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    Last Updated: 01/09/2026

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    MediFind found 16 doctor with experience in Secondary Immunodeficiency (SID) near Columbia, MD. Of these, 7 are Advanced, 5 are Experienced and 4 are Distinguished.

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    16 providers found
      Advanced in Secondary Immunodeficiency (SID)
      Internal Medicine
      Advanced in Secondary Immunodeficiency (SID)
      Internal Medicine
      11055 Little Patuxent Pkwy, Suite 104, 
      Columbia, MD 
       (1.5 miles away)
      Languages Spoken:
      English

      Gary Prada is a primary care provider, practicing in Internal Medicine in Columbia, Maryland. Dr. Prada is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Secondary Immunodeficiency (SID), Cystic Fibrosis, Newborn Jaundice, and Sitosterolemia.

      Experienced in Secondary Immunodeficiency (SID)
      Radiology | Interventional Radiology
      Experienced in Secondary Immunodeficiency (SID)
      Radiology | Interventional Radiology

      Johns Hopkins University

      5759 Cedar Ln, 
      Columbia, MD 
       (1.5 miles away)
      Languages Spoken:
      English

      Harrison Bai is a Radiologist and an Interventional Radiologist in Columbia, Maryland. Dr. Bai is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Vertigo, Pleural Effusion, Renal Cell Carcinoma (RCC), Thrombectomy, and Stent Placement.

      Christian Merlo
      Distinguished in Secondary Immunodeficiency (SID)
      Transplant Surgery
      Distinguished in Secondary Immunodeficiency (SID)
      Transplant Surgery

      Johns Hopkins Outpatient Center

      601 North Caroline Street, Floor 7, Floor 7, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Dr. Merlo is an internist who specializes in pulmonary and critical care medicine. Dr. Merlo also has clinical expertise in the care of patients with cystic fibrosis as well as clinical expertise in the care of patients with advanced lung disease who may require or have undergone lung transplantation. Dr. Merlo holds a joint appointment in epidemiology at the Johns Hopkins Bloomberg School of Public Health. Dr. Merlo attended the College of the Holy Cross and completed medical school and residency training in internal medicine at Georgetown University. He completed both clinical and research fellowships in pulmonary and critical care medicine at Johns Hopkins, and earned his M.P.H. at the Bloomberg School of Public Health. His research interests include outcomes in lung transplantation and cystic fibrosis, HIV-related pulmonary disease, and outcomes in Osler Weber Rendu. Dr. Merlo serves as the Associate Program Director of Scholarship for the Osler Medical Housestaff Training Program. He has contributed numerous scientific papers and book chapters related to cystic fibrosis and lung transplantation, and his awards include the Harry Shwachman Clinical Investigator Award from the Cystic Fibrosis Foundation. Dr. Merlo is rated as a Distinguished provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Aspergillosis, Lung Transplant, and Endoscopy.

      Learn about our expert tiers
      Rebecca Dezube
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine

      Johns Hopkins Outpatient Center

      601 North Caroline Street, Floor 7, Floor 7, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      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 Secondary Immunodeficiency (SID). Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), and Newborn Jaundice.

      Noah Lechtzin
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine

      Johns Hopkins Outpatient Center

      601 North Caroline Street, Floor 7, Floor 7, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      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 Secondary Immunodeficiency (SID). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Lung Transplant, and Endoscopy.

      Michael P. Boyle
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine
      Distinguished in Secondary Immunodeficiency (SID)
      Pulmonary Medicine

