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    Last Updated: 01/09/2026

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    MediFind found 429 doctor with experience in Pneumonia near Diamond Bar, CA. Of these, 329 are Experienced, 86 are Advanced and 14 are Distinguished.

    Location
    LocationClose
    429 providers found
      Distinguished in Pneumonia
      Pulmonary Medicine
      Distinguished in Pneumonia
      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 Pneumonia. His top areas of expertise are Interstitial Lung Disease, Asthma in Children, Asthma, and Acute Interstitial Pneumonia. Dr. Weissig is currently accepting new patients.

      Distinguished in Pneumonia
      Pulmonary Medicine
      Distinguished in Pneumonia
      Pulmonary Medicine
      2501 East Chapman Avenue, Suite 225, 
      Fullerton, CA 
       (9.7 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Saadah Alrajab is a Pulmonary Medicine provider in Fullerton, California. Dr. Alrajab is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Atypical Pneumonia, Cerebral Hypoxia, Pneumonia, Hospital-Acquired Pneumonia, and Gastrostomy. Dr. Alrajab is currently accepting new patients.

      Experienced in Pneumonia
      Internal Medicine
      Experienced in Pneumonia
      Internal Medicine
      920 North Diamond Bar Boulevard, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Steve Chan is a primary care provider, practicing in Internal Medicine in Diamond Bar, California. Dr. Chan is rated as an Experienced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Chronic Kidney Disease, Irregular Sleep-Wake Syndrome, Pneumonia, Gastrostomy, and Fasciotomy. Dr. Chan is currently accepting new patients.

      Learn about our expert tiers
      Experienced in Pneumonia
      Internal Medicine
      Experienced in Pneumonia
      Internal Medicine
      1111 Grand Avenue, Suite L, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Alaa Hajal is a primary care provider, practicing in Internal Medicine in Diamond Bar, California. Dr. Hajal is rated as an Experienced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, and Acute Pancreatitis. Dr. Hajal is currently accepting new patients.

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

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

      Experienced in Pneumonia
      Family Medicine
      Experienced in Pneumonia
      Family Medicine
      253 South Diamond Bar Boulevard, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English

      Douglas Starr is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Starr is rated as an Experienced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, High Cholesterol, and Type 2 Diabetes (T2D).

      Experienced in Pneumonia
      Internal Medicine
      Experienced in Pneumonia
      Internal Medicine
      1111 Grand Avenue, Suite L, 
      Downey, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Huda Khaleel is a primary care provider, practicing in Internal Medicine in Downey, California. Dr. Khaleel is rated as an Experienced provider by MediFind in the treatment of Pneumonia. Her top areas of expertise are Sepsis, Acute Kidney Failure, Atypical Pneumonia, and Hospital-Acquired Pneumonia. Dr. Khaleel is currently accepting new patients.

      Experienced in Pneumonia
      Family Medicine | Geriatrics
      Experienced in Pneumonia
      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 Pneumonia. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Hypertension, and Glucocorticoid-Remediable Aldosteronism.

      Experienced in Pneumonia
      Family Medicine
      Experienced in Pneumonia
      Family Medicine
      1111 Grand Avenue, Suite J, 
      Diamond Bar, CA 
       (1.2 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Yeyong Shin is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Shin is rated as an Experienced provider by MediFind in the treatment of Pneumonia. Her top areas of expertise are Sepsis, Primary Immunodeficiency (PID), RUNX1 Familial Platelet Disorder, Paris-Trousseau Thrombocytopenia, and Gastrostomy. Dr. Shin is currently accepting new patients.

      Distinguished in Pneumonia
      Intensive Care Medicine | Pulmonary Medicine
      Distinguished in Pneumonia
      Intensive Care Medicine | Pulmonary Medicine
      1550 N Park Ave, 
      Pomona, CA 
       (6.0 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Owais Zaidi is an Intensive Care Medicine specialist and a Pulmonary Medicine provider in Pomona, California. Dr. Zaidi is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Pneumonia, Hospital-Acquired Pneumonia, Atypical Pneumonia, Chronic Obstructive Pulmonary Disease (COPD), and Gastrostomy.

      James L. Pearle
      Experienced in Pneumonia
      Pulmonary Medicine
      Experienced in Pneumonia
      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 Pneumonia. His top areas of expertise are Bronchiolitis Obliterans, Industrial Bronchitis, Bronchitis, and Chronic Obstructive Pulmonary Disease (COPD). Dr. Pearle is currently accepting new patients.

      Distinguished in Pneumonia
      Infectious Disease
      Distinguished in Pneumonia
      Infectious Disease

      Streng Bassi Begum And Jiang Medical Corporation

      935 W Foothill Blvd, 
      Claremont, CA 
       (8.6 miles away)
      Languages Spoken:
      English

      Deepthi Jayasekara is an Infectious Disease provider in Claremont, California. Dr. Jayasekara is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Pneumonia, Sepsis, Hospital-Acquired Pneumonia, and Lymphangitis.

