The 20 Best Asthma Doctors Near Me in Diamond Bar, CA

Find the Top Asthma Experts and Specialists

The 20 Best Asthma Doctors near Diamond Bar, CA

Last Updated: 02/22/2026

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MediFind found 524 doctor with experience in Asthma near Diamond Bar, CA. Of these, 480 are Experienced, 41 are Advanced and 3 are Distinguished.

Location
LocationClose
524 providers found
    Distinguished in Asthma
    Pulmonary Medicine
    Distinguished in Asthma
    Pulmonary Medicine
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mark Weissig is a Pulmonary Medicine provider in Fullerton, California. Dr. Weissig is rated as a Distinguished provider by MediFind in the treatment of Asthma. His top areas of expertise are Interstitial Lung Disease, Asthma in Children, Asthma, and Acute Interstitial Pneumonia. Dr. Weissig is currently accepting new patients.

    Experienced in Asthma
    Pediatrics | Internal Medicine
    Experienced in Asthma
    Pediatrics | Internal Medicine
    2707 South Diamond Bar Boulevard, Suite 104, 
    Diamond Bar, CA 
     (1.2 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Jonathan Ou is a primary care provider, practicing in Pediatrics and Internal Medicine in Diamond Bar, California. Dr. Ou has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Osteomyelitis in Children, High Cholesterol, Febrile Neutropenia, and Vitamin D Deficiency.

    Advanced in Asthma
    Internal Medicine | Pulmonary Medicine
    Advanced in Asthma
    Internal Medicine | Pulmonary Medicine

    Linda Y. Shen, M.D.

    2707 E Valley Blvd, 
    West Covina, CA 
     (4.4 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English

    Linda Shen is an Internal Medicine specialist and a Pulmonary Medicine provider in West Covina, California. Dr. Shen has been practicing medicine for over 30 years and is rated as an Advanced provider by MediFind in the treatment of Asthma. Her top areas of expertise are Asthma in Children, Obstructive Sleep Apnea, Asthma, Gastrostomy, and Endoscopy.

    Learn about our expert tiers
    Advanced in Asthma
    Family Medicine
    Advanced in Asthma
    Family Medicine

    Office

    3110 Chino Ave Ste 150A, 
    Chino Hills, CA 
     (4.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ryan Agena is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Agena is rated as an Advanced provider by MediFind in the treatment of Asthma. His top areas of expertise are High Cholesterol, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

    Advanced in Asthma
    Intensive Care Medicine
    Advanced in Asthma
    Intensive Care Medicine

    Optum California-Chaparral Medical Group

    1940 N Orange Grove Ave, 
    Pomona, CA 
     (6.5 miles away)
    Languages Spoken:
    English

    Gurbinder Sadana is an Intensive Care Medicine provider in Pomona, California. Dr. Sadana is rated as an Advanced provider by MediFind in the treatment of Asthma. His top areas of expertise are Excessive Daytime Sleepiness, Drowsiness, Obstructive Sleep Apnea, Irregular Sleep-Wake Syndrome, and Gastrostomy.

    James L. Pearle
    Experienced in Asthma
    Pulmonary Medicine
    Experienced in Asthma
    Pulmonary Medicine
    18200 Yorba Linda Boulevard, Suite 104, 
    Yorba Linda, CA 
     (7.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    James Pearle is a Pulmonary Medicine provider in Yorba Linda, California. Dr. Pearle is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Bronchiolitis Obliterans, Industrial Bronchitis, Bronchitis, and Chronic Obstructive Pulmonary Disease (COPD). Dr. Pearle is currently accepting new patients.

    Dennis J. Ponzio
    Experienced in Asthma
    Family Medicine | Pediatrics
    Experienced in Asthma
    Family Medicine | Pediatrics

    Caduceus Medical Group

    18200 Yorba Linda Blvd, Suite 250, 
    Yorba Linda, CA 
     (7.8 miles away)
    Experience:
    38+ years
    Languages Spoken:
    English
    Offers Telehealth

    Dennis Ponzio is a primary care provider, practicing in Pediatrics and Family Medicine in Yorba Linda, California. Dr. Ponzio has been practicing medicine for over 38 years and is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are High Cholesterol, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Distinguished in Asthma
    Internal Medicine | Pulmonary Medicine
    Distinguished in Asthma
    Internal Medicine | Pulmonary Medicine

    Inland Physicians Medical Group

    9525 Monte Vista Ave, 
    Montclair, CA 
     (8.5 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Offers Telehealth

    Elbert Chang is an Internal Medicine specialist and a Pulmonary Medicine provider in Montclair, California. Dr. Chang has been practicing medicine for over 28 years and is rated as a Distinguished provider by MediFind in the treatment of Asthma. His top areas of expertise are Asthma, Pneumonia, Lung Adenocarcinoma, Gastrostomy, and Advanced Bronchoscopy.

    Distinguished in Asthma
    Internal Medicine | Pulmonary Medicine
    Distinguished in Asthma
    Internal Medicine | Pulmonary Medicine

    Inland Physicians Medical Group

    9525 Monte Vista Ave, 
    Montclair, CA 
     (8.5 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Offers Telehealth

    Shahram Khorrami is an Internal Medicine specialist and a Pulmonary Medicine provider in Montclair, California. Dr. Khorrami has been practicing medicine for over 28 years and is rated as a Distinguished provider by MediFind in the treatment of Asthma. His top areas of expertise are Asthma, Pneumonia, Lung Metastases, Pulmonary Fibrosis, and Gastrostomy.

