The 20 Best Protein Deficiency Doctors Near Me in Upland, CA

Find the Top Protein Deficiency Experts and Specialists

The 20 Best Protein Deficiency Doctors near Upland, CA

Last Updated: 02/22/2026

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MediFind found 62 doctor with experience in Protein Deficiency near Upland, CA. Of these, 59 are Experienced and 3 are Advanced.

Location
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62 providers found
    Experienced in Protein Deficiency
    General Surgery
    Experienced in Protein Deficiency
    General Surgery

    Upland Surgical Associates

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

    Bryce Beseth is a General Surgeon in Upland, California. Dr. Beseth has been practicing medicine for over 30 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Gangrene, Choledocholithiasis, Necrosis, Hernia Surgery, and Colostomy.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    Hadi, Ghassan, E., M.D., Inc.

    1060 E Foothill Blvd, 
    Upland, CA 
     (0.9 miles away)
    Experience:
    38+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ghassan Hadi is a primary care provider, practicing in Internal Medicine in Upland, California. Dr. Hadi has been practicing medicine for over 38 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Acute Kidney Failure, End-Stage Renal Disease (ESRD), Sepsis, Gastrostomy, and Endoscopy.

    Experienced in Protein Deficiency
    Gastroenterology
    Experienced in Protein Deficiency
    Gastroenterology

    Basim Z. Abdelkarim, M.D., Inc.

    1310 San Bernardino Rd, 
    Upland, CA 
     (0.9 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Priyanka Yaramada is a Gastroenterologist in Upland, California. Dr. Yaramada has been practicing medicine for over 18 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Anemia, Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Learn about our expert tiers
    Experienced in Protein Deficiency
    Gastroenterology
    Experienced in Protein Deficiency
    Gastroenterology

    Basim Z. Abdelkarim, M.D., Inc.

    1310 San Bernardino Rd, 
    Upland, CA 
     (0.9 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English
    Offers Telehealth

    Basim Abdelkarim is a Gastroenterologist in Upland, California. Dr. Abdelkarim has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Diverticular Disease, Hemorrhoids, Gastroesophageal Reflux Disease (GERD), Gastrostomy, and Endoscopy.

    Experienced in Protein Deficiency
    Experienced in Protein Deficiency

    City Of Hope Upland

    1100 San Bernardino Rd Ste 1100, 
    Upland, CA 
     (0.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shanmuga Pudunagar is an Oncologist in Upland, California. Dr. Pudunagar is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Inflammatory Breast Cancer, Paget Disease of the Breast, Thrombocytopenia, and Acute Mountain Sickness.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    Kevin Jenkins, Do, Inc.

    944 W Foothill Blvd, 
    Upland, CA 
     (1.1 miles away)
    Experience:
    53+ years
    Languages Spoken:
    English

    Kevin Jenkins is an Internal Medicine provider in Upland, California. Dr. Jenkins has been practicing medicine for over 53 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Irritable Bowel Syndrome (IBS), Diverticular Disease, Hemorrhoids, Gastrectomy, and Gastrostomy.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    Grove Internal Medicine, Inc.

    8283 Grove Ave, 
    Rancho Cucamonga, CA 
     (1.2 miles away)
    Experience:
    28+ years
    Languages Spoken:
    English
    Offers Telehealth

    Sean To is a primary care provider, practicing in Internal Medicine in Rancho Cucamonga, California. Dr. To has been practicing medicine for over 28 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), High Cholesterol, and Glucocorticoid-Remediable Aldosteronism.

    Experienced in Protein Deficiency
    Nurse Practitioner
    Experienced in Protein Deficiency
    Nurse Practitioner
    585 N Mountain Ave, Suite A, 
    Upland, CA 
     (1.3 miles away)
    Languages Spoken:
    English

    Pratibha Kayastha is a Nurse Practitioner in Upland, California. Ms. Kayastha is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. Her top area of expertise is Protein Deficiency.

    Experienced in Protein Deficiency
    Family Medicine
    Experienced in Protein Deficiency
    Family Medicine

    Inland Region Medical Group

    9089 Baseline Rd, 
    Rancho Cucamonga, CA 
     (2.9 miles away)
    Experience:
    37+ years
    Languages Spoken:
    English

    Thomas Woodbury is a primary care provider, practicing in Family Medicine in Rancho Cucamonga, California. Dr. Woodbury has been practicing medicine for over 37 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Kluver Bucy Syndrome, Familial Hypertension, Gastrostomy, and Endoscopy.

    Experienced in Protein Deficiency
    Experienced in Protein Deficiency

    J.Singh D.O. Inc

    4959 Palo Verde St Ste 206A-5, 
    Montclair, CA 
     (3.0 miles away)
    Languages Spoken:
    English

    Jhujhar Singh is a primary care provider, practicing in Geriatrics in Montclair, California. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Sepsis, Shapiro Syndrome, Dopamine Beta-Hydroxylase Deficiency, Gastrostomy, and Endoscopy.

