
Overview
Sima Ramratnam, MD, is a UW Health Kids pediatric allergist and immunologist and an assistant professor in the Department of Pediatrics at the University of Wisconsin School of Medicine and Public Health.Dr. Ramratnam treats children with immune conditions and allergies caused by food, drugs or environmental factors. She provides care for short-term problems such as seasonal allergies, as well as long-term concerns, including recurrent infections, pneumonia, chronic coughs and rhinitis (stuffy nose).As a proponent of holistic care, Dr. Ramratnam strives to improve all aspects of her patients’ health, including their lifestyle, mental well-being, and eating and sleeping habits. Believing that patients should be involved in making decisions about their health, she works with children and their families to find solutions that fit their needs.In addition to her clinical work, Dr. Ramratnam researches new ways to prevent childhood asthma within socioeconomically disadvantaged urban populations. She is particularly interested in the impact of air pollution on asthmatic conditions.Outside of work, Dr. Ramratnam spends her time hosting parties and learning how to use her sewing machine. She also enjoys coordinating dance activities for her daughter.Nothing gives me more joy than helping children and their families find sustainable ways to live happy, healthy lives.
Dr. Ramratnam is highly rated in 3 conditions, according to our data. Her clinical expertise encompasses Asthma, Stridor, Asthma in Children, and Simple Pulmonary Eosinophilia.
Dr. Ramratnam is board certified in Allergy & Immunology, Pediatrics, and Pediatric Pulmonology. She is actively involved in clinical research, co-authoring 29 peer reviewed articles.
Graduate Institution
Residency
Specialties
Licenses
Board Certifications
Fellowships
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- EPO
- HMO
- INDEMNITY
- POS
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
Locations
451 Junction Rd, Madison, WI 53717
Additional Areas of Focus
Dr. Ramratnam has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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.
University Hospital
William Busse is an Allergy and Immunologist practicing medicine in Madison, Wisconsin. Dr. Busse is highly rated in 8 conditions, according to our data. His clinical expertise encompasses Asthma, Eosinophilic Asthma, Asthma in Children, and Chronic Eosinophilic Pneumonia.
University Hospital
Philip Farrell is a Pediatric Pulmonologist practicing medicine in Madison, Wisconsin. Dr. Farrell is highly rated in 1 condition, according to our data. His clinical expertise encompasses Cystic Fibrosis and Pseudomonas Stutzeri Infections.
Junction Rd Medical Center Allergy, Asthma And Immunology Clinic
Sameer Mathur, MD, PhD, is an allergist and immunologist at UW Health and an associate professor in the Department of Medicine at the University of Wisconsin School of Medicine and Public Health, Division of Allergy, Pulmonary and Critical Care Medicine. He treats adults with a variety of allergic conditions, including allergic rhinitis, asthma, diseases of the esophagus, hives, food allergies, drug allergies and some types of immune deficiencies.When working with patients, Dr. Mathur first tries to understand their personal goals for treatment. He then educates them about their condition and possible treatment strategies so they can partner to make informed decisions about their care.Although it’s not always possible to find a definitive answer, Dr. Mathur is committed to investigating what exactly is causing an allergic reaction. His current research focuses on understanding how the eosinophil (a type of white blood cell) contributes to allergic diseases, particularly eosinophilic esophagitis and severe asthma.Outside of work, Dr. Mathur enjoys playing tennis, pickleball and other racquet sports. He also enjoys biking on the Dane County trails and exploring the state. Dr. Mathur is highly rated in 16 conditions, according to our data. His clinical expertise encompasses Hypereosinophilic Syndrome, Hives, Eosinophilic Asthma, and Chronic Spontaneous Urticaria (CSU). Dr. Mathur is board certified in Allergy & Immunology.
Frequently Asked Questions about Dr. Sima Ramratnam
How do I make an appointment with Dr. Sima Ramratnam?
You can book an appointment with Dr. Sima Ramratnam by calling their office at 608-263-6180. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Sima Ramratnam a top-rated expert for Asthma?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Sima Ramratnam is classified as an Advanced expert for Asthma, 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. Sima Ramratnam specialize in?
While Dr. Sima Ramratnam is a Pediatric Pulmonology, they have specific expertise in Asthma, Stridor, and Asthma in Children. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Pediatric Pulmonology.
Does Dr. Sima Ramratnam participate in research or clinical trials?
Yes. Dr. Sima Ramratnam has published 29 articles and abstracts on conditions like Asthma. You can view a list of Dr. Sima Ramratnam's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Sima Ramratnam accept my insurance?
Dr. Sima Ramratnam accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 608-263-6180 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
- Advanced
- AsthmaDr. Ramratnam isAdvanced. Learn about Asthma.
- Asthma in ChildrenDr. Ramratnam isAdvanced. Learn about Asthma in Children.
- StridorDr. Ramratnam isAdvanced. Learn about Stridor.
- Experienced
- Chronic Eosinophilic PneumoniaDr. Ramratnam isExperienced. Learn about Chronic Eosinophilic Pneumonia.
- Eosinophilic AsthmaDr. Ramratnam isExperienced. Learn about Eosinophilic Asthma.
- Eosinophilic PneumoniaDr. Ramratnam isExperienced. Learn about Eosinophilic Pneumonia.
- Simple Pulmonary EosinophiliaDr. Ramratnam isExperienced. Learn about Simple Pulmonary Eosinophilia.

