The 20 Best Phenylketonuria (PKU) Doctors Near Me in Orange, CA

Find the Top Phenylketonuria (PKU) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 6 doctor with experience in Phenylketonuria (PKU) near Orange, CA. Of these, 4 are Experienced, 1 are Advanced and 1 are Distinguished.

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6 providers found
    Distinguished in Phenylketonuria (PKU)
    Medical Genetics
    Distinguished in Phenylketonuria (PKU)
    Medical Genetics
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Richard Chang is a Medical Genetics provider practicing medicine in Orange, California. Dr. Chang is rated as a Distinguished provider by MediFind in the treatment of Phenylketonuria (PKU). He is also highly rated in 156 other conditions, according to our data. His clinical expertise encompasses Phenylketonuria (PKU), Maternal Hyperphenylalaninemia, Arginase Deficiency, and Urea Cycle Disorders (UCD). Dr. Chang is currently accepting new patients.

    Experienced in Phenylketonuria (PKU)
    Medical Genetics
    Experienced in Phenylketonuria (PKU)
    Medical Genetics
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Raymond Wang is a Medical Genetics provider practicing medicine in Orange, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Phenylketonuria (PKU). He is also highly rated in 50 other conditions, according to our data. His clinical expertise encompasses Mucopolysaccharidoses (MPS), Mucopolysaccharidosis Type 7 (MPS VII, Sly Syndrome), Mucopolysaccharidosis Type 1 (MPS I, Hurler Syndrome), Pompe Disease, and Adenoidectomy.

    Experienced in Phenylketonuria (PKU)
    Medical Genetics
    Experienced in Phenylketonuria (PKU)
    Medical Genetics
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Cristel Chapel is a Medical Genetics provider practicing medicine in Orange, California. Dr. Chapel is rated as an Experienced provider by MediFind in the treatment of Phenylketonuria (PKU). She is also highly rated in 20 other conditions, according to our data. Her clinical expertise encompasses CLN4 Disease, CLN2 Disease, CLN3 Disease, and CLN5 Disease. Dr. Chapel is currently accepting new patients.

    Learn about our expert tiers
    Advanced in Phenylketonuria (PKU)
    Medical Genetics
    Advanced in Phenylketonuria (PKU)
    Medical Genetics
    1201 W La Veta Ave, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Walla Al-Hertani is a Medical Genetics provider practicing medicine in Orange, California. Dr. Al-Hertani is rated as an Advanced provider by MediFind in the treatment of Phenylketonuria (PKU). She is also highly rated in 62 other conditions, according to our data. Her clinical expertise encompasses Von Gierke Disease, Classic Galactosemia, Phosphoglycerate Mutase Deficiency, and Glycogen Storage Disease Type 7. Dr. Al-Hertani is currently accepting new patients.

    Experienced in Phenylketonuria (PKU)
    Medical Genetics | Pediatrics
    Experienced in Phenylketonuria (PKU)
    Medical Genetics | Pediatrics

    Uc Regents Uci Dept Of Pediatrics

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Angela Myers is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Orange, California. Dr. Myers is rated as an Experienced provider by MediFind in the treatment of Phenylketonuria (PKU). She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Bowen-Conradi Syndrome, Costello Syndrome, Microcephaly Deafness Syndrome, and RASopathies.

    Experienced in Phenylketonuria (PKU)
    Family Medicine
    Experienced in Phenylketonuria (PKU)
    Family Medicine

    360 Family Clinic Inc

    14361 Beach Blvd, 
    Westminster, CA 
     (8.3 miles away)
    Experience:
    19+ years
    Languages Spoken:
    English

    Thuy Nguyen is a primary care provider, practicing in Family Medicine in Westminster, California. He has been practicing medicine for over 19 years. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Phenylketonuria (PKU). He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Type 2 Diabetes (T2D). Dr. Nguyen is board certified in American Board Of Family Medicine.

    Showing 1-6 of 6

    Last Updated: 04/28/2026

    What is the definition of Phenylketonuria (PKU)?

    Phenylketonuria (PKU) is a rare condition in which a baby is born without the ability to properly break down an amino acid called phenylalanine.

    When should I see a Phenylketonuria (PKU) doctor near Orange, CA?

    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 Phenylketonuria (PKU) doctor near Orange, CA?

    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 Phenylketonuria (PKU) doctors near Orange, CA?

    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 Phenylketonuria (PKU) doctors near Orange, CA?

    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 Phenylketonuria (PKU) doctor near Orange, CA?

    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 Phenylketonuria (PKU) doctor search results page. 

    Why is it important to get a second opinion from a different Phenylketonuria (PKU) 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 Phenylketonuria (PKU) doctor near Orange, CA?

    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 Phenylketonuria (PKU) 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 Phenylketonuria (PKU) 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 Phenylketonuria (PKU) doctors near Orange, CA?

    Look for the filter feature on the left side of the Phenylketonuria (PKU) 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 Phenylketonuria (PKU) doctor that offers video calls?

    Look for the filter feature on the left-side of the Phenylketonuria (PKU) 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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