The 20 Best Pilonidal Sinus Disease Doctors Near Me in Ontario, CA

Find the Top Pilonidal Sinus Disease Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 66 doctor with experience in Pilonidal Sinus Disease near Ontario, CA. Of these, 61 are Experienced and 5 are Advanced.

Location
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66 providers found
    Advanced in Pilonidal Sinus Disease
    General Surgery
    Advanced in Pilonidal Sinus Disease
    General Surgery

    Upland Surgical Associates

    901 San Bernardino Rd, 
    Upland, CA 
     (2.5 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English

    Donna Dudziak is a General Surgeon practicing medicine in Upland, California. She has been practicing medicine for over 28 years. Dr. Dudziak is rated as an Advanced provider by MediFind in the treatment of Pilonidal Sinus Disease. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Hernia, Gallbladder Disease, Cholecystitis, Hernia Surgery, and Colostomy. Dr. Dudziak is board certified in American Board Of Surgery.

    Advanced in Pilonidal Sinus Disease
    General Surgery
    Advanced in Pilonidal Sinus Disease
    General Surgery

    Upland Surgical Associates

    510 N 13th Ave, 
    Upland, CA 
     (2.6 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English

    Bryce Beseth is a General Surgeon practicing medicine in Upland, California. He has been practicing medicine for over 30 years. Dr. Beseth is rated as an Advanced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 39 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.

    Experienced in Pilonidal Sinus Disease
    General Practice
    Experienced in Pilonidal Sinus Disease
    General Practice

    California Medical Clinic Inc.

    402 E Holt Blvd, 
    Ontario, CA 
     (0.1 miles away)
    Languages Spoken:
    English

    David Lozano is a primary care provider, practicing in General Practice in Ontario, California. Dr. Lozano is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Cirrhosis.

    Learn about our expert tiers
    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Ravinder Singh, Md, Inc.

    525 N 13th Ave, 
    Upland, CA 
     (2.6 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ravinder Singh is a primary care provider, practicing in Family Medicine in Upland, California. He has been practicing medicine for over 27 years. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 108 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, Hypertension, Liver Transplant, and Knee Replacement. Dr. Singh is board certified in American Board Of Family Medicine.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Upland Surgical Associates

    811 E 11th St, 
    Upland, CA 
     (2.8 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Adam Sugihara is a General Surgeon practicing medicine in Upland, California. He has been practicing medicine for over 17 years. Dr. Sugihara is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Cellulitis, Cholecystitis, Retroperitoneal Inflammation, Hernia Surgery, and Gastrostomy. Dr. Sugihara is board certified in American Board Of Surgery.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    San Antonio Community Hospital

    901 San Bernardino Rd Ste 301, 
    Upland, CA 
     (2.9 miles away)
    Languages Spoken:
    English

    Irene Bielawiec is a General Surgeon practicing medicine in Upland, California. Dr. Bielawiec is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. Her clinical expertise encompasses Gastrointestinal Perforation, Gallbladder Disease, Gallstones, Gastrostomy, and Lymphadenectomy.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Anthony S. Oh, MD A Medical Corporation

    4950 San Bernardino St, 
    Montclair, CA 
     (2.9 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English

    Anthony Oh is a General Surgeon practicing medicine in Montclair, California. He has been practicing medicine for over 30 years. Dr. Oh is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. 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.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Morris Kokhab M.D. A Medical Corporation

    974 W Foothill Blvd, 
    Upland, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Louis Dibernardo is a primary care provider, practicing in Family Medicine in Upland, California. Dr. Dibernardo is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Lymphangitis, Otitis, and Cellulitis.

    Experienced in Pilonidal Sinus Disease
    General Surgery | Holistic Medicine
    Experienced in Pilonidal Sinus Disease
    General Surgery | Holistic Medicine

    Ontario Medical Center

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nina Bowman is a General Surgeon and a Holistic Medicine provider practicing medicine in Ontario, California. Ms. Bowman is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. Her clinical expertise encompasses Acrospiroma, Pilonidal Sinus Disease, Gallbladder Disease, and Retroperitoneal Inflammation. Ms. Bowman is currently accepting new patients.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Kaiser Permanente Ontario Medical Center

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Stephen Turay is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Turay is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. His clinical expertise encompasses Kikuchi Disease, Tietz Syndrome, Costochondritis, and Bronchitis. Dr. Turay is currently accepting new patients.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Ontario Medical Center

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Raymond Chou is a General Surgeon practicing medicine in Ontario, California. Dr. Chou is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. His clinical expertise encompasses Acrospiroma, Retroperitoneal Inflammation, Gallbladder Disease, Choledocholithiasis, and Gallbladder Removal. Dr. Chou is currently accepting new patients.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Kaiser Foundation Hospital-Ontario

    2295 S Vineyard Ave, 
    Ontario, CA 
     (3.2 miles away)
    Languages Spoken:
    English

    Ethan Chen is a primary care provider, practicing in Family Medicine in Ontario, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Costochondritis, Tietz Syndrome, Cellulitis, and Parinaud Oculoglandular Syndrome.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Chino Valley Medical Center

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

    Harry Ou is a General Surgeon practicing medicine in Chino, California. Dr. Ou is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Hernia, Cholecystitis, Gallbladder Disease, and Umbilical Hernia.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Dana Homer is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Homer is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. She is also highly rated in 39 other conditions, according to our data. Her clinical expertise encompasses Cellulitis, Parinaud Oculoglandular Syndrome, Otitis, and Peptic Ulcer.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English

    Irene Sung is a primary care provider, practicing in Family Medicine in Claremont, California. She has been practicing medicine for over 10 years. Dr. Sung is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. She is also highly rated in 19 other conditions, according to our data. Her clinical expertise encompasses Parinaud Oculoglandular Syndrome, Cellulitis, Otitis, and Peptic Ulcer.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Monique Castro is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Castro is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. She is also highly rated in 35 other conditions, according to our data. Her clinical expertise encompasses Acute Cystitis, Otitis, Asthma in Children, and Eosinophilic Asthma.

    Experienced in Pilonidal Sinus Disease
    Family Medicine
    Experienced in Pilonidal Sinus Disease
    Family Medicine

    Office

    1601 Monte Vista Ave Ste 190, 
    Claremont, CA 
     (4.4 miles away)
    Languages Spoken:
    English

    Nicholle Henley is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Henley is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. Her clinical expertise encompasses Cellulitis, Ethmoiditis, Flu, and H1N1 Influenza.

    Experienced in Pilonidal Sinus Disease
    Intensive Care Medicine
    Experienced in Pilonidal Sinus Disease
    Intensive Care Medicine

    Jagtar Dhadwal M.D. Inc.

    160 E Artesia St Ste 310, 
    Pomona, CA 
     (5.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Hugh Chung is an Intensive Care Medicine provider practicing medicine in Pomona, California. He has been practicing medicine for over 17 years. Dr. Chung is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Gastrointestinal Perforation, and Gastrostomy.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Inland Valley Hematology Oncology Associates

    1910 Royalty Dr, 
    Pomona, CA 
     (5.6 miles away)
    Languages Spoken:
    English

    Sana Qureshi is a General Surgeon practicing medicine in Pomona, California. Dr. Qureshi is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Hernia, Juvenile Angiofibroma, Gastrointestinal Perforation, and Pilonidal Sinus Disease.

    Experienced in Pilonidal Sinus Disease
    General Surgery
    Experienced in Pilonidal Sinus Disease
    General Surgery

    Office

    1818 N Orange Grove Ave Ste 308, 
    Pomona, CA 
     (5.3 miles away)
    Languages Spoken:
    English

    Ayyampalayam Mohan is a General Surgeon practicing medicine in Pomona, California. Dr. Mohan is rated as an Experienced provider by MediFind in the treatment of Pilonidal Sinus Disease. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Umbilical Hernia, Hernia, Familial Colorectal Cancer, and End-Stage Renal Disease (ESRD).

    Showing 1-20 of 66

    Last Updated: 04/28/2026

    What is the definition of Pilonidal Sinus Disease?

    Pilonidal sinus disease is an inflammatory condition involving the hair follicles that can occur anywhere along the crease between the buttocks, which runs from the bone at the bottom of the spine (sacrum) to the anus. The disease is benign and has no association with cancer.

    Pilonidal disease may appear as:

    • A small pit or pore in the skin that contains dark spots or hair
    • A pilonidal sinus, in which a tract grows under the skin or deeper from the hair follicle
    • A pilonidal cyst, in which a pocket of fluid forms underneath the pit or sinus
    • A pilonidal abscess, in which the pilonidal cyst becomes infected and pus collects in the adjacent fat tissue

    When should I see a Pilonidal Sinus Disease doctor near Ontario, 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 Pilonidal Sinus Disease doctor near Ontario, 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 Pilonidal Sinus Disease doctors near Ontario, 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 Pilonidal Sinus Disease doctors near Ontario, 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 Pilonidal Sinus Disease doctor near Ontario, 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 Pilonidal Sinus Disease doctor search results page. 

    Why is it important to get a second opinion from a different Pilonidal Sinus Disease 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 Pilonidal Sinus Disease doctor near Ontario, 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 Pilonidal Sinus Disease 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 Pilonidal Sinus Disease 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 Pilonidal Sinus Disease doctors near Ontario, CA?

    Look for the filter feature on the left side of the Pilonidal Sinus Disease 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 Pilonidal Sinus Disease doctor that offers video calls?

    Look for the filter feature on the left-side of the Pilonidal Sinus Disease 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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