The 20 Best Prader-Willi Syndrome Doctors Near Me in California, US

Find the Top Prader-Willi Syndrome Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 50 doctor with experience in Prader-Willi Syndrome near California, US. Of these, 41 are Experienced, 6 are Advanced, 2 are Elite and 1 are Distinguished.

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50 providers found
    Elite in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Elite in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, Building 30, 
    Orange, CA 
    Languages Spoken:
    English, Greek, Hindi
    Offers Telehealth

    Dr. Virginia E. Kimonis is a board-certified UCI Health clinician-scientist who specializes in the diagnosis and treatment of children and adults with neuromuscular, neurodegenerative, dysmorphia and other complex disorders.Her clinical interests include inclusion body myopathy, Paget disease, Pompe disease, frontotemporal dementia, Prader Willi syndrome, morbid obesity and craniosynostosis.Kimonis earned her medical degree at the University of Southampton Medical School in Southampton, England. She completed a residency in pediatrics at Massachusetts General Hospital in Boston, followed by a fellowship in clinical and biochemical genetics at the National Institutes of Health (NIH) and Children's National Hospital in Washington, D.C.The author or co-author of more than 175 peer-reviewed publications in prestigious journals, Kimonis has focused her research primarily on inherited muscle disorders, lysosomal storage diseases, Prader Willi and several other rare disorders. She developed the Lysosomal Disease Program, established a registry study among a large cohort of patients with Pompe disease, and conducted a study of resistance training for axial and respiratory muscles in Pompe disease as an adjunct to enzyme replacement treatment.She also discovered multisystem proteinopathy, a new disease type associated with mutations in the VCP gene that overlaps with Pompe disease. She has received research funding from numerous agencies, including NIH, the Muscular Dystrophy Association, the Paget Foundation and other rare disease foundations.Kimonis also is a lead investigator with the newly establishedNational Organization for Rare Disorders (NORD) Rare Disease Center of Excellence, a joint program of UCI Health and Children's Hospital of Orange County (CHOC). Dr. Kimonis is rated as an Elite provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Prader-Willi Syndrome, Pompe Disease, Fabry Disease, Danon Disease, and Hormone Replacement Therapy (HRT). Dr. Kimonis is board certified in American Board Of Medical Genetics And Genomics - Clinical Genetics And Genomics.

    Elite in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Elite in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Referral may be required
    7920 Frost St, Ste 200, 
    San Diego, CA 
    Languages Spoken:
    English

    Lynne Bird is a Medical Genetics specialist and a Pediatrics provider practicing medicine in San Diego, California. Dr. Bird is rated as an Elite provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Angelman Syndrome, Prader-Willi Syndrome, VACTERL Association, and Mucolipidosis Type 4.

    Distinguished in Prader-Willi Syndrome
    Medical Genetics
    Distinguished in Prader-Willi Syndrome
    Medical Genetics
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, Building 30, 
    Orange, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Fuki Marie Hisama is a dual-board certified UCI specialist in clinical genetics and neurology who cares for patients and families with or at risk genetic conditions.Her clinical interests include neurogenetics, cardiac genetics, cancer genetics and rare diseases. Her research interests are in precision medicine and undiagnosed rare diseases.Hisama earned her medical degree from the University of Chicago Pritzker School of Medicine in Chicago. She completed her internship at Northwestern Memorial Hospital, her residency in Neurology at Yale New Haven Hospital and her clinical and research fellowships in clinical and human genetics at Yale University.She has worked at Yale, Boston Children's Hospital and UW Medicine in Seattle. She was selected a Top Doctor bySeattle MagazineandSeattle Met Magazineprior to joining UCI Health. Dr. Hisama is rated as a Distinguished provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 38 other conditions, according to our data. Her clinical expertise encompasses Werner Syndrome, Cockayne Syndrome, Coffin-Siris Syndrome, and Cornelia De Lange Syndrome. Dr. Hisama is board certified in American Board Of Psychiatry And Neurology - Neurology and American Board Of Medical Genetics And Genomics - Clinical Genetics And Genomics.

    Learn about our expert tiers
    Experienced in Prader-Willi Syndrome
    Endocrinology | Oncology
    Experienced in Prader-Willi Syndrome
    Endocrinology | Oncology
    Referral required

    Endocrinology At Bayfront

    520 Illinois St., 
    San Francisco, CA 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Dr. Elizabeth Holt is an endocrinologist who specializes in treating tumors of the endocrine system, including the thyroid, pituitary and adrenal glands. She also cares for patients with thyroid disorders and osteoporosis. She enjoys educating her patients so they can make well-informed decisions about their care as well as collaborating with other medical providers to ensure each patient is offered the best possible treatment options. Holt earned her medical degree and a doctorate in cellular and molecular physiology from Yale University. She completed a residency in internal medicine and a fellowship in endocrinology, diabetes and metabolism at the Johns Hopkins Hospital. Dr. Holt is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Papillary Thyroid Cancer, Follicular Thyroid Cancer, Medullary Thyroid Carcinoma, and Anaplastic Thyroid Cancer. Dr. Holt is board certified in American Board Of Internal Medicine, Endocrinology Diabetes & Metab and American Board Of Internal Medicine, Internal Medicine. Dr. Holt is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Internal Medicine
    Experienced in Prader-Willi Syndrome
    Internal Medicine

