The 20 Best Peritonitis Doctors Near Me in diamond bar, CA

Find the Top Peritonitis Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 148 doctor with experience in Peritonitis near diamond bar, CA. Of these, 138 are Experienced and 10 are Advanced.

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148 providers found
    Experienced in Peritonitis
    Family Medicine
    Experienced in Peritonitis
    Family Medicine
    22716 Mountain Laurel Way, 
    Diamond Bar, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yuan Liu is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Peritonitis. She is also highly rated in 117 other conditions, according to our data. Her clinical expertise encompasses Lung Adenocarcinoma, Arthritis, Lung Cancer, Tissue Biopsy, and Endoscopy. Dr. Liu is currently accepting new patients.

    Experienced in Peritonitis
    Family Medicine
    Experienced in Peritonitis
    Family Medicine

    Diamond Bar Medical Offices

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

    Richard Kao is a primary care provider, practicing in Family Medicine in Diamond Bar, California. Dr. Kao is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Methicillin-Resistant Staphylococcus Aureus (MRSA), Flu, Cerebral Hypoxia, and Avian Influenza. Dr. Kao is currently accepting new patients.

    Experienced in Peritonitis
    Experienced in Peritonitis
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jonathan Kessler is a Radiologist practicing medicine in Duarte, California. Dr. Kessler is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Neuroendocrine Tumor, Fibrolamellar Carcinoma, Gastroesophageal Junction Cancer, Liver Embolization, and Gastrostomy.

    Learn about our expert tiers
    Experienced in Peritonitis
    General Surgery
    Experienced in Peritonitis
    General Surgery
    Referral may be required

    City Of Hope Comprehensive Cancer Center-Duarte

    1500 Duarte Rd, 
    Duarte, CA 
     (12.8 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Yanghee Woo is a General Surgeon practicing medicine in Duarte, California. Dr. Woo is rated as an Experienced provider by MediFind in the treatment of Peritonitis. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Stomach Cancer, Pseudomyxoma Peritonei, Gastrointestinal Stromal Tumor, Gastrectomy, and Lymphadenectomy.

    Advanced in Peritonitis
    Advanced in Peritonitis
    Referral may be required

    Emanate Health Inter-Community Hospital

    210 W San Bernardino Rd, 
    Covina, CA 
     (7.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Dustin Newell is a Radiologist practicing medicine in Covina, California. Dr. Newell is rated as an Advanced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 17 other conditions, according to our data. His clinical expertise encompasses Pleurisy, Pleural Effusion, Gallbladder Disease, Vertebroplasty, and Bone Graft. Dr. Newell is currently accepting new patients.

    Advanced in Peritonitis
    General Surgery
    Advanced in Peritonitis
    General Surgery
    Referral may be required

    Anthony S. Oh, MD A Medical Corporation

    315 N 3rd Ave, 
    Covina, CA 
     (7.6 miles away)
    Languages Spoken:
    English

    Anthony Oh is a General Surgeon practicing medicine in Covina, California. Dr. Oh is rated as an Advanced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Gallstones, Choledocholithiasis, Gallbladder Disease, Colostomy, and Gastrostomy. Dr. Oh is board certified in American Board Of Surgery.

    Advanced in Peritonitis
    General Surgery
    Advanced in Peritonitis
    General Surgery
    Referral required

    Upland Surgical Associates

    510 N 13th Ave, 
    Upland, CA 
     (12.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Bryce Beseth is a General Surgeon practicing medicine in Upland, California. Dr. Beseth is rated as an Advanced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Gangrene, Choledocholithiasis, Necrosis, Hernia Surgery, and Colostomy. Dr. Beseth is board certified in American Board Of Surgery. Dr. Beseth is currently accepting new patients.

    Experienced in Peritonitis
    Experienced in Peritonitis
    Referral may be required

    Pomona Valley Hospital Medical Center

    1798 N Garey Ave, 
    Pomona, CA 
     (6.3 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Accepting New Patients

    Michael Huang is a Radiologist practicing medicine in Pomona, California. He has been practicing medicine for over 10 years. Dr. Huang is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Visceromegaly, Non-Alcoholic Fatty Liver Disease, Gallbladder Disease, and Splenomegaly. Dr. Huang is currently accepting new patients.

    Experienced in Peritonitis
    Experienced in Peritonitis
    Referral may be required

    Pomona Valley Hospital Medical Center

    1798 N Garey Ave, 
    Pomona, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Johnson Lightfoote is a Radiologist practicing medicine in Pomona, California. Dr. Lightfoote is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Ascites, Osteopenia, Melorheostosis with Osteopoikilosis, and Melorheostosis. Dr. Lightfoote is currently accepting new patients.