    Advanced in Asthma
    Pulmonary Medicine
    Advanced in Asthma
    Pulmonary Medicine
    2141 North Harbor Boulevard, Suite 25000, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Edward Lawton is a Pulmonary Medicine provider in Fullerton, California. Dr. Lawton is rated as an Advanced provider by MediFind in the treatment of Asthma. His top areas of expertise are Lung Metastases, Asthma in Children, Asthma, and Bronchiectasis. Dr. Lawton is currently accepting new patients.

    Advanced in Asthma
    Pulmonary Medicine
    Advanced in Asthma
    Pulmonary Medicine
    2151 North Harbor Boulevard, Suite 3100, 
    Fullerton, CA 
     (9.1 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Julie Yoo is a Pulmonary Medicine provider in Fullerton, California. Dr. Yoo is rated as an Advanced provider by MediFind in the treatment of Asthma. Her top areas of expertise are Lung Metastases, Asthma in Children, Asthma, and Interstitial Lung Disease. Dr. Yoo is currently accepting new patients.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine
    253 South Diamond Bar Boulevard, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Patrick Bachoura is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Bachoura is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Cerebellar Multiple System Atrophy, Hepatocerebral Degeneration, Chronic Pain, and Osteomyelitis in Children. Dr. Bachoura is currently accepting new patients.

    Experienced in Asthma
    Family Medicine | Geriatrics
    Experienced in Asthma
    Family Medicine | Geriatrics
    253 South Diamond Bar Boulevard, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Rhodes is a primary care provider, practicing in Family Medicine and Geriatrics in Diamond Bar, California. Dr. Rhodes is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine

    Diamond Bar Medical Office

    1336 Bridgegate Dr, 
    Diamond Bar, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jun Huang is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Hypertension, and Familial Hypertension. Dr. Huang is currently accepting new patients.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine

    Kaiser Permanente PHMCY #554

    1336 Bridgegate Dr, 
    Diamond Bar, CA 
     (1.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Savitha Sunkara is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Sunkara is rated as an Experienced provider by MediFind in the treatment of Asthma. Her top areas of expertise are Opisthotonos, Muscle Spasms, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Vulvovaginitis.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine

    Premier Family Medicine Associates, Inc

    2140 Grand Ave, Suite 125, 
    Chino Hills, CA 
     (3.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jesse Cheung is a primary care provider, practicing in Family Medicine in Chino Hills, California. Dr. Cheung is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Type 2 Diabetes (T2D), Obesity, Sepsis, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine

    Luis Perez M.D. A Professional Corp.

    716 E Mission Blvd Ste D, 
    Pomona, CA 
     (4.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Luis Mejia is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Mejia is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, High Cholesterol, and Infant Hyperglycemia.

    Experienced in Asthma
    Family Medicine
    Experienced in Asthma
    Family Medicine

    Smartclinic Inc.

    2707 E Valley Blvd, 
    West Covina, CA 
     (4.4 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    David Chen is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are High Cholesterol, Fish-Eye Disease, Familial Hypobetalipoproteinemia, and Hypolipoproteinemia.

    Experienced in Asthma
    Pulmonary Medicine
    Experienced in Asthma
    Pulmonary Medicine

    Linda Y. Shen, M.D.

    2707 E Valley Blvd, 
    West Covina, CA 
     (4.4 miles away)
    Experience:
    29+ years
    Languages Spoken:
    English

    Franklin Ho is a Pulmonary Medicine provider in West Covina, California. Dr. Ho has been practicing medicine for over 29 years and is rated as an Experienced provider by MediFind in the treatment of Asthma. His top areas of expertise are Obstructive Sleep Apnea, Emphysema, Pulmonary Tuberculosis, and Bullae.

    Experienced in Asthma
    Internal Medicine
    Experienced in Asthma
    Internal Medicine

    Pacific Medical Clinic

    18750 Colima Rd, 
    Rowland Heights, CA 
     (4.9 miles away)
    Experience:
    51+ years
    Languages Spoken:
    English

    Rizwana Hussain is a primary care provider, practicing in Internal Medicine in Rowland Heights, California. Dr. Hussain has been practicing medicine for over 51 years and is rated as an Experienced provider by MediFind in the treatment of Asthma. Her top areas of expertise are Hyperthyroidism, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

    Showing 1-20 of 524

    Last Updated: 02/22/2026

    What is the definition of Asthma?

    Asthma is a chronic disease that causes the airways of the lungs to swell and become narrow. It leads to breathing difficulty such as wheezing, shortness of breath, chest tightness, and coughing.

    When should I see an Asthma doctor near Diamond Bar, 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 Asthma doctor near Diamond Bar, 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 Asthma doctors near Diamond Bar, 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 Asthma doctors near Diamond Bar, 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 Asthma doctor near Diamond Bar, 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 Asthma doctor search results page. 

    Why is it important to get a second opinion from a different Asthma 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 Asthma doctor near Diamond Bar, 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 Asthma 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 Asthma 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 Asthma doctors near Diamond Bar, CA?

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

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