    Albert W. Hawkins, MD Private Practice

    1300 E Cypress St, Ste G1, 
    Santa Maria, CA 
    Languages Spoken:
    English
    Accepting New Patients

    I strive to provide my patients with the best medical care possible. Dr. Hawkins is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Autosomal Dominant Partial Epilepsy with Auditory Features, Visceromegaly, Hepatitis C, and Memory Loss. Dr. Hawkins is board certified in Internal Medicine. Dr. Hawkins is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Experienced in Prader-Willi Syndrome
    Referral may be required

    UCI Health Cardiovascular Center

    101 The City Drive South, Building 25, 
    Orange, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Jeannette Lin is a Cardiologist practicing medicine in Orange, California. Dr. Lin is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 24 other conditions, according to our data. Her clinical expertise encompasses Tricuspid Atresia, Congenital Heart Disease (CHD), Double Inlet Left Ventricle, Thrombectomy, and Heart Transplant. Dr. Lin is board certified in American Board Of Internal Medicine - Adult Congenital Heart Disease.

    Experienced in Prader-Willi Syndrome
    Cardiology
    Experienced in Prader-Willi Syndrome
    Cardiology
    Referral may be required

    UCI Health Cardiovascular Center

    101 The City Drive South, Building 25, 
    Orange, CA 
    Languages Spoken:
    English, Korean
    Offers Telehealth

    Dr. Jin Kyung Kim is a board-certified UCI Health cardiologist who specializes in heart disease andnoninvasive cardiovascular imaging. Her clinical interests includewomen's heart healthand valvular and structural heart disease, including aortic stenosis.Kim earned her medical degree as well as a doctoral degree in biochemistry at the University of Rochester School of Medicine & Dentistry in Rochester, NY. She completed an internship and residency in internal medicine at UCI Medical Center, followed by a fellowship in cardiovascular disease, also at UCI Health.Her research interests include a focus on understanding the cellular and molecular mechanisms of heart protection under stress, and how estrogen promotes overall heart functioning and protects the main cardiac cells, called cardiomyocytes.Kim, who is fluent in Korean, sees patients inOrangeandNewport Beach. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 29 other conditions, according to our data. Her clinical expertise encompasses Mitral Valve Regurgitation, Coronary Heart Disease, Angina, Heart Failure, and Pacemaker Implantation. Dr. Kim is board certified in American Board Of Internal Medicine - Internal Medicine.

    Advanced in Prader-Willi Syndrome
    Family Medicine
    Advanced in Prader-Willi Syndrome
    Family Medicine

    Sierra Care Physicians

    140 Litton Drive, Suite 100, 
    Grass Valley, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Healthy lifestyle is always the most effective treatment. Dr. Gaulter is rated as an Advanced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 41 other conditions, according to our data. Her clinical expertise encompasses Rommen Mueller Sybert Syndrome, Cockayne Syndrome, Hypoparathyroidism-Intellectual Disability-Dysmorphism Syndrome, and Kenny-Caffey Syndrome Type 2. Dr. Gaulter is board certified in Family Medicine. Dr. Gaulter is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Endocrinology
    Experienced in Prader-Willi Syndrome
    Endocrinology
    Referral required

    David A Lewis MD Inc.

    2204 Grant Rd Ste 103, 
    Mountain View, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Shervin Yousefian is an Endocrinologist practicing medicine in Mountain View, California. Dr. Yousefian is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Osteoporosis, Postmenopausal Osteoporosis, Hyperthyroidism, Thyroid Storm, and Endoscopy.

    Experienced in Prader-Willi Syndrome
    Endocrinology
    Experienced in Prader-Willi Syndrome
    Endocrinology
    Referral required

    Gottschalk Medical Plaza-Dermatology

    1 Medical Plz Dr, 
    Irvine, CA 
    Languages Spoken:
    English

    Steven Chessler is an Endocrinologist practicing medicine in Irvine, California. Dr. Chessler is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. His clinical expertise encompasses Pediatric Growth Hormone Deficiency, Prader-Willi Syndrome, Aarskog Syndrome, and Sjogren-Larsson Syndrome.

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required

    UCLA Dept Of Pediatrics

    10833 Le Conte Ave # 12-311, 
    Los Angeles, CA 
    Languages Spoken:
    English

    Pinchas Cohen is a Pediatric Endocrinologist practicing medicine in Los Angeles, California. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. His clinical expertise encompasses Growth Hormone Deficiency (GHD), Prader-Willi Syndrome, Short Stature (Growth Disorders), Prostatectomy, and Hormone Replacement Therapy (HRT).

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required

    Children's Hospital Los Angeles

    4650 W Sunset Blvd, 
    Los Angeles, CA 
    Languages Spoken:
    English

    Mitchell Geffner is a Pediatric Endocrinologist practicing medicine in Los Angeles, California. Dr. Geffner is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Congenital Adrenal Hyperplasia (CAH), Intersex, Ovarian Overproduction of Androgens, Short Stature (Growth Disorders), and Hormone Replacement Therapy (HRT).