    Experienced in Peritonitis
    Radiology
    Experienced in Peritonitis
    Radiology
    Referral may be required

    Pomona Valley Hospital Medical Center

    1798 N Garey Ave, 
    Pomona, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Yu-kai Su is a Radiologist practicing medicine in Pomona, California. Dr. Su is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Visceromegaly, Neonatal Ovarian Cyst, Splenomegaly, Prostatectomy, and Liver Embolization. Dr. Su is currently accepting new patients.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Pomona Valley Hospital Medical Center

    1798 N Garey Ave, 
    Pomona, CA 
     (6.3 miles away)
    Languages Spoken:
    English

    Giri Tummuru is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Tummuru is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Sepsis, COVID-19, End-Stage Renal Disease (ESRD), Gastrostomy, and Endoscopy.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    John M. Allen DMD Inc

    1880 N Orange Grove Ave, 
    Pomona, CA 
     (6.4 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Kristina Dhillon is a primary care provider, practicing in Internal Medicine in Pomona, California. She has been practicing medicine for over 10 years. Dr. Dhillon is rated as an Experienced provider by MediFind in the treatment of Peritonitis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Sepsis, Acute Kidney Failure, Thrombocytopenia, and Anemia.

    Experienced in Peritonitis
    Experienced in Peritonitis

    John M. Allen DMD Inc

    1880 N Orange Grove Ave, 
    Pomona, CA 
     (6.4 miles away)
    Languages Spoken:
    English

    Jhonatan Munoz-Espinoza is a primary care provider, practicing in Family Medicine in Pomona, California. Dr. Munoz-Espinoza is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Sepsis, Apoplexy, Acute Kidney Failure, Gastrostomy, and Endoscopy.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    John M. Allen DMD Inc

    1880 N Orange Grove Ave, 
    Pomona, CA 
     (6.4 miles away)
    Languages Spoken:
    English

    Gary Sandhu is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Sandhu is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 31 other conditions, according to our data. His clinical expertise encompasses Sepsis, Cellulitis, Cerebral Palsy, Gastrostomy, and Endoscopy.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Chino Valley Medical Center

    5451 Walnut Ave, 
    Chino, CA 
     (7.4 miles away)
    Languages Spoken:
    English

    Hsin-chen Liu is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Liu is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Hypovolemic Shock, Alien Hand Syndrome, Apoplexy, and Ogilvie Syndrome.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Chino Valley Medical Center

    5451 Walnut Ave, 
    Chino, CA 
     (7.4 miles away)
    Languages Spoken:
    English

    Jeffrey Crudo is a primary care provider, practicing in Internal Medicine in Chino, California. Dr. Crudo is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Sepsis, Peptic Ulcer, Costochondritis, Gastrostomy, and Endoscopy.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Chino Valley Medical Center

    5451 Walnut Ave, 
    Chino, CA 
     (7.4 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ali Salem is a primary care provider, practicing in Internal Medicine in Chino, California. He has been practicing medicine for over 17 years. Dr. Salem is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Classical Hodgkin Lymphoma, Hodgkin Lymphoma, Hypovolemic Shock, Endoscopy, and Gastrostomy.

    Experienced in Peritonitis
    Family Medicine
    Experienced in Peritonitis
    Family Medicine

    Chino Valley Medical Center

    5451 Walnut Ave, 
    Chino, CA 
     (7.4 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Hammad Shaikh is a primary care provider, practicing in Family Medicine in Chino, California. He has been practicing medicine for over 10 years. Dr. Shaikh is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Apoplexy, Hospital-Acquired Pneumonia, Atypical Pneumonia, Gastrostomy, and Endoscopy.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Platinum Digestive Health

    250 W Bonita Ave, 
    Pomona, CA 
     (7.4 miles away)
    Languages Spoken:
    English

    Bhaveshkumar Patel is a primary care provider, practicing in Internal Medicine in Pomona, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 67 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Bile Duct Obstruction, Endoscopy, and Gastrostomy. Dr. Patel is board certified in American Board Of Internal Medicine.

    Experienced in Peritonitis
    Internal Medicine
    Experienced in Peritonitis
    Internal Medicine

    Sanjay N. Khedia M.D. Inc.

    211 W Badillo St, 
    Covina, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Sanjay Khedia is a primary care provider, practicing in Internal Medicine in Covina, California. Dr. Khedia is rated as an Experienced provider by MediFind in the treatment of Peritonitis. He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Gastritis, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), Gastrostomy, and Colonoscopy.

    Showing 1-20 of 148

    Last Updated: 09/26/2026

    What is the definition of Peritonitis?

    Peritonitis is an inflammation (irritation) of the peritoneum. This is the thin tissue that lines the inner wall of the abdomen and covers most of the abdominal organs.

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

    Why is it important to get a second opinion from a different Peritonitis 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 Peritonitis 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 Peritonitis 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 Peritonitis 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 Peritonitis doctors near diamond bar, CA?

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

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