The 20 Best Opioid Induced Constipation Doctors Near Me in eastvale, CA

Find the Top Opioid Induced Constipation Experts and Specialists

Last Updated: 09/26/2026

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MediFind found 44 doctor with experience in Opioid Induced Constipation near eastvale, CA. Of these, 41 are Experienced and 3 are Advanced.

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44 providers found
    Experienced in Opioid Induced Constipation
    Palliative Medicine
    Experienced in Opioid Induced Constipation
    Palliative Medicine
    Referral may be required

    City Of Hope Medical Foundation

    6939 Palm Ct, 
    Riverside, CA 
     (9.6 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Finly Zachariah is a Palliative Medicine provider practicing medicine in Riverside, California. He has been practicing medicine for over 18 years. Dr. Zachariah is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His clinical expertise encompasses Opioid Induced Constipation.

    Experienced in Opioid Induced Constipation
    Internal Medicine
    Experienced in Opioid Induced Constipation
    Internal Medicine

    Riverside Medical Clinic Inc

    12742 Limonite Ave, 
    Eastvale, CA 
     (0.7 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Christian Lanot is a primary care provider, practicing in Internal Medicine in Eastvale, California. Dr. Lanot is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses High Cholesterol, Obesity, Hypertension, Endoscopy, and Gastrostomy.

    Experienced in Opioid Induced Constipation
    Internal Medicine
    Experienced in Opioid Induced Constipation
    Internal Medicine

    Norco Medical Group

    2250 S Main St, 
    Corona, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Christos Bovetas is a primary care provider, practicing in Internal Medicine in Corona, California. Dr. Bovetas is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 75 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), High Cholesterol, Osteomyelitis in Children, and Anemia. Dr. Bovetas is board certified in American Board Of Internal Medicine. Dr. Bovetas is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Opioid Induced Constipation
    Internal Medicine
    Experienced in Opioid Induced Constipation
    Internal Medicine

    Norco Medical Group

    2250 S Main St, 
    Corona, CA 
     (7.7 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Helen Patzanakidis is a primary care provider, practicing in Internal Medicine in Corona, California. Dr. Patzanakidis is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. She is also highly rated in 36 other conditions, according to our data. Her clinical expertise encompasses Obesity in Children, Obesity, Type 2 Diabetes (T2D), and Diabetic Neuropathy. Dr. Patzanakidis is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Family Medicine
    Experienced in Opioid Induced Constipation
    Family Medicine

    Cucamonga Valley Medical Group, Inc.

    5562 Philadelphia St, 
    Chino, CA 
     (8.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Jesse Minguez is a primary care provider, practicing in Family Medicine in Chino, California. Dr. Minguez is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 49 other conditions, according to our data. His clinical expertise encompasses Familial Combined Hyperlipidemia, Xanthoma, Cirrhosis, and Alcoholic Neuropathy. Dr. Minguez is board certified in American Board Of Family Medicine. Dr. Minguez is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Internal Medicine
    Experienced in Opioid Induced Constipation
    Internal Medicine

    Radiology/Diagnostic Imaging At Rancho Cucamonga Medical Offices

    10850 Arrow Rte, 
    Rancho Cucamonga, CA 
     (9.2 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Rishu Marwaha is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. Marwaha is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Obesity, Axillary Nerve Dysfunction, Obesity in Children, and High Cholesterol. Dr. Marwaha is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Family Medicine
    Experienced in Opioid Induced Constipation
    Family Medicine

    Ravinder Singh, Md, Inc.

    8231 Rochester Ave, 
    Rancho Cucamonga, CA 
     (9.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ravinder Singh is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 121 other conditions, according to our data. His clinical expertise encompasses Hypercalcemia, Milk-Alkali Syndrome, Type 2 Diabetes (T2D), Hormone Replacement Therapy (HRT), and Parathyroidectomy. Dr. Singh is board certified in American Board Of Family Medicine. Dr. Singh is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Palliative Medicine
    Experienced in Opioid Induced Constipation
    Palliative Medicine
    Referral may be required

    Fontana Medical Center

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

    Purvi Patel is a Palliative Medicine provider practicing medicine in Fontana, California. Dr. Patel is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her clinical expertise encompasses Opioid Induced Constipation. Dr. Patel is currently accepting new patients.

    Advanced in Opioid Induced Constipation
    Advanced in Opioid Induced Constipation
    Referral may be required

    Synovation Medical

    802 Magnolia Ave, 
    Corona, CA 
     (7.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Nader Sawiris is a Neurologist practicing medicine in Corona, California. Dr. Sawiris is rated as an Advanced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Chronic Pain, Fibrodysplasia Ossificans Progressiva, Spasticity, and Sciatica. Dr. Sawiris is board certified in American Board Of Psychiatry And Neurology.

    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Referral may be required

    Wilshire Oncology Medical Group Inc.

    1280 Corona Pointe Ct Ste 112, 
    Corona, CA 
     (6.3 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Stephanie Hernandez is a Nurse Practitioner practicing medicine in Corona, California. Hernandez, NP is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her clinical expertise encompasses ALK-Positive Non-Small Cell Lung Cancer, Vitamin D Deficiency, Opioid Induced Constipation, and Squamous Cell Carcinoma of the Anal Canal (SCAC).

    Experienced in Opioid Induced Constipation
    Hematology | Oncology
    Experienced in Opioid Induced Constipation
    Hematology | Oncology
    Referral may be required

    The Oncology Institute Of Hope And Innovation

    900 S Main St, Ste 204, 
    Corona, CA 
     (6.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gregory Gilmore is a Hematologist and an Oncologist practicing medicine in Corona, California. Dr. Gilmore is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Familial Colorectal Cancer, Colorectal Cancer, Paget Disease of the Breast, and Breast Cancer. Dr. Gilmore is board certified in Internal Medicine (Sub: Medical Oncology), Internal Medicine (Sub: Hematology), and Internal Medicine.