      Johns Hopkins Outpatient Center

      601 North Caroline Street, Floor 7, Floor 7, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Dr. Michael Boyle is an Adjunct Professor of Medicine at the Johns Hopkins University School of Medicine, and President and CEO of the U.S. Cystic Fibrosis Foundation. His areas of expertise include adult cystic fibrosis care and research. Dr. Boyle founded and directed the Johns Hopkins Adult Cystic Fibrosis Program from 1999 to 2015 at the Johns Hopkins Cystic Fibrosis Center. Dr. Boyle completed all of his medical training at Johns Hopkins including fellowship in pulmonary and critical care medicine before joining the Johns Hopkins faculty in 1999. He is internationally known both for his clinical research in CFTR modulators and for his work to improve care for adults with cystic fibrosis. While at Johns Hopkins he has received numerous honors including the American Lung Association’s George Comstock Career Achievement Award, American Federation of Clinical Research Achievement Award, “Patient’s Choice Award”, “Best Full-Time Faculty Teacher”, and “Best Doctors in America”. Dr. Boyle is rated as a Distinguished provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Secondary Immunodeficiency (SID), Cystic Fibrosis, and Newborn Jaundice.

      Natalie E. West
      Advanced in Secondary Immunodeficiency (SID)
      Pulmonary Medicine | Hospital Medicine
      Advanced in Secondary Immunodeficiency (SID)
      Pulmonary Medicine | Hospital Medicine

      Johns Hopkins Outpatient Center

      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Dr. Natalie West is a pulmonary specialist in the Greater Baltimore area who specializes in the diagnosis and treatment of cystic fibrosis. Her focus also includes the treatment of interstitial lung disease, lung transplantation, COPD, asthma, and pulmonary hypertension. She also manages patients in the medical intensive care unit with acute respiratory failure caused by asthma, pneumonia, COPD, and the acute respiratory distress syndrome, as well as other conditions such as gastrointestinal bleeding, pulmonary embolism, diabetic ketoacidosis, and shock from sepsis, hypovolemia, and heart disease. Dr. West also serves as the associate program director of the Johns Hopkins Pulmonary and Critical Care Fellowship Program and plays an active role in recruitment of new fellows and mentoring fellows in the division. Dr. West is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Pseudomonas Stutzeri Infections, and Lung Transplant.

      Jonathan B. Orens
      Advanced in Secondary Immunodeficiency (SID)
      Transplant Surgery
      Advanced in Secondary Immunodeficiency (SID)
      Transplant Surgery

      Johns Hopkins Outpatient Center

      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Dr. Jonathan Orens is a professor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include pulmonary and critical care medicine. He is an internationally recognized expert in lung transplantation. Dr. Orens received his M.D. from the University of Maryland School of Medicine. He completed his residency at the University of Maryland Medical Center and performed a fellowship in pulmonary and critical care medicine at the University of Michigan Hospitals. Dr. Orens joined the Johns Hopkins faculty in 1998. His research interests include clinical outcomes of lung transplantation, chronic allograft rejection and ischemic reperfusion injury. Dr. Orens is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Lung Transplant, and Endoscopy.

      Peter Mogayzel
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology

      Rubenstein Child Health Building

      200 North Wolfe Street, Rubenstein BLDG Lower Level, Rubenstein BLDG Lower Level, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Dr. Peter Mogayzel is the Menowitz/Rosenstein Professor of Pediatric Respiratory Sciences at the Johns Hopkins University School of Medicine. His areas of clinical expertise include pediatric pulmonary medicine and the treatment of cystic fibrosis. He has served as the director of the Johns Hopkins Cystic Fibrosis Center since 2002. Dr. Mogayzel attended Brown University and received his M.D. and Ph.D. degrees from Boston University and an M.B.A. from Johns Hopkins University. He completed his pediatric residency at the University of Washington, and finished pediatric pulmonary and pediatric critical care fellowships at Johns Hopkins in 1998 before joining the faculty. His research interests include the regulatory properties of the CFTR gene, mucociliary clearance and development of new therapeutics for cystic fibrosis. Dr. Mogayzel has provided care for children with cystic fibrosis and has been active in the CF community since his arrival at Johns Hopkins. He served as Chairman of the Clinical Practice Guidelines for Pulmonary Therapies Committee and the Therapeutic Development Network Protocol Review Committee both of the Cystic Fibrosis Foundation. He is also a past Chairman of the Cystic Fibrosis Foundation Center Committee which accredits cystic fibrosis care centers in the US. He is currently a member of the Board of Directors of the Cystic Fibrosis Foundation. Dr. Mogayzel is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, and Pseudomonas Stutzeri Infections.

