The 20 Best Inborn Amino Acid Metabolism Disorder Doctors Near Me in orange, CA

Find the Top Inborn Amino Acid Metabolism Disorder Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 63 doctor with experience in Inborn Amino Acid Metabolism Disorder near orange, CA. Of these, 49 are Experienced, 13 are Advanced and 1 are Distinguished.

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63 providers found
    Advanced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    Advanced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine

    Optum - Chapman

    845 E Chapman Ave, 
    Orange, CA 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thomas Hryniewicki is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Hryniewicki is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Autoerythrocyte Sensitivity, Purpura, Gardner-Diamond Syndrome, and Cirrhosis. Dr. Hryniewicki is board certified in American Board Of Internal Medicine. Dr. Hryniewicki is currently accepting new patients.

    Distinguished in Inborn Amino Acid Metabolism Disorder
    General Practice
    Distinguished in Inborn Amino Acid Metabolism Disorder
    General Practice

    Tustin Longevity Center

    13422 Newport Ave Ste L, 
    Tustin, CA 
     (4.3 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English
    Offers Telehealth

    Rita Ellithorpe is a primary care provider, practicing in General Practice in Tustin, California. She has been practicing medicine for over 44 years. Dr. Ellithorpe is rated as a Distinguished provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 28 other conditions, according to our data. Her clinical expertise encompasses Heavy Metal Poisoning, Menopause, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine
    845 East Chapman Avenue, 
    Orange, CA 
     (0.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Hal Shimazu is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Shimazu is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Cirrhosis, Purpura, and Gardner-Diamond Syndrome. Dr. Shimazu is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine

    Optum - Orange

    2540 N Santiago Blvd, 
    Orange, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    James Burris is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Burris is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and High Cholesterol. Dr. Burris is board certified in American Board Of Family Medicine. Dr. Burris is currently accepting new patients.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    Advanced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    1240 East Chapman Avenue, 
    Orange, CA 
     (0.6 miles away)
    Languages Spoken:
    English

    Pravin Sharma is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Sharma is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 27 other conditions, according to our data. His clinical expertise encompasses Heart Murmurs, Sitosterolemia, High Cholesterol, and Nasal Flaring.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Richard Chang is a Medical Genetics provider practicing medicine in Orange, California. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 156 other conditions, according to our data. His clinical expertise encompasses Phenylketonuria (PKU), Very Long-Chain Acyl-CoA Dehydrogenase (VLCAD) Deficiency, Maternal Hyperphenylalaninemia, and Adrenoleukodystrophy (ALD). Dr. Chang is currently accepting new patients.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Jose Abdenur is a Medical Genetics provider practicing medicine in Orange, California. Dr. Abdenur is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 42 other conditions, according to our data. His clinical expertise encompasses Von Gierke Disease, Glycogen Storage Disease Type 9, Glycogen Storage Disease Type 3, and Malonyl-CoA Decarboxylase Deficiency. Dr. Abdenur is currently accepting new patients.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Raymond Wang is a Medical Genetics provider practicing medicine in Orange, California. Dr. Wang is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 47 other conditions, according to our data. His clinical expertise encompasses Mucopolysaccharidosis Type 4A (MPS IVA, Morquio Syndrome Type A), Mucopolysaccharidosis Type 4 (MPS IV, Morquio Syndrome), Mucopolysaccharidoses (MPS), and Mucopolysaccharidosis Type 2 (MPS II, Hunter Syndrome). Dr. Wang is currently accepting new patients.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Advanced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Referral may be required
    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 Inborn Amino Acid Metabolism Disorder. She is also highly rated in 62 other conditions, according to our data. Her clinical expertise encompasses Von Gierke Disease, Classic Galactosemia, Andersen Disease, and Glycogen Storage Disease Type 0. Dr. Al-Hertani is currently accepting new patients.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics | Neurology
    Experienced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics | Neurology
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, Building 30, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Changrui Xiao is a Medical Genetics specialist and a Neurologist practicing medicine in Orange, California. Dr. Xiao is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Thymidine Kinase 2 Deficiency (TK2d), Glutaric Acidemia Type 2, Retinopathy Pigmentary Mental Retardation, and Adrenoleukodystrophy (ALD). Dr. Xiao is board certified in American Board Of Psychiatry And Neurology - Neurology and American Board Of Medical Genetics And Genomics - Clinical Genetics And Genomics. Dr. Xiao is currently accepting new patients.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Neurology
    Experienced in Inborn Amino Acid Metabolism Disorder
    Neurology
    Referral may be required

    UC Irvine Medical Center

    101 The City Drive South, Building 30, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English, Farsi
    Accepting New Patients
    Offers Telehealth

    Mona Sazgar is a Neurologist practicing medicine in Orange, California. Dr. Sazgar is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 13 other conditions, according to our data. Her clinical expertise encompasses Seizures, Juvenile Myoclonic Epilepsy, Memory Loss, Landau-Kleffner Syndrome, and Deep Brain Stimulation. Dr. Sazgar is board certified in American Board Of Psychiatry And Neurology - Neurology, American Board Of Clinical Neurophysiology - General Clinical Neurophysiology, and American Board Of Psychiatry And Neurology - Epilepsy. Dr. Sazgar is currently accepting new patients.