    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine
    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine

    Inland Pulmonary Medical Group

    9655 Monte Vista Ave, 
    Montclair, CA 
     (3.0 miles away)
    Experience:
    11+ years
    Languages Spoken:
    English
    Offers Telehealth

    Haaris Naji is an Internal Medicine specialist and a Pulmonary Medicine provider in Montclair, California. Dr. Naji has been practicing medicine for over 11 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Asthma, Primary Mediastinal B-Cell Lymphoma (PMBCL), Hypovolemic Shock, and Pneumonia.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    J. & D Healthcare Inc.

    9635 Monte Vista Ave Ste 205, 
    Montclair, CA 
     (3.0 miles away)
    Languages Spoken:
    English

    Atif Qadeer is an Internal Medicine provider in Montclair, California. Dr. Qadeer is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Gallbladder Disease, Vitamin D Deficiency, Gastrostomy, and Bone Marrow Aspiration.

    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine
    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine

    Inland Physicians Medical Group

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

    Nicolaas Grobler is an Internal Medicine specialist and a Pulmonary Medicine provider in Montclair, California. Dr. Grobler has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Pneumonia, Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Hypovolemic Shock, and Gastrostomy.

    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine
    Experienced in Protein Deficiency
    Internal Medicine | Pulmonary Medicine

    Inland Physicians Medical Group

    9525 Monte Vista Ave, 
    Montclair, CA 
     (3.1 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 an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Asthma, Pneumonia, Lung Metastases, Pulmonary Fibrosis, and Gastrostomy.

    Experienced in Protein Deficiency
    General Surgery
    Experienced in Protein Deficiency
    General Surgery

    Anthony S. Oh, MD A Medical Corporation

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

    Anthony Oh is a General Surgeon in Montclair, California. Dr. Oh has been practicing medicine for over 30 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, Colostomy, and Gastrostomy.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    Inland Physicians Medical Group

    9525 Monte Vista Ave Unit 105, 
    Montclair, CA 
     (3.3 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ali Salem is an Internal Medicine provider in Montclair, California. Dr. Salem has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Classical Hodgkin Lymphoma, Gallbladder Disease, Chronic Inflammatory Response Syndrome (CIRS), Endoscopy, and Gastrostomy.

    Experienced in Protein Deficiency
    Internal Medicine
    Experienced in Protein Deficiency
    Internal Medicine

    Inland Pulmonary Medical Group

    9525 Monte Vista Ave Unit 105, 
    Montclair, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Jose Santiago is a primary care provider, practicing in Internal Medicine in Montclair, California. Dr. Santiago is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Parkinson's Disease, Apoplexy, Sepsis, Hernia Surgery, and Kidney Transplant.

    Experienced in Protein Deficiency
    Family Medicine
    Experienced in Protein Deficiency
    Family Medicine

    Inland Physicians Medical Group

    9525 Monte Vista Ave Unit 105, 
    Montclair, CA 
     (3.3 miles away)
    Languages Spoken:
    English

    Andres Gonzalez is a Family Medicine provider in Montclair, California. Dr. Gonzalez is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Gallbladder Disease, End-Stage Renal Disease (ESRD), Vitamin D Deficiency, Endoscopy, and Hemorrhoidectomy.

    Experienced in Protein Deficiency
    Gastroenterology
    Experienced in Protein Deficiency
    Gastroenterology

    Carlos R. Vigil DO A Professional Corp.

    7974 Haven Ave Ste 210, 
    Rancho Cucamonga, CA 
     (4.0 miles away)
    Languages Spoken:
    English

    Hussein Abidali is a Gastroenterologist in Rancho Cucamonga, California. Dr. Abidali is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. His top areas of expertise are Gastrointestinal Bleeding, Hiatal Hernia, Congenital Diaphragmatic Hernia, Endoscopy, and Gastrostomy.

    Experienced in Protein Deficiency
    Family Medicine
    Experienced in Protein Deficiency
    Family Medicine

    Brittany Wertz, Do, Inc.

    678 S Indian Hill Blvd, 
    Claremont, CA 
     (4.2 miles away)
    Experience:
    10+ years
    Languages Spoken:
    English
    Offers Telehealth

    Brittany Wertz is a primary care provider, practicing in Family Medicine in Claremont, California. Dr. Wertz has been practicing medicine for over 10 years and is rated as an Experienced provider by MediFind in the treatment of Protein Deficiency. Her top areas of expertise are Sepsis, Dysgraphia, Acute Tubular Necrosis, Gastrostomy, and Endoscopy.

    Showing 1-20 of 62

    Last Updated: 02/22/2026

    When should I see a Protein Deficiency doctor near Upland, 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 Protein Deficiency doctor near Upland, 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 Protein Deficiency doctors near Upland, 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 Protein Deficiency doctors near Upland, 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 Protein Deficiency doctor near Upland, 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 Protein Deficiency doctor search results page. 

    Why is it important to get a second opinion from a different Protein Deficiency 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 Protein Deficiency doctor near Upland, 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 Protein Deficiency 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 Protein Deficiency 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 Protein Deficiency doctors near Upland, CA?

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

    Look for the filter feature on the left-side of the Protein Deficiency 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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