The 20 Best Insomnia Doctors Near Me in Fontana, CA

Find the Top Insomnia Experts and Specialists

Last Updated: 04/28/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 190 doctor with experience in Insomnia near Fontana, CA. Of these, 179 are Experienced and 11 are Advanced.

Location
LocationClose
190 providers found
    Advanced in Insomnia
    Family Medicine
    Advanced in Insomnia
    Family Medicine

    Cucamonga Valley Medical Group, Inc.

    16465 Sierra Lakes Pkwy, 
    Fontana, CA 
     (4.9 miles away)
    Experience:
    24+ years
    Languages Spoken:
    English
    Offers Telehealth

    Jesse Minguez is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Minguez has been practicing medicine for over 24 years and is rated as an Advanced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy.

    Advanced in Insomnia
    Internal Medicine
    Advanced in Insomnia
    Internal Medicine

    Andro Sharobiem, MD

    3634 Elizabeth St, 
    Riverside, CA 
     (9.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Andro Sharobiem is a primary care provider, practicing in Internal Medicine in Riverside, California. Dr. Sharobiem is rated as an Advanced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Sepsis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Gastrostomy, and Colonoscopy. Dr. Sharobiem is currently accepting new patients.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    United Family Care

    8110 Mango Ave, 
    Fontana, CA 
     (0.9 miles away)
    Languages Spoken:
    English

    Nasser Liasi is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Liasi is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Hypertension, and Familial Hypertension.

    Learn about our expert tiers
    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine
    8110 Mango Ave, Suite 104, 
    Fontana, CA 
     (0.9 miles away)
    Languages Spoken:
    English

    Duc Nguyen is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Purpura.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Charerntas Toochinda is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Toochinda is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Insomnia, and Chronic Pain.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Joseph Kim is an Internal Medicine provider in Fontana, California. Dr. Kim is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Irregular Sleep-Wake Syndrome, Sleepwalking (Somnambulism), Restless Legs Syndrome, and Insomnia.

    Experienced in Insomnia
    Family Medicine
    Experienced in Insomnia
    Family Medicine

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Marcos Escobar is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Escobar is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Gastroesophageal Reflux Disease (GERD), and Osteomyelitis in Children.

    Experienced in Insomnia
    Family Medicine
    Experienced in Insomnia
    Family Medicine

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Michael Muljana is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Muljana is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Hypertension, and Familial Hypertension.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Accepting New Patients

    Long Nguyendo is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Nguyendo has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, Osteomyelitis in Children, and Obesity. Dr. Nguyendo is currently accepting new patients.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Kaiser Permanente Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Kevin Lee is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Bronchitis, Type 2 Diabetes (T2D), Opisthotonos, and Muscle Spasms.

    Experienced in Insomnia
    Experienced in Insomnia

    Fontana Medical Center

    9961 Sierra Ave, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Anupamjeet Sekhon is a Sleep Medicine provider in Fontana, California. Dr. Sekhon is rated as an Experienced provider by MediFind in the treatment of Insomnia. Her top areas of expertise are Sleepwalking (Somnambulism), Obstructive Sleep Apnea, Idiopathic Hypersomnia, and Sleep Paralysis. Dr. Sekhon is currently accepting new patients.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Fontana Medical Center

    9961 Sierra Avenue, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Manuel Mojica is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Mojica is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Scrotal Swelling, Spasticity, and Insomnia.

    Experienced in Insomnia
    Family Medicine
    Experienced in Insomnia
    Family Medicine

    Fontana Medical Center

    9961 Sierra Avenue, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Sonia Guirgis is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Guirgis is rated as an Experienced provider by MediFind in the treatment of Insomnia. Her top areas of expertise are Thrush, Familial Chronic Mucocutaneous Candidiasis, Type 2 Diabetes (T2D), and Gastroesophageal Reflux Disease (GERD).

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Kaiser Permanente Fontana Medical Center - Internal Medicine Department

    9961 Sierra Avenue, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Terence Sonuga is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Sonuga is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Childhood Iron Deficiency Anemia, Asthma, Iron Deficiency Anemia, and Asthma in Children. Dr. Sonuga is currently accepting new patients.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Kaiser Permanente Fontana Medical Center

    9961 Sierra Avenue, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Sena St. John is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. St. John is rated as an Experienced provider by MediFind in the treatment of Insomnia. Her top areas of expertise are Marginal Zone Lymphoma (MZL), Childhood Iron Deficiency Anemia, Iron Deficiency Anemia, and Type 2 Diabetes (T2D).

    Experienced in Insomnia
    Family Medicine
    Experienced in Insomnia
    Family Medicine

    Kaiser Permanente Fontana Medical Center

    9961 Sierra Avenue, 
    Fontana, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Michael Adair is a primary care provider, practicing in Family Medicine in Fontana, California. Dr. Adair is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Type 2 Diabetes (T2D), Bronchitis, Generalized Anxiety Disorder (GAD), and Shingles.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Sun C Soung M.D. Inc

    1734 N Riverside Ave Ste 2, 
    Rialto, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Ravindranath Shahane is a primary care provider, practicing in Internal Medicine in Rialto, California. Dr. Shahane is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Opioid Use Disorder, Type 2 Diabetes (T2D), Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Insomnia
    Family Medicine
    Experienced in Insomnia
    Family Medicine

    Office

    1605 S Riverside Ave Ste B, 
    Rialto, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Rebecca Torres is a primary care provider, practicing in Family Medicine in Rialto, California. Dr. Torres is rated as an Experienced provider by MediFind in the treatment of Insomnia. Her top areas of expertise are Type 2 Diabetes (T2D), Parinaud Oculoglandular Syndrome, Henoch-Schonlein Purpura, and High Cholesterol.

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Hedyeh M. Golshan MD And Associates Inc.

    1850 N Riverside Ave Ste 230, 
    Rialto, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Hedyeh Golshan is a primary care provider, practicing in Internal Medicine in Rialto, California. Dr. Golshan is rated as an Experienced provider by MediFind in the treatment of Insomnia. Her top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Sitosterolemia, and Seasonal Affective Disorder (SAD).

    Experienced in Insomnia
    Internal Medicine
    Experienced in Insomnia
    Internal Medicine

    Andrew S. Chen M.D. Inc.

    14050 Cherry Ave Ste C, 
    Fontana, CA 
     (3.6 miles away)
    Languages Spoken:
    English

    Eric Wei Chen is a primary care provider, practicing in Internal Medicine in Fontana, California. Dr. Wei Chen is rated as an Experienced provider by MediFind in the treatment of Insomnia. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Venous Insufficiency.

    Showing 1-20 of 190

    Last Updated: 04/28/2026

    What is the definition of Insomnia?

    Insomnia is trouble falling asleep, staying asleep (usually through the night), or waking up too early in the morning.

    Episodes of insomnia may come and go or be long-lasting.

    The quality of your sleep is as important as how much sleep you get.

    When should I see an Insomnia doctor near Fontana, 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 Insomnia doctor near Fontana, 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 Insomnia doctors near Fontana, 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 Insomnia doctors near Fontana, 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 Insomnia doctor near Fontana, 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 Insomnia doctor search results page. 

    Why is it important to get a second opinion from a different Insomnia 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 Insomnia doctor near Fontana, 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 Insomnia 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 Insomnia 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 Insomnia doctors near Fontana, CA?

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

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

    Read more about our Content Policy

    More Insomnia Doctors by city