
Overview
Dr. Fessler is a specialist in Pulmonary and Critical Care Medicine. He is an expert in the diagnosis and management of acute respiratory failure, including asthma, pneumonia, C.O.P.D., neuromuscular diseases, and the acute respiratory distress syndrome. He also has extensive experience in the management of other life-threatening conditions such as gastrointestinal bleeding, pulmonary embolism, diabetic ketoacidosis and hyperosmolar states, and shock.
Dr. Fessler is rated as an Advanced provider by MediFind in the treatment of Newborn Jaundice. His top areas of expertise are Secondary Immunodeficiency (SID), Cystic Fibrosis, Acute Interstitial Pneumonia, and Interstitial Lung Disease.
His clinical research consists of co-authoring 33 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE PDP
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1800 Orleans Street, Baltimore, MD 21287
4940 Eastern Avenue, Baltimore, MD 21224
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. Rebecca Dezube is an assistant professor of medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise are cystic fibrosis and critical care medicine. She sees patients in the adult cystic fibrosis (CF) clinic as well as in the medical intensive care unit (MICU). She received her A.B. from Harvard University and earned her M.D. from Vanderbilt University School of Medicine. She completed her residency in internal medicine at Johns Hopkins, where she also served as an Assistant Chief of Service. She also trained as a fellow in pulmonary and critical care medicine at Johns Hopkins and served as the Chief Fellow in Pulmonary and Critical Care Medicine. Dr. Dezube joined the Johns Hopkins faculty in 2017. Dr. Dezube is rated as a Distinguished provider by MediFind in the treatment of Newborn Jaundice. Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), and Newborn Jaundice.
Privia Medical Group, LLC
Mark Jennings is a Pulmonary Medicine specialist and a Pediatrics provider in Lanham, Maryland. Dr. Jennings is rated as a Distinguished provider by MediFind in the treatment of Newborn Jaundice. His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, and Jaundice. Dr. Jennings is currently accepting new patients.
Johns Hopkins Outpatient Center
Dr. Lechtzin is a pulmonary and critical care medicine physician. He directs the Adult CF program and the neuromuscular pulmonary clinic at Johns Hopkins and is an expert in the treatment of cystic fibrosis, pulmonary complications of neuromuscular disease and the care of critically ill patients in the Medical ICU. He is a member of the Longcope Firm Faculty and provides teaching to medical students and residents at Johns Hopkins. Dr. Lechtzin is rated as a Distinguished provider by MediFind in the treatment of Newborn Jaundice. His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Lung Transplant, and Endoscopy.
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
- Advanced
- Acute Interstitial PneumoniaDr. Fessler isAdvanced. Learn about Acute Interstitial Pneumonia.
- Cystic FibrosisDr. Fessler isAdvanced. Learn about Cystic Fibrosis.
- Interstitial Lung DiseaseDr. Fessler isAdvanced. Learn about Interstitial Lung Disease.
- Newborn JaundiceDr. Fessler isAdvanced. Learn about Newborn Jaundice.
- Secondary Immunodeficiency (SID)Dr. Fessler isAdvanced. Learn about Secondary Immunodeficiency (SID).
- Experienced
- BronchiectasisDr. Fessler isExperienced. Learn about Bronchiectasis.
- Bronchiolitis ObliteransDr. Fessler isExperienced. Learn about Bronchiolitis Obliterans.
- Bronchogenic CystDr. Fessler isExperienced. Learn about Bronchogenic Cyst.
- Cerebral HypoxiaDr. Fessler isExperienced. Learn about Cerebral Hypoxia.
- Chronic Obstructive Pulmonary Disease (COPD)
- EmphysemaDr. Fessler isExperienced. Learn about Emphysema.