    Experienced in Opioid Induced Constipation
    Gastroenterology
    Experienced in Opioid Induced Constipation
    Gastroenterology
    Referral may be required

    Gastroenter

    2097 Compton Ave, 
    Corona, CA 
     (8.5 miles away)
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Mohammad Jamal is a Gastroenterologist practicing medicine in Corona, California. Dr. Jamal is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 103 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Gallstones, Choledocholithiasis, Endoscopy, and Gastrectomy. Dr. Jamal is board certified in American Board Of Internal Medicine. Dr. Jamal is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Gastroenterology
    Experienced in Opioid Induced Constipation
    Gastroenterology
    Referral may be required

    Gastroenter

    2097 Compton Ave, 
    Corona, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    Eric Szu is a Gastroenterologist practicing medicine in Corona, California. Dr. Szu is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 54 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Gastritis, Hereditary Pancreatitis, Gastrectomy, and Colonoscopy. Dr. Szu is board certified in American Board Of Internal Medicine.

    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Referral may be required

    Unicare Community Health Center, Inc.

    437 N Euclid Ave, 
    Ontario, CA 
     (8.5 miles away)
    Languages Spoken:
    English

    Pei Tan is a Nurse Practitioner practicing medicine in Ontario, California. Tan, NP is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Menopause, Angiomyoma, and White Sponge Nevus.

    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Referral may be required

    Lincoln Heights Family & Industrial Medical Clinic

    437 N Euclid Ave Ste A, 
    Ontario, CA 
     (8.8 miles away)
    Languages Spoken:
    English

    Cathleen Manusia is a Nurse Practitioner practicing medicine in Ontario, California. Manusia, NP is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Vitamin D Deficiency, Opioid Induced Constipation, and Periodontitis.

    Experienced in Opioid Induced Constipation
    Gastroenterology
    Experienced in Opioid Induced Constipation
    Gastroenterology
    Referral may be required

    Carlos R. Vigil DO A Professional Corp.

    7974 Haven Ave Ste 210, 
    Rancho Cucamonga, CA 
     (9.3 miles away)
    Languages Spoken:
    English, Arabic, Spanish
    Accepting New Patients

    Hussein Abidali is a Gastroenterologist practicing medicine in Rancho Cucamonga, California. Dr. Abidali is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 43 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrostomy. Dr. Abidali is currently accepting new patients.

    Experienced in Opioid Induced Constipation
    Pain Medicine
    Experienced in Opioid Induced Constipation
    Pain Medicine
    Referral may be required

    Univ. Pain Consultants Inc.

    6900 Brockton Ave Ste 103, 
    Riverside, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Rainier Guiang is a Pain Medicine provider practicing medicine in Riverside, California. Dr. Guiang is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Invertebral Disc Disease, Opioid Induced Constipation, Spinal Stenosis, and Sciatica.

    Experienced in Opioid Induced Constipation
    Pain Medicine
    Experienced in Opioid Induced Constipation
    Pain Medicine
    Referral may be required

    Univ. Pain Consultants Inc.

    6900 Brockton Ave Ste 103, 
    Riverside, CA 
     (9.9 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Hamilton Chen is a Pain Medicine provider practicing medicine in Riverside, California. He has been practicing medicine for over 17 years. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Invertebral Disc Disease, Spinal Stenosis, Cervical Spondylosis, and Complex Regional Pain Syndrome.

    Experienced in Opioid Induced Constipation
    Pain Medicine
    Experienced in Opioid Induced Constipation
    Pain Medicine
    Referral may be required

    Univ. Pain Consultants Inc.

    6900 Brockton Ave Ste 103, 
    Riverside, CA 
     (9.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Gary Tet Pang is a Pain Medicine provider practicing medicine in Riverside, California. Dr. Tet Pang is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Spinal Stenosis, Invertebral Disc Disease, Cervical Spondylosis, and Opisthotonos.

    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Experienced in Opioid Induced Constipation
    Nurse Practitioner
    Referral may be required
    7117 Brockton Ave, 
    Riverside, CA 
     (9.9 miles away)
    Languages Spoken:
    English

    Jennifer Smith is a Nurse Practitioner practicing medicine in Riverside, California. Smith, NP is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her clinical expertise encompasses Opioid Induced Constipation, Gallbladder Disease, Non-Alcoholic Fatty Liver Disease, and Nonalcoholic Steatohepatitis (NASH).

    Showing 1-20 of 44

    Last Updated: 09/26/2026

    When should I see an Opioid Induced Constipation doctor near eastvale, 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 Opioid Induced Constipation doctor near eastvale, 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 Opioid Induced Constipation doctors near eastvale, 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 Opioid Induced Constipation doctors near eastvale, 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 Opioid Induced Constipation doctor near eastvale, 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 Opioid Induced Constipation doctor search results page. 

    Why is it important to get a second opinion from a different Opioid Induced Constipation 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 Opioid Induced Constipation doctor near eastvale, 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 Opioid Induced Constipation 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 Opioid Induced Constipation 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 Opioid Induced Constipation doctors near eastvale, CA?

    Look for the filter feature on the left side of the Opioid Induced Constipation 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 Opioid Induced Constipation doctor that offers video calls?

    Look for the filter feature on the left-side of the Opioid Induced Constipation 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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