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    Last Updated: 02/22/2026

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    MediFind found 191 doctor with experience in RASopathies near Radnor, PA. Of these, 172 are Experienced, 17 are Advanced and 2 are Distinguished.

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    191 providers found
      Experienced in RASopathies
      Gastroenterology
      Experienced in RASopathies
      Gastroenterology

      Penn Gastroenterology Radnor

      145 King Of Prussia Road, Floor 2, Suite 205 South, 
      Radnor, PA 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Faten Aberra is a Gastroenterologist in Radnor, Pennsylvania. Dr. Aberra is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Ulcerative Colitis, Crohn's Disease, Viral Gastroenteritis, Colitis, and Endoscopy.

      Experienced in RASopathies
      Internal Medicine
      Experienced in RASopathies
      Internal Medicine

      Penn Internal Medicine Radnor

      145 King Of Prussia Road, Floor 2, Suite 205 South, 
      Radnor, PA 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Steven Feinstein is a primary care provider, practicing in Internal Medicine in Radnor, Pennsylvania. Dr. Feinstein is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Peripheral Neuropathy, Diabetic Neuropathy, Hyperthyroidism, and Childhood Iron Deficiency Anemia.

      Experienced in RASopathies
      Plastic Surgery | Orthopedics
      Experienced in RASopathies
      Plastic Surgery | Orthopedics

      Penn Plastic Surgery Radnor

      145 King Of Prussia Road, Floor 2, Suite 203 North, 
      Radnor, PA 
       (0.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Ines Lin is a Plastic Surgeon and an Orthopedics provider in Radnor, Pennsylvania. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Ganglion Cyst, Syndactyly Type 2, Radial Nerve Dysfunction, Osteotomy, and Fasciotomy. Dr. Lin is currently accepting new patients.

      Are you looking for a specific type of RASopathies?

      Common conditions include: Cardiofaciocutaneous Syndrome, Cardiomyopathic Lentiginosis, Costello Syndrome, Legius Syndrome, Noonan Syndrome

      Learn about our expert tiers
      Experienced in RASopathies
      Plastic Surgery
      Experienced in RASopathies
      Plastic Surgery

      Penn Plastic Surgery Bryn Mawr

      23 Morris Avenue, Suite 219, 
      Bryn Mawr, PA 
       (2.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Joshua Fosnot is a Plastic Surgeon in Bryn Mawr, Pennsylvania. Dr. Fosnot is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Breast Cancer, Inflammatory Breast Cancer, Angiosarcoma, Mastectomy, and Lymphadenectomy. Dr. Fosnot is currently accepting new patients.

      Advanced in RASopathies
      Nurse Practitioner
      Advanced in RASopathies
      Nurse Practitioner

      On Site Dermatology Of Pennsylvania PLLC

      301 E Conestoga Rd, Brightview Devon, 
      Wayne, PA 
       (2.6 miles away)
      Languages Spoken:
      English

      Julia Newbold is a Nurse Practitioner in Wayne, Pennsylvania. Ms. Newbold is rated as an Advanced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Legius Syndrome, RASopathies, Neurofibromatosis, and Plaque Psoriasis.

      Distinguished in RASopathies
      Distinguished in RASopathies

      Corrigan And McGrath Associates PC

      2300 Computer Rd Ste H39, 
      Willow Grove, PA 
       (14.6 miles away)
      Languages Spoken:
      English

      Nikoletta Kelepouris is an Endocrinologist in Willow Grove, Pennsylvania. Dr. Kelepouris is rated as a Distinguished provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Growth Hormone Deficiency (GHD), Pediatric Growth Hormone Deficiency, Noonan Syndrome, RASopathies, and Hormone Replacement Therapy (HRT).

      Experienced in RASopathies
      Experienced in RASopathies

      Penn Otorhinolaryngology - Head And Neck Surgery Radnor

      145 King Of Prussia Road, Ground Floor, Suite G-102, 
      Radnor, PA 
       (0.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Michael Ruckenstein is an Otolaryngologist in Radnor, Pennsylvania. Dr. Ruckenstein is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Schwannoma, Acoustic Neuroma, Meniere Disease, Gamma Knife Radiosurgery, and Myringotomy. Dr. Ruckenstein is currently accepting new patients.