    Advanced in Inborn Amino Acid Metabolism Disorder
    Family Medicine
    Advanced in Inborn Amino Acid Metabolism Disorder
    Family Medicine

    Popular Medical Clinic Inc

    420 S Bristol St, 
    Santa Ana, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Jose Cilliani is a primary care provider, practicing in Family Medicine in Santa Ana, California. Dr. Cilliani is rated as an Advanced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Vitamin D Deficiency, Osteomyelitis in Children, Homocystinuria, and Methylmalonic Acidemia with Homocystinuria. Dr. Cilliani is board certified in American Board Of Family Medicine.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Experienced in Inborn Amino Acid Metabolism Disorder
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Cristel Chapel-Crespo is a Medical Genetics provider practicing medicine in Orange, California. Dr. Chapel-Crespo is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 19 other conditions, according to our data. Her clinical expertise encompasses CLN2 Disease, CLN3 Disease, CLN1 Disease, and CLN4 Disease. Dr. Chapel-Crespo is currently accepting new patients.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Neurology | Pediatric Neurology
    Experienced in Inborn Amino Acid Metabolism Disorder
    Neurology | Pediatric Neurology
    Referral may be required
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Maija-riikka Steenari is a Neurologist and a Pediatric Neurologist practicing medicine in Orange, California. Dr. Steenari is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 158 other conditions, according to our data. Her clinical expertise encompasses Pyruvate Carboxylase Deficiency, PEPCK 1 Deficiency, Autosomal Recessive Congenital Methemoglobinemia, and Dihydrolipoamide Dehydrogenase Deficiency. Dr. Steenari is currently accepting new patients.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine

    Pavilion Family Physicians

    1140 W La Veta Ave, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English

    Catherine Garcia is a primary care provider, practicing in Family Medicine in Orange, California. Dr. Garcia is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Familial Hypertriglyceridemia. Dr. Garcia is board certified in American Board Of Family Medicine.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Experienced in Inborn Amino Acid Metabolism Disorder
    Medical Genetics
    Referral may be required

    Uc Regents Uci Dept Of Pediatrics

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

    Natalie Gallant is a Medical Genetics provider practicing medicine in Orange, California. Dr. Gallant is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 98 other conditions, according to our data. Her clinical expertise encompasses Chromosome 8p Deletion, Chromosome 6q Duplication, Microcephaly, and Microcephaly Deafness Syndrome. Dr. Gallant is board certified in American Board Of Medical Genetics And Genomics - Clinical Genetics And Genomics.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine

    Uc Irvine Hospitalist Program

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

    Nicole Chow is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Chow is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. Her clinical expertise encompasses Homocystinuria, Methylmalonic Acidemia with Homocystinuria, Acne, and Cirrhosis.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Geriatrics | Internal Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Geriatrics | Internal Medicine
    Referral may be required

    Access Community Health Center

    520 N Main St, 
    Santa Ana, CA 
     (2.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Alvin Chang is a primary care provider, practicing in Geriatrics and Internal Medicine in Santa Ana, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Schizoaffective Disorder, Osteomyelitis in Children, Vitamin D Deficiency, and Gastrostomy. Dr. Chang is board certified in American Board Of Internal Medicine. Dr. Chang is currently accepting new patients.

    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Internal Medicine

    Office

    14411 Brookhurst St Ste D, 
    Garden Grove, CA 
     (4.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Philip Lynn is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Lynn is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. His clinical expertise encompasses Homocystinuria, Methylmalonic Acidemia with Homocystinuria, Inborn Amino Acid Metabolism Disorder, and Type 2 Diabetes (T2D).

    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine
    Experienced in Inborn Amino Acid Metabolism Disorder
    Family Medicine

    Office

    1170 Baker St Ste H1, 
    Costa Mesa, CA 
     (8.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Thao Phan is a primary care provider, practicing in Family Medicine in Costa Mesa, California. Dr. Phan is rated as an Experienced provider by MediFind in the treatment of Inborn Amino Acid Metabolism Disorder. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Purpura, Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, and Type 2 Diabetes (T2D). Dr. Phan is currently accepting new patients.

    Showing 1-20 of 63

    Last Updated: 09/26/2026

    What is the definition of Inborn Amino Acid Metabolism Disorder?

    Inborn amino acid metabolism disorder is a term used to describe genetic conditions such as phenylketonuria (PKU), maple syrup disease, fructose intolerance, and galactosemia. In inborn amino acid metabolism disorders, the body does not break down amino acids properly, which are chemicals that help to form proteins. This inability to break down amino acids causes a build up of harmful substances in the body.

    When should I see an Inborn Amino Acid Metabolism Disorder 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 an Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder 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 an Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder doctor search results page. 

    Why is it important to get a second opinion from a different Inborn Amino Acid Metabolism Disorder 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 an Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder 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 Inborn Amino Acid Metabolism Disorder doctors near orange, CA?

    Look for the filter feature on the left side of the Inborn Amino Acid Metabolism Disorder 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 an Inborn Amino Acid Metabolism Disorder doctor that offers video calls?

    Look for the filter feature on the left-side of the Inborn Amino Acid Metabolism Disorder 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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