    Experienced in Prader-Willi Syndrome
    Experienced in Prader-Willi Syndrome
    Referral may be required

    Kaiser Permanente Orange County - Irvine Medical Center - Cardiology Department

    6640 Alton Pkwy, 
    Irvine, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Ravi Jandhyala is a Cardiologist practicing medicine in Irvine, California. Dr. Jandhyala is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. His clinical expertise encompasses Familial Hypertriglyceridemia, Atypical Hemolytic Uremic Syndrome (aHUS), Prader-Willi Syndrome, and High Cholesterol. Dr. Jandhyala is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required
    1450 10th Street, Suite 304, 
    Santa Monica, CA 
    Languages Spoken:
    English

    Suparna Jain is a Pediatric Endocrinologist practicing medicine in Santa Monica, California. Dr. Jain is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. Her clinical expertise encompasses Diabetic Ketoacidosis, Prader-Willi Syndrome, Non-Alcoholic Fatty Liver Disease, and Pediatric Growth Hormone Deficiency.

    Experienced in Prader-Willi Syndrome
    Endocrinology
    Experienced in Prader-Willi Syndrome
    Endocrinology
    Referral required

    UC San Diego

    200 W Arbor Dr, 
    San Diego, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Jeremy Pettus is an Endocrinologist practicing medicine in San Diego, California. Dr. Pettus is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Type 1 Diabetes (T1D), Low Blood Sugar, Type 2 Diabetes (T2D), and Diabetic Ketoacidosis.

    Experienced in Prader-Willi Syndrome
    Endocrinology
    Experienced in Prader-Willi Syndrome
    Endocrinology
    Referral required

    Santa Clara Valley Medical Center

    751 S Bascom Ave, 
    San Jose, CA 
    Languages Spoken:
    English
    Offers Telehealth

    Vandana Jain is an Endocrinologist practicing medicine in San Jose, California. Dr. Jain is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 17 other conditions, according to our data. Her clinical expertise encompasses Congenital Hyperinsulinism, Intersex, Adrenal Insufficiency Pediatric, Vaginectomy, and Lymphadenectomy.

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Lynda Polgreen is a Pediatric Endocrinologist practicing medicine in Orange, California. Dr. Polgreen is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Mucopolysaccharidoses (MPS), Mucopolysaccharidosis Type 1 (MPS I, Hurler Syndrome), Mucopolysaccharidosis Type 3 (MPS III, Sanfilippo Syndrome), Mucopolysaccharidosis Type 2 (MPS II, Hunter Syndrome), and Osteotomy. Dr. Polgreen is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
    Languages Spoken:
    English
    Accepting New Patients

    Amrit Bhangoo is a Pediatric Endocrinologist practicing medicine in Orange, California. Dr. Bhangoo is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Short Stature (Growth Disorders), Adrenal Insufficiency Pediatric, Panhypopituitarism, and Hypogonadism. Dr. Bhangoo is currently accepting new patients.

    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Experienced in Prader-Willi Syndrome
    Pediatric Endocrinology
    Referral may be required

    Children's Hospital Los Angeles

    4650 W Sunset Blvd, 
    Los Angeles, CA 
    Languages Spoken:
    English

    Roshanak Monzavi is a Pediatric Endocrinologist practicing medicine in Los Angeles, California. Dr. Monzavi is rated as an Experienced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Type 1 Diabetes (T1D), Short Stature (Growth Disorders), Idiopathic Short Stature (ISS), and Familial Short Stature (FSS).

    Advanced in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Advanced in Prader-Willi Syndrome
    Medical Genetics | Pediatrics
    Referral may be required
    2900 Fresno St, Suite 101, 
    Fresno, CA 
    Languages Spoken:
    English

    Suzanne Cassidy is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Fresno, California. Dr. Cassidy is rated as an Advanced provider by MediFind in the treatment of Prader-Willi Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Prader-Willi Syndrome.

    Showing 1-20 of 50

    Last Updated: 06/30/2026

    What is the definition of Prader-Willi Syndrome?

    Prader-Willi syndrome is a disease that is present from birth (congenital). It affects many parts of the body. People with this condition feel hungry all the time and become obese. They also have poor muscle tone, reduced mental ability, and underdeveloped sex organs.

    When should I see a Prader-Willi Syndrome doctor in California, US?

    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 Prader-Willi Syndrome doctor in California, US?

    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 Prader-Willi Syndrome doctors in California, US?

    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 Prader-Willi Syndrome doctors in California, US?

    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 Prader-Willi Syndrome doctor in California, US?

    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 Prader-Willi Syndrome doctor search results page. 

    Why is it important to get a second opinion from a different Prader-Willi Syndrome 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 Prader-Willi Syndrome doctor in California, US?

    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 Prader-Willi Syndrome 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 Prader-Willi Syndrome 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 Prader-Willi Syndrome doctors in California, US?

    Look for the filter feature on the left side of the Prader-Willi Syndrome 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 Prader-Willi Syndrome doctor that offers video calls?

    Look for the filter feature on the left-side of the Prader-Willi Syndrome 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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