      Experienced in RASopathies
      Experienced in RASopathies

      Penn Dermatology Radnor

      145 King Of Prussia Road, Floor 3, Suite 306, 
      Radnor, PA 
       (0.5 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Katherine Brown is a Dermatologist in Radnor, Pennsylvania. Dr. Brown is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Contact Dermatitis, Actinic Keratosis, Spider Angioma, and Telangiectasia.

      Experienced in RASopathies
      Medical Genetics | Pediatrics
      Experienced in RASopathies
      Medical Genetics | Pediatrics
      119 Adrienne Ln, 
      Wynnewood, PA 
       (4.8 miles away)
      Languages Spoken:
      English

      Michael Schneider is a Medical Genetics specialist and a Pediatrics provider in Wynnewood, Pennsylvania. Dr. Schneider is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Microcephaly, Chromosome 6q Duplication, Chromosome 8p Deletion, and Delayed Growth.

      Atrayee B. Mallick
      Advanced in RASopathies
      Hematology Oncology | Oncology
      Advanced in RASopathies
      Hematology Oncology | Oncology

      Jefferson Cancer - Honickman Center

      1101 Chestnut Street, Floor 14, 
      Philadelphia, PA 
       (12.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Atrayee Mallick is an Oncologist in Philadelphia, Pennsylvania. Dr. Mallick is rated as an Advanced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Bone Tumor, Colorectal Cancer, Fibrosarcoma, Mesenchymoma, and Pancreaticoduodenectomy. Dr. Mallick is currently accepting new patients.

      Distinguished in RASopathies
      Pediatrics | Medical Genetics
      Distinguished in RASopathies
      Pediatrics | Medical Genetics
      34th & Civic Center Boulevard, 9nw55, Chop-pediatrics/medical Genetics Residency Program, 
      Philadelphia, PA 
       (10.5 miles away)
      Languages Spoken:
      English

      Rebecca Ahrens-Nicklas is a Pediatrics specialist and a Medical Genetics provider in Philadelphia, Pennsylvania. Dr. Ahrens-Nicklas is rated as a Distinguished provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Multiple Sulfatase Deficiency, Cardiomyopathic Lentiginosis, Chondrodysplasia Punctata with Steroid Sulfatase Deficiency, and Noonan Syndrome.

      Advanced in RASopathies
      Interventional Radiology
      Advanced in RASopathies
      Interventional Radiology

      Penn Interventional Radiology HUP

      3400 Spruce Street, Ground Dulles, 
      Philadelphia, PA 
       (11.0 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Maxim Itkin is an Interventional Radiologist in Philadelphia, Pennsylvania. Dr. Itkin is rated as an Advanced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Chylous Ascites, Congenital Pulmonary Lymphangiectasia, Ascites, Gastrostomy, and Angioplasty. Dr. Itkin is currently accepting new patients.

      Joseph Rossano
      Experienced in RASopathies
      Pediatric Cardiology
      Experienced in RASopathies
      Pediatric Cardiology

      Office

      3401 Civic Center Blvd, 
      Philadelphia,, PA 
       (11.1 miles away)
      Languages Spoken:
      English

      Joseph Rossano is a Pediatric Cardiologist in Philadelphia,, Pennsylvania. Dr. Rossano is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Pediatric Myocarditis, Cardiomyopathy, Hypertrophic Cardiomyopathy (HCM), Heart Transplant, and Spinal Fusion.

      Advanced in RASopathies
      Neurosurgery
      Advanced in RASopathies
      Neurosurgery

      Penn Neuroscience Center - Neurosurgery

      3400 Civic Center Boulevard, South Pavilion, 2nd Floor, 
      Philadelphia, PA 
       (11.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Eric Zager is a Neurosurgery provider in Philadelphia, Pennsylvania. Dr. Zager is rated as an Advanced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Thoracic Outlet Syndrome, Hydrocephalus, Neurofibromatosis, Awake Craniotomy, and Gastrostomy. Dr. Zager is currently accepting new patients.

      Advanced in RASopathies
      Advanced in RASopathies

      Penn Pituitary Center

      3400 Civic Center Boulevard, South Pavilion, 2nd Floor, 
      Philadelphia, PA 
       (11.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Grant Liu is a Neurologist in Philadelphia, Pennsylvania. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Increased Intracranial Pressure, Papilledema, Pseudotumor Cerebri Syndrome, Thymectomy, and Cataract Removal. Dr. Liu is currently accepting new patients.