      Distinguished in Pneumonia
      Infectious Disease
      Distinguished in Pneumonia
      Infectious Disease

      Streng Bassi Begum And Jiang Medical Corporation

      935 W Foothill Blvd, 
      Claremont, CA 
       (8.6 miles away)
      Languages Spoken:
      English

      Hua Jiang is an Infectious Disease provider in Claremont, California. Dr. Jiang is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Sepsis, COVID-19, Pneumonia, Lithotripsy, and Endoscopy.

      Distinguished in Pneumonia
      Infectious Disease
      Distinguished in Pneumonia
      Infectious Disease

      Streng Bassi Begum And Jiang Medical Corporation

      935 W Foothill Blvd, 
      Claremont, CA 
       (8.6 miles away)
      Languages Spoken:
      English

      Karen Guiang is an Infectious Disease provider in Claremont, California. Dr. Guiang is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. Her top areas of expertise are Sepsis, COVID-19, Pneumonia, and Lymphangitis.

      Advanced in Pneumonia
      Infectious Disease
      Advanced in Pneumonia
      Infectious Disease
      1275 North Rose Drive, Suite 134, 
      Placentia, CA 
       (8.6 miles away)
      Languages Spoken:
      English
      Offers Telehealth

      Pauline Ho is an Infectious Disease provider in Placentia, California. Dr. Ho is rated as an Advanced provider by MediFind in the treatment of Pneumonia. Her top areas of expertise are Sepsis, Strep Throat, Leptospirosis, and Herpes Simplex Encephalitis.

      Advanced in Pneumonia
      Pulmonary Medicine
      Advanced in Pneumonia
      Pulmonary Medicine
      1041 East Yorba Linda Boulevard, Suite 306, 
      Placentia, CA 
       (8.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Devang Savani is a Pulmonary Medicine provider in Placentia, California. Dr. Savani is rated as an Advanced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are COVID-19, Pneumonia, Lung Metastases, Gastrostomy, and Endoscopy. Dr. Savani is currently accepting new patients.

      Advanced in Pneumonia
      Infectious Disease
      Advanced in Pneumonia
      Infectious Disease
      1275 North Rose Drive, Suite 134, 
      Placentia, CA 
       (8.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Bhanu Sud is an Infectious Disease provider in Placentia, California. Dr. Sud is rated as an Advanced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Sepsis, Pneumonia, Coccidioidomycosis, and Strep Throat. Dr. Sud is currently accepting new patients.

      Advanced in Pneumonia
      Infectious Disease
      Advanced in Pneumonia
      Infectious Disease
      1275 North Rose Drive, Suite 134, 
      Placentia, CA 
       (8.6 miles away)
      Languages Spoken:
      English
      Accepting New Patients

      Joel Trotter is an Infectious Disease provider in Placentia, California. Dr. Trotter is rated as an Advanced provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Nontuberculous Mycobacterial Lung Disease, Spontaneous Coronary Artery Dissection (SCAD), Allergic Bronchopulmonary Aspergillosis, and Sepsis. Dr. Trotter is currently accepting new patients.

      Distinguished in Pneumonia
      Infectious Disease
      Distinguished in Pneumonia
      Infectious Disease

      Infectious Disease Clinic Inc

      910 S Sunset Ave, Suite 2, 
      West Covina, CA 
       (8.7 miles away)
      Languages Spoken:
      English

      Devesh Patel is an Infectious Disease provider in West Covina, California. Dr. Patel is rated as a Distinguished provider by MediFind in the treatment of Pneumonia. His top areas of expertise are Sepsis, Hospital-Acquired Pneumonia, Pneumonia, and Multisystem Inflammatory Syndrome in Children (MIS-C).

      Advanced in Pneumonia
      Pulmonary Medicine
      Advanced in Pneumonia
      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 Pneumonia. His top areas of expertise are Lung Metastases, Asthma in Children, Asthma, and Bronchiectasis. Dr. Lawton is currently accepting new patients.

      Showing 1-20 of 429

      Last Updated: 01/09/2026

      What is the definition of Pneumonia?

      Pneumonia is inflamed or swollen lung tissue due to infection with a germ.

      This article covers community-acquired pneumonia (CAP). This type of pneumonia is found in people who have not recently been in the hospital or another health care facility such as a nursing home or rehab facility. Pneumonia that affects people in or recently released from a health care facility, such as hospitals, is called hospital-acquired pneumonia (or health care-associated pneumonia).

      When should I see a Pneumonia 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 a Pneumonia 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 Pneumonia 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 Pneumonia 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 a Pneumonia 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 Pneumonia doctor search results page. 

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

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

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