1,564 Internists Found in Fontana, CA – Page 3

We found 1,564 Internists available in Fontana, CA with an average 4 stars across 5,838 reviews. Find the best one for your needs by years of experience, distance, reviews on Vitals, and more through the filters provided below. Currently, 567 Internists listed are accepting new patients and 521 accept Medicare. Showing 121 to 180 of 1,564 Internists.

Filter Internists Results

Featured Results

Shannon Renee Gigounas, DNP, FNP-BC

Family Medicine
28 years exp
Accepting New Patients
Virtual Visit available
Danville, CA
About Shannon Gigounas, DNP, RN, FNP-CShannon Gigounas, DNP, RN, FNP-C, is the founder of LilyPad Health, a modern, virtual-first healthcare practice built on the belief that healthcare is about people. View Profile

Dr. Roopa Chari, MD

Integrative Medicine
Gave an accurate diagnosis
31 years exp
Accepting New Patients
Virtual Visit available
Encinitas, CA
"Working with Dr. Roopa Chari has made a big difference in how I feel day to day." View Profile

Dr. Raghav Sharma, MD

Cardiovascular Disease
Provided follow-up after the visit
16 years exp
Accepting New Patients
Virtual Visit available
Winter Park, FL
"Outstanding Doctor... easy to talk to and under stand ..." View Profile

Dr. Virginia Von Schaefer, MD

Oncology
Flexible scheduling
43 years exp
Accepting New Patients
Virtual Visit available
San Clemente, CA
"As I sit here in the VVS MD IV treatment room with 3 other patients, we are all sharing our stories." View Profile

Yves Chery, CT, ASCP, APRN, BSN, MSN

Family Medicine
Flexible scheduling
Accepting New Patients
Virtual Visit available
SUWANEE, GA
"He radiates warmth and kindness. I have never felt so heard and respected by a medical professional. Great experience and I highly recommend him." View Profile

Trisha Khanna, MD, FAAD

Dermatology
Spent time with me
8 years exp
Accepting New Patients
Virtual Visit available
Orlando, FL
"Dr. Trisha Khanna was incredibly compassionate and reassuring during a very stressful time for me." View Profile

Dr. Lubna Isho, DO

Family Medicine
Had a good bedside manner
1 Award
25 years exp
Accepting New Patients
Virtual Visit available
Pomona, CA
"She's a very good doctor, very helpful and informative. They are also very quick on sending out refferals to see other specialist 5/5" View Profile

Eric Harker

Internal Medicine
Spent time with me
1 Award
25 years exp
Accepting New Patients
Virtual Visit available
Lyons, CO
"Eric is amazing and the most caring person I know. He always has a huge smile on his face and feels super blessed that he gets to help people for his job." View Profile

All Results

Dr. Rofina Widjaja, MD

Internal Medicine
27 years exp
Fontana, CA2.0 mi
Dr. Dr. Rofina Widjaja, MD is a health care provider primarily located in Fontana, CA, with another office in Harbor City, CA. She has 27 years of experience. View Profile

Dr. Yelena Yuryevna Sergeyeva, MD

Internal Medicine
35 years exp
Accepting New Patients
Fontana, CA2.0 mi
"I wanted to take a moment to express my deepest gratitude for the excellent services I received during my recent visit to Yelena Sergeyeva, MD office at Kaiser Permanente, Aliso Viejo." View Profile

Dr. Arik Zev Lainer, MD

Vascular & Interventional Radiology
22 years exp
Fontana, CA2.0 mi
"Dr. Lainer performed a Biopsy today on my Liver. I was very happy with the care he gave me. His support staff was also excellent." View Profile

Dr. Edward Suk Im, MD

Internal Medicine
25 years exp
Fontana, CA2.0 mi
Dr. Dr. Edward Suk Im, MD is a health care provider primarily located in Fontana, CA, with another office in Bellevue, WA. He has 25 years of experience. View Profile

Dr. Anas Kawayeh

Gastroenterology
21 years exp
Fontana, CA2.0 mi
"Had both a colonoscopy and endoscopy with this doctor and everything in the procedure was great. I wish he was with Kaiser." View Profile

Dr. Jonathan Michael Doris, MD

Internal Medicine
28 years exp
Fontana, CA2.0 mi
"He's excellent. and comforting" View Profile

Dr. Suvan Sachdev, DO

Internal Medicine
23 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Suvan Sachdev, DO is a health care provider primarily located in Fontana, CA, with other offices in Riverside, CA and Anaheim, CA(and 2 other locations). View Profile

