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    Last Updated: 10/30/2025

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    MediFind found 49 doctor with experience in Methylmalonic Acidemia near California, US. Of these, 30 are Experienced, 15 are Advanced, 3 are Distinguished and 1 are Elite.

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    49 providers found
      Elite in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      Elite in Methylmalonic Acidemia
      Medical Genetics | Pediatrics

      Lpch Medical Group Div Of Lucile

      725 Welch Rd, 
      Palo Alto, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Gregory Enns is a Medical Genetics specialist and a Pediatrics provider in Palo Alto, California. Dr. Enns is rated as an Elite provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Urea Cycle Disorders (UCD), Methylmalonic Acidemia, Cholesteryl Ester Storage Disease, and Arginase Deficiency. Dr. Enns is currently accepting new patients.

      Distinguished in Methylmalonic Acidemia
      Family Medicine
      Distinguished in Methylmalonic Acidemia
      Family Medicine
      Gilroy, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Peter Coelho is a primary care provider, practicing in Family Medicine in Gilroy, California. Dr. Coelho is rated as a Distinguished provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Methylmalonic Acidemia, Methylmalonyl Coenzyme A Mutase Deficiency, Enlarged Liver, and Visceromegaly.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Distinguished in Methylmalonic Acidemia
      Medical Genetics
      Distinguished in Methylmalonic Acidemia
      Medical Genetics
      3375 Hillview Ave, Room 2101, 
      Palo Alto, CA 
      Languages Spoken:
      English

      Tina Cowan is a Medical Genetics provider in Palo Alto, California. Dr. Cowan is rated as a Distinguished provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Biotinidase Deficiency, Methylmalonic Acidemia, Urea Cycle Disorders (UCD), and Homocystinuria.

      Learn about our expert tiers
      Distinguished in Methylmalonic Acidemia
      Medical Genetics
      Distinguished in Methylmalonic Acidemia
      Medical Genetics
      1520 San Pablo St, Suite 1000, 
      Los Angeles, CA 
      Languages Spoken:
      English

      Shoji Yano is a Medical Genetics provider in Los Angeles, California. Dr. Yano is rated as a Distinguished provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Phenylketonuria (PKU), Infantile Refsum Disease, Methylmalonic Acidemia, and Maternal Hyperphenylalaninemia.

      Advanced in Methylmalonic Acidemia
      Family Medicine | Geriatrics
      Advanced in Methylmalonic Acidemia
      Family Medicine | Geriatrics

      Chinese Hospital Association

      1800 31st Ave, 
      San Francisco, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Frank Chen is a primary care provider, practicing in Family Medicine and Geriatrics in San Francisco, California. Dr. Chen is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Methylmalonic Acidemia, Methylmalonyl Coenzyme A Mutase Deficiency, Methylmalonic Acidemia with Homocystinuria, and Homocystinuria.

      Advanced in Methylmalonic Acidemia
      Family Medicine
      Advanced in Methylmalonic Acidemia
      Family Medicine
      108 Lynch Creek Way, Suite 4, 
      Petaluma, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Nikola Lozanov is a primary care provider, practicing in Family Medicine in Petaluma, California. Dr. Lozanov is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Methylmalonic Acidemia with Homocystinuria, Methylmalonic Acidemia, Methylmalonyl Coenzyme A Mutase Deficiency, and Homocystinuria.

      Advanced in Methylmalonic Acidemia
      Advanced in Methylmalonic Acidemia

      USC Care Medical Group Inc

      1520 San Pablo St, Fl 4, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Benjamin Emanuel is a Neurologist in Los Angeles, California. Dr. Emanuel is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Subarachnoid Hemorrhage, Stroke, Apoplexy, Gastrostomy, and Thrombectomy.

      Advanced in Methylmalonic Acidemia
      Internal Medicine
      Advanced in Methylmalonic Acidemia
      Internal Medicine

      Chinese Hospital Association

      845 Jackson St, 
      San Francisco, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Anderson Eng is a primary care provider, practicing in Internal Medicine in San Francisco, California. Dr. Eng is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Jaundice, Hepatitis, Methylmalonic Acidemia, and Methylmalonyl Coenzyme A Mutase Deficiency.

      Advanced in Methylmalonic Acidemia
      Family Medicine
      Advanced in Methylmalonic Acidemia
      Family Medicine

      Chinese Hospital Association

      386 Gellert Blvd, Suite Bcandd, 
      Daly City, CA 
      Languages Spoken:
      English
      Offers Telehealth

      Scott Huang is a primary care provider, practicing in Family Medicine in Daly City, California. Dr. Huang is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Methylmalonic Acidemia, Methylmalonyl Coenzyme A Mutase Deficiency, Methylmalonic Acidemia with Homocystinuria, and Jaundice.

      Advanced in Methylmalonic Acidemia
      Medical Genetics
      Advanced in Methylmalonic Acidemia
      Medical Genetics
      1201 West La Veta Avenue, 
      Orange, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Richard Chang is a Medical Genetics provider in Orange, California. Dr. Chang is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Phenylketonuria (PKU), Maternal Hyperphenylalaninemia, Adrenoleukodystrophy (ALD), and Citrullinemia. Dr. Chang is currently accepting new patients.

      Advanced in Methylmalonic Acidemia
      Medical Genetics
      Advanced in Methylmalonic Acidemia
      Medical Genetics

      Kaiser Permanente Los Angeles Medical Center - Genetics Department

      4700 W Sunset Blvd, 
      Los Angeles, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Divya Vats is a Medical Genetics provider in Los Angeles, California. Dr. Vats is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Adrenoleukodystrophy (ALD), Classic Galactosemia, Maternal Hyperphenylalaninemia, and Dihydropteridine Reductase Deficiency. Dr. Vats is currently accepting new patients.

