical Center, and The Medical City-Baghdad Teaching Hospital. Dr. Al-Ibrahemmi performed a diagnostic radiology clinical observership at St. Luke’s Episcopal Hospital, Texas Medical Center and was a postdoctoral fellow at MD Anderson Cancer Center. Dr. Al-Ibrahemmi completed a radiology residency in 2017, at Wayne State University, Detroit Medical Center, where he was Valedictorian. He most recently completed a cross-imaging fellowship at Johns Hopkins Medicine. Dr. Al is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Collapsed Lung, ALK-Positive Non-Small Cell Lung Cancer, Pleural Effusion, and Pleurisy.

Dr. Ahlawat earned a Bachelor of Arts with magna cum laude at New York University. She completed both her Medical Degree as well as residency training in diagnostic radiology at Rutgers University’s Robert Wood Johnson Medical School in New Brunswick, NJ. Dr. Ahlawat completed her Pediatric Radiology Fellowship at the Children’s National Medical Center in Washington, DC and went on to Johns Hopkins University in Baltimore, MD to do a Fellowship in musculoskeletal radiology. After completion of her fellowship, Dr. Ahlawat joined as faculty in the Diagnostic Division of the department of Radiology at the Johns Hopkins University. Currently, she is an Assistant Professor in the Johns Hopkins University Department of Radiology and Radiological Science. Dr. Ahlawat’s expertise is Diagnostic Radiology with additional training in pediatric and musculoskeletal radiology. Dr. Ahlawat specializes in high resolution magnetic resonance (MR) imaging of peripheral nerves, specifically detection and characterization of peripheral nerve injury; MR imaging of peripheral nerve tumors and peripheral nerve tumor syndromes; whole body MR imaging in the setting of peripheral nerve tumor syndromes; and advanced MR techniques such as quantitative diffusion weighted imaging and apparent diffusion coefficient mapping in characterization of bone and soft tissue tumors. Dr. Shivani Ahlawat also serves as the Director of the Musculoskeletal Fellowship Program. Dr. Ahlawat is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. Her top areas of expertise are Schwannomatosis, Neurofibromatosis, Neurofibromatosis Type 1 (NF1), and Neurofibromatosis Type 2 (NF2).

Vikash Gupta is a Radiologist in Baltimore, Maryland. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Cholesterol Pneumonia, Pleural Effusion, Pleurisy, Collapsed Lung, and Thrombectomy.

Dr. Javad R. Azadi is the Director of Quality and Safety and an Assistant Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Sciences. He specializes in ultrasound, ultrasound-guided biopsy, body magnetic resonance imaging (MRI), body computed tomography (CT), adult fluoroscopy, as well as cardiac CTA and MRI. Dr. Azadi has served on the RSNA’s COVID-19 Task Force to write educational and policy papers on the COVID-19 pandemic for other radiologists worldwide. He has received grant support as a co-investigator from the NIH, DARPA, and AHRQ. Currently, Dr. Azadi is an organizer of the HVPAA’s annual Architecture of High-Value Health Care and has given talks on providing high-value radiology care to national physician audiences. He is an active member of the Society of Radiologists in Ultrasound (SRU), RSNA, and the American College of Radiology (ACR). Dr. Azadi has broad academic interests including the development of novel imaging techniques, improving high-value care in medicine, and medical education. Dr. Azadi is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Splenic Infarction, Thyroid Nodule, Pancreas Divisum, and Pleurisy.

"Dr. Batouli received his Bachelor’s (Echols Scholar- Interdisciplinary Studies) and Master’s (Epidemiology) degrees from the University of Virginia. Subsequent to Medical School at Mount Sinai School of Medicine, he completed his internship at Northwestern University School of Medicine. He completed his radiology residency at Montefiore Medical Center/Albert Einstein College of Medicine where he was selected Chief Resident. Dr. Batouli completed his Cross-sectional Imaging Fellowship at the Johns Hopkins University School of Medicine where he was chosen as ""Outstanding Fellow of the Year"" by the radiology residents for his excellence as a radiologist and educator. He returns to Johns Hopkins from Mid Atlantic Permanente Medical Group where he was subspecialty chief of Abdominal Imaging. Previously, he was a partner in a private practice, where he served as group treasurer and Chair of Radiology at a community hospital.". Dr. Batouli is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Pleural Effusion, Pleurisy, Gallbladder Disease, and Diverticular Disease.

Dr. Melissa Leimkuehler is a diagnostic radiologist specializing in cross-sectional body imaging, with more than 15 years of experience in hospital and private practice settings. Dr. Leimkuehler joins Johns Hopkins from Truman Medical Centers in Kansas City, MO, where she was a staff radiologist with an expertise in body imaging. She earned her medical degree from the University of Missouri-Kansas City (UMKC) before going on to an internship there the following year. She also completed her residency at UMKC, serving as chief radiology resident. She went on to a cross-sectional body imaging fellowship at Johns Hopkins University School of Medicine. Dr. Leimkuehler is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. Her top areas of expertise are Nasal Flaring, Biliary Dyskinesia, Pleurisy, and Visceromegaly.

Dr. Shadpour Demehri is a Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Science. He specializes in diagnostic radiology and musculoskeletal (MSK) radiology. Dr. Demehri received his M.D. from Tehran University School of Medicine in 2003. He completed a fellowship in radiology at Johns Hopkins University School of Medicine. He performed his residency in diagnostic radiology in 2010 at Brigham & Women’s Hospital, where he subsequently completed two fellowships, one in musculoskeletal and nuclear radiology and a second in noninvasive cardiovascular imaging. He joined the Johns Hopkins faculty in September 2012. Dr. Demehri is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Undifferentiated Pleomorphic Sarcoma, Rhabdomyosarcoma Embryonal, Ollier Disease, Osteotomy, and Aneurysm Repair.

Hazem Hawasli is a Radiologist in Baltimore, Maryland. Dr. Hawasli is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. His top areas of expertise are Vertigo, Ascites, Renal Cell Carcinoma (RCC), and Chronic Cough.

Dr. Ulrike M. Hamper is a Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Science. She also holds appointments in the Department of Pathology and Department of Urology. Her clinical interests include image-guided interventional procedures and encompass the entire spectrum of sonographic studies. These include vascular, OB/GYN, abdominal, genitourinary, pediatric and musculoskeletal ultrasound, as well as imaging of the thyroid, neck and scrotum. Dr. Hamper earned her medical degree at Germany’s Thesis University of Bonn. She completed a pathology residency at the University of Cologne and a rotating medical/surgical internship at Bonn’s Malteser Hospital—both also in Germany. At The Johns Hopkins Hospital, Dr. Hamper completed a residency in diagnostic radiology and fellowship in ultrasound, computed tomography, nuclear medicine and cardiovascular radiology. She also holds a Master of Science in Business degree and an M.B.A. in medical services management, both from Johns Hopkins University. Dr. Hamper has published scores of articles, conducted approximately 20 funded research studies and presented nearly 100 invited lectures. Dr. Hamper is rated as an Experienced provider by MediFind in the treatment of Gas Bloat Syndrome. Her top areas of expertise are Melorheostosis with Osteopoikilosis, Melorheostosis, Osteopenia, and Premature Ovarian Failure.