      Sara L. Partington
      Experienced in RASopathies
      Experienced in RASopathies

      Penn Heart And Vascular Center

      3400 Civic Center Boulevard, East Pavilion, 2nd Floor, 
      Philadelphia, PA 
       (11.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Sara Partington is a Cardiologist in Philadelphia, Pennsylvania. Dr. Partington is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Congenital Heart Disease (CHD), Tetralogy of Fallot, Pediatric Myocarditis, Tricuspid Atresia, and Thrombectomy. Dr. Partington is currently accepting new patients.

      Anjali T. Owens
      Experienced in RASopathies
      Experienced in RASopathies

      Penn Heart And Vascular Center

      3400 Civic Center Boulevard, East Pavilion, 2nd Floor, 
      Philadelphia, PA 
       (11.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Anjali Owens is a Cardiologist in Philadelphia, Pennsylvania. Dr. Owens is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Cardiomyopathy, Hypertrophic Cardiomyopathy (HCM), Familial Hypertrophic Cardiomyopathy, Dilated Cardiomyopathy (DCM), and Heart Transplant. Dr. Owens is currently accepting new patients.

      Christopher J. Farrell
      Experienced in RASopathies
      Experienced in RASopathies

      Jefferson Neurological Surgery Associates

      1101 Chestnut Street, Floor 10, 
      Philadelphia, PA 
       (12.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Christopher Farrell is a Neurosurgery provider in Philadelphia, Pennsylvania. Dr. Farrell is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Hydrocephalus, Meningioma, Cerebellum Agenesis Hydrocephaly, Awake Craniotomy, and Septoplasty. Dr. Farrell is currently accepting new patients.

      Nina L. Martinez
      Experienced in RASopathies
      Neurology | Neurosurgery
      Experienced in RASopathies
      Neurology | Neurosurgery

      Jefferson Neurological Surgery Associates

      1101 Chestnut Street, Floor 10, 
      Philadelphia, PA 
       (12.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Nina Martinez is a Neurosurgery provider in Philadelphia, Pennsylvania. Dr. Martinez is rated as an Experienced provider by MediFind in the treatment of RASopathies. Her top areas of expertise are Glioblastoma, Astrocytoma, Glioma, and Brain Tumor. Dr. Martinez is currently accepting new patients.

      Thomas O. Willcox
      Experienced in RASopathies
      Otolaryngology
      Experienced in RASopathies
      Otolaryngology

      Jefferson Otolaryngology (ENT) - Honickman Center

      1101 Chestnut Street, Floor 16, 
      Philadelphia, PA 
       (12.5 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Thomas Willcox is an Otolaryngologist in Philadelphia, Pennsylvania. Dr. Willcox is rated as an Experienced provider by MediFind in the treatment of RASopathies. His top areas of expertise are Acoustic Neuroma, Infant Hearing Loss, DFNB1, Jones Syndrome, and Gastrostomy. Dr. Willcox is currently accepting new patients.

      Showing 1-20 of 191

      Last Updated: 02/22/2026

      What is the definition of RASopathies?

      RASopathies are a group of rare syndromes causes by mutations in the genes that make proteins for the Ras/MAPK cell signaling pathway. This pathway controls cell functions such as cell growth, cell maturation, and cell death. There are several types of RASopathy syndromes, including cardiofaciocutaneous syndrome, Costello syndrome, Legius syndrome, neurofibromatosis type 1, Noonan syndrome, and capillary malformation-arteriovenous malformation syndrome.

      When should I see a RASopathies doctor near Radnor, PA?

      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 RASopathies doctor near Radnor, PA?

      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 RASopathies doctors near Radnor, PA?

      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 RASopathies doctors near Radnor, PA?

      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 RASopathies doctor near Radnor, PA?

      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 RASopathies doctor search results page. 

      Why is it important to get a second opinion from a different RASopathies 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 RASopathies doctor near Radnor, PA?

      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 RASopathies 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 RASopathies 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 RASopathies doctors near Radnor, PA?

      Look for the filter feature on the left side of the RASopathies 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 RASopathies doctor that offers video calls?

      Look for the filter feature on the left-side of the RASopathies 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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