      Advanced in Methylmalonic Acidemia
      Advanced in Methylmalonic Acidemia

      The Regents Of The University Of California

      200 Ucla Medical Plz, Suite 120, 
      Los Angeles, CA 
      Experience:
      43+ years
      Languages Spoken:
      English

      Mark Tramo is a Neurologist in Los Angeles, California. Dr. Tramo has been practicing medicine for over 43 years and is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Hydrocephalus Autosomal Recessive, Serotonin Syndrome, Methylmalonic Acidemia, and Multiple Sclerosis (MS).

      Advanced in Methylmalonic Acidemia
      Internal Medicine
      Advanced in Methylmalonic Acidemia
      Internal Medicine

      Wellspace Health

      3946 Norwood Ave, 
      Sacramento, CA 
      Languages Spoken:
      English

      Jeffrey Mcgee is a primary care provider, practicing in Internal Medicine in Sacramento, California. Dr. Mcgee is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Type 2 Diabetes (T2D), Obesity in Children, Food Allergy, and Vitamin D Deficiency.

      Advanced in Methylmalonic Acidemia
      Medical Genetics
      Advanced in Methylmalonic Acidemia
      Medical Genetics
      1201 W La Veta Ave, 
      Orange, CA 
      Languages Spoken:
      English
      Accepting New Patients

      Walla Al-Hertani is a Medical Genetics provider in Orange, California. Dr. Al-Hertani is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Von Gierke Disease, Classic Galactosemia, Phosphoglycerate Mutase Deficiency, and Andersen Disease. Dr. Al-Hertani is currently accepting new patients.

      Advanced in Methylmalonic Acidemia
      Neurology
      Advanced in Methylmalonic Acidemia
      Neurology
      530 W Eaton Ave, Suite M, 
      Tracy, CA 
      Experience:
      43+ years
      Languages Spoken:
      English
      Offers Telehealth

      Jinmei Woan is a Neurologist in Tracy, California. Dr. Woan has been practicing medicine for over 43 years and is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Epilepsy, Methylmalonic Acidemia, Seizures, and Memory Loss.

      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics

      Lpch Medical Group Div Of Lucile

      725 Welch Rd, 
      Palo Alto, CA 
      Experience:
      17+ years
      Languages Spoken:
      English

      Chung Lee is a Medical Genetics specialist and a Pediatrics provider in Palo Alto, California. Dr. Lee has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Ornithine Transcarbamylase Deficiency, Ornithine Translocase Deficiency, Maple Syrup Urine Disease, and Carnitine Palmitoyltransferase 2 Deficiency.

      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics

      Uc Regents

      892 Aerovista Pl, Suite 210, 
      San Luis Obispo, CA 
      Experience:
      43+ years
      Languages Spoken:
      English, Hindi, Italian, Spanish
      Accepting New Patients
      Offers Telehealth

      Nicola Longo is a Medical Genetics specialist and a Pediatrics provider in San Luis Obispo, California. Dr. Longo has been practicing medicine for over 43 years and is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Megalencephalic Leukoencephalopathy with Subcortical Cysts, Multiple Sulfatase Deficiency, Gaucher Disease Type 1, and Gaucher Disease Type 2. Dr. Longo is currently accepting new patients.

      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      1804 Embarcadero Rd, Ste 100, 
      Palo Alto, CA 
      Languages Spoken:
      English

      Natalia Gomez-Ospina is a Medical Genetics specialist and a Pediatrics provider in Palo Alto, California. Dr. Gomez-Ospina is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Incontinentia Pigmenti, Mucopolysaccharidosis Type 1 (MPS I, Hurler Syndrome), Ohdo Syndrome, Say-Barber-Biesecker-Young-Simpson Variant, and Myhre Syndrome.

      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      Advanced in Methylmalonic Acidemia
      Medical Genetics | Pediatrics
      300 Pasteur Dr, H-315, 
      Stanford, CA 
      Languages Spoken:
      English

      Kristina Cusmano-Ozog is a Medical Genetics specialist and a Pediatrics provider in Stanford, California. Dr. Cusmano-Ozog is rated as an Advanced provider by MediFind in the treatment of Methylmalonic Acidemia. Her top areas of expertise are Maple Syrup Urine Disease, Mucolipidosis Type 4, Micrognathia, and Grix Blankenship Peterson Syndrome.

      Raymond Y. Wang
      Experienced in Methylmalonic Acidemia
      Medical Genetics
      Experienced in Methylmalonic Acidemia
      Medical Genetics
      1201 West La Veta Avenue, 
      Orange, CA 
      Languages Spoken:
      English

      Raymond Wang is a Medical Genetics provider in Orange, California. Dr. Wang is rated as an Experienced provider by MediFind in the treatment of Methylmalonic Acidemia. His top areas of expertise are Mucopolysaccharidoses (MPS), Mucopolysaccharidosis Type 7 (MPS VII, Sly Syndrome), Mucopolysaccharidosis Type 1 (MPS I, Hurler Syndrome), Pompe Disease, and Adenoidectomy.

      Showing 1-20 of 49

      Last Updated: 10/30/2025

      What is the definition of Methylmalonic Acidemia?

      Methylmalonic acidemia is a condition in which the body cannot break down certain proteins and fats. The result is a buildup of a substance called methylmalonic acid in the blood. This condition is passed down through families.

      It is one of several conditions called an "inborn error of metabolism."

      When should I see a Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia doctor search results page. 

      Why is it important to get a second opinion from a different Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia 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 Methylmalonic Acidemia doctors in California, US?

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

      Look for the filter feature on the left-side of the Methylmalonic Acidemia 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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