      Shruti M. Paranjape
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology

      Rubenstein Child Health Building

      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English, Marathi

      Dr. Shruti Paranjape attended the University of Pennsylvania and received her M.D. from the University of Pittsburgh. She completed her pediatrics residency and pediatric pulmonology fellowship at Children’s Hospital of Pittsburgh. She has served as the Assistant Director of the CF Center at Children’s Hospital of Pittsburgh. Her awards include the James Sutherland Award for Outstanding Research by a Young Investigator. Dr. Paranjape is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, and Jaundice.

      Kristina Montemayor
      Advanced in Secondary Immunodeficiency (SID)
      Intensive Care Medicine | Pulmonary Medicine
      Advanced in Secondary Immunodeficiency (SID)
      Intensive Care Medicine | Pulmonary Medicine

      Johns Hopkins Outpatient Center

      601 North Caroline Street, Floor 7, Floor 7, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English, Spanish

      Dr. Kristina Montemayor is an Assistant Professor of Medicine in the Division of Pulmonary and Critical Care Medicine at Johns Hopkins. She worked as a bedside nurse for five years prior to receiving her medical degree with honors from the University of Texas Medical Branch and then completed her Internal Medicine residency and Pulmonary and Critical Care fellowship training at Johns Hopkins. Her clinical and research areas of expertise include adult cystic fibrosis, sex differences in pulmonary exacerbations, and women's health in cystic fibrosis. Her clinical work also involves caring for critically ill patients in Intensive Care Units. Dr. Montemayor joined the faculty in 2020 and has also been involved with undergraduate and graduate medical education. At the UME level, she is the Course Director for the pulmonary section of the pre-clerkship courses. At the GME level, she is Firm Faculty Leader of the Longcope Firm and Senior Associate Program Director of the Osler Medical Residency. In July 2024, she became the Director of the Fellowship Training Program in Pulmonary and Critical Care Medicine. Dr. Montemayor is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, and Bronchiectasis.

      Lori Vanscoy
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology
      Advanced in Secondary Immunodeficiency (SID)
      Pediatric Pulmonology

      Rubenstein Child Health Building

      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English

      Lori Vanscoy is a Pediatric Pulmonologist in Baltimore, Maryland. Dr. Vanscoy is rated as an Advanced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, and Jaundice.

      Pali Shah
      Experienced in Secondary Immunodeficiency (SID)
      Transplant Surgery
      Experienced in Secondary Immunodeficiency (SID)
      Transplant Surgery

      Johns Hopkins Outpatient Center

      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English, French, Hindi
      Offers Telehealth

      Dr. Pali Dedhiya Shah is a pulmonary and critical care physician. She is an expert in the diagnosis and treatment of advanced lung disease and lung transplantation. She is the medical director of the Johns Hopkins Lung Transplant program. She is a member of the International Society for Heart and Lung transplantation and provides teaching to medical students, residents and fellows at Johns Hopkins. Dr. Shah earned her medical degree from Jefferson Medical College of Thomas Jefferson University. She completed her residency at the Hospital of the University of Pennsylvania and performed a fellowship in pulmonary and critical care medicine at Johns Hopkins. Dr. Shah joined the Johns Hopkins faculty as an assistant professor of medicine in 2011. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Acute Interstitial Pneumonia, Interstitial Lung Disease, Idiopathic Pulmonary Fibrosis, Lung Transplant, and Endoscopy.

      Puneet S. Garcha
      Experienced in Secondary Immunodeficiency (SID)
      Pulmonary Medicine | Transplant Surgery | Intensive Care Medicine
      Experienced in Secondary Immunodeficiency (SID)
      Pulmonary Medicine | Transplant Surgery | Intensive Care Medicine
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English, Hindi
      Accepting New Patients

      Puneet Garcha is a Pulmonary Medicine specialist and a Transplant Surgeon in Baltimore, Maryland. Dr. Garcha is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Acute Interstitial Pneumonia, Interstitial Lung Disease, Idiopathic Pulmonary Fibrosis, Lung Metastases, and Lung Transplant. Dr. Garcha is currently accepting new patients.

      Experienced in Secondary Immunodeficiency (SID)
      Nephrology | Hospital Medicine
      Experienced in Secondary Immunodeficiency (SID)
      Nephrology | Hospital Medicine

      University Of Maryland Physicians PA

      22 S Green St, 
      Baltimore, MD 
       (13.9 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Joshua King is a Nephrologist and a Hospital Medicine provider in Baltimore, Maryland. Dr. King is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). His top areas of expertise are Metabolic Acidosis, Liddle Syndrome, Pseudohypoaldosteronism Type 2, Chronic Kidney Disease, and Hip Replacement. Dr. King is currently accepting new patients.

      Experienced in Secondary Immunodeficiency (SID)
      Endocrinology
      Experienced in Secondary Immunodeficiency (SID)
      Endocrinology

      St Paul Place Specialists, Inc.

      301 Saint Paul St, 
      Baltimore, MD 
       (14.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Rachael Oxman is an Endocrinologist in Baltimore, Maryland. Dr. Oxman is rated as an Experienced provider by MediFind in the treatment of Secondary Immunodeficiency (SID). Her top areas of expertise are Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Maturity Onset Diabetes of the Young, and Rabson-Mendenhall Syndrome.

      Showing 1-16 of 16

      Last Updated: 01/09/2026

      When should I see a Secondary Immunodeficiency (SID) doctor near Columbia, MD?

      There are various reasons why you may want to see a specialist, such as: 

      • Your primary care provider recommends it. 
      • Your condition requires expert knowledge and specialized care. 
      • Your symptoms persist or worsen despite treatment. 
      • You need specialized testing or procedures. 
      • You want a second opinion.  

      What should I consider when choosing a Secondary Immunodeficiency (SID) doctor near Columbia, MD?

      It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

      How does MediFind rank Secondary Immunodeficiency (SID) doctors near Columbia, MD?

      MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

      What types of insurance are accepted by Secondary Immunodeficiency (SID) doctors near Columbia, MD?

      Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

      How can I book an appointment online with a Secondary Immunodeficiency (SID) doctor near Columbia, MD?

      MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Secondary Immunodeficiency (SID) doctor search results page. 

      Why is it important to get a second opinion from a different Secondary Immunodeficiency (SID) doctor?

      Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

      How can I prepare for my appointment with a Secondary Immunodeficiency (SID) doctor near Columbia, MD?

      Prepare for your appointment by gathering the following items: 

      • Copies of medical records (dating back at least one year) 
      • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
      • Family history of disease 
      • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
      • Allergies to medications, food, latex, insects, etc.  
      • List of questions and concerns 
      • Your insurance card 

      You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

      What questions should I ask my Secondary Immunodeficiency (SID) doctor?

      Here are some sample questions: 

      • Can you explain in simple terms what this condition is and how it’s treated? 
      • What symptoms or side effects should I watch for? 
      • What tests will be involved, and when can I expect results? 
      • Are there other specialists I need to see? 
      • What’s the best way to reach you if I have follow-up questions? 

      How can I learn about the latest clinical trials and research advances my Secondary Immunodeficiency (SID) doctor may know about?

      MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

      MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

      Can I filter my search to show male or female Secondary Immunodeficiency (SID) doctors near Columbia, MD?

      Look for the filter feature on the left side of the Secondary Immunodeficiency (SID) doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

      Can I filter my search to find a Secondary Immunodeficiency (SID) doctor that offers video calls?

      Look for the filter feature on the left-side of the Secondary Immunodeficiency (SID) doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

      Reviewed on: 11/11/24  

      By: MediFind Medical Staff 

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