Dr. Calvin Minh Duong, MD

Internal Medicine
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Calvin Minh Duong, MD is a health care provider primarily located in Fontana, CA. He has 23 years of experience. His specialties include Internal Medicine. View Profile

Dr. Vinh Quang Dang, MD

Neurology
23 years exp
Fontana, CA2.0 mi
"Dr. Dang took as much time to listen as needed. He answered all of my questions. Very thorough. Was concerned about my concerns." View Profile

Dr. Jasvir Kaur Ajit-Uppal, MD

Internal Medicine
38 years exp
Accepting New Patients
Fontana, CA2.0 mi
"excellent cardiologist caring, accurate, well informed" View Profile

Dr. Falguni Pinal Doshi, MD

Family Medicine
32 years exp
Fontana, CA2.0 mi
Dr. Dr. Falguni Pinal Doshi, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 32 years of experience. View Profile

Dr. Kanchana Keerthipala, MD

Internal Medicine
24 years exp
Fontana, CA2.0 mi
Dr. Dr. Kanchana Keerthipala, MD is a health care provider primarily located in Fontana, CA. She has 24 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Jay Michael Ball, MD

Cardiovascular Disease
40 years exp
Fontana, CA2.0 mi
Dr. Dr. Jay Michael Ball, MD is a health care provider primarily located in Fontana, CA. He has 40 years of experience. View Profile

Dr. Eve Kirschner, MD

Gastroenterology
45 years exp
Fontana, CA2.0 mi
"Dr. Kirschner was such a blessing to my Mom while she was under her care. She showed compassion and a genuine concern for my Mom." View Profile

Dr. Alfredo Buaron Dadivas, MD

Family Medicine
41 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Alfredo Buaron Dadivas, MD is a health care provider primarily located in Fontana, CA. He has 41 years of experience. View Profile

Dr. Bella Seerke, MD

Internal Medicine
42 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Bella Seerke, MD is a health care provider primarily located in Fontana, CA, with other offices in San Francisco, CA and Fontana, CA. She has 42 years of experience. View Profile

Dr. Faher Elias Koteira, MD

Internal Medicine
36 years exp
Fontana, CA2.0 mi
"He was the best primary doctor I ever have had. He was my husband's doctor as well before his passing. Attentive, kind, knowedgeable understanding." View Profile

Dr. Walter Setjoadinata Tjoa, MD

Dermatology
48 years exp
Fontana, CA2.0 mi
Dr. Dr. Walter Setjoadinata Tjoa, MD is a health care provider primarily located in Fontana, CA. He has 48 years of experience. View Profile

Dr. Tin Duc Nguyen, MD

Internal Medicine
27 years exp
Fontana, CA2.0 mi
Dr. Dr. Tin Duc Nguyen, MD is a health care provider primarily located in Fontana, CA, with other offices in Chino, CA and Baldwin Park, CA(and 2 other locations). View Profile

Dr. Kent Eunbae Ahn, MD

Internal Medicine
24 years exp
Fontana, CA2.0 mi
"I have seen Dr. Ahn for the past six months through video appointments I was so impressed by his expertise and professionalism." View Profile

Dr. Michael Wingkhiang Lee, MD

Internal Medicine
39 years exp
Fontana, CA2.0 mi
Dr. Dr. Michael Wingkhiang Lee, MD is a health care provider primarily located in Fontana, CA. He has 39 years of experience. His specialties include Internal Medicine. View Profile

Dr. Erum Waqar Sethi, MD

Diagnostic Radiology
24 years exp
Fontana, CA2.0 mi
Dr. Dr. Erum Waqar Sethi, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 24 years of experience. View Profile

Dr. Alexander Benson

Cardiovascular Disease
29 years exp
Fontana, CA2.0 mi
Dr. Dr. Alexander Benson is a health care provider primarily located in Fontana, CA. He has 29 years of experience. View Profile

Dr. Arianne Shana Furman, DO

Endocrinology, Diabetes & Metabolism
14 years exp
Fontana, CA2.0 mi
Dr. Dr. Arianne Shana Furman, DO is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 14 years of experience. View Profile

Dr. Tisha Laveta Salary, MD

Internal Medicine
25 years exp
Accepting New Patients
Fontana, CA2.0 mi
"Very competent." View Profile

Dr. Van Bo Hua, MD

Internal Medicine
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Van Bo Hua, MD is a health care provider primarily located in Fontana, CA. He has 19 years of experience. His specialties include Internal Medicine. View Profile

Dr. Richie Rana, MD

Critical Care Medicine
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Richie Rana, MD is a health care provider primarily located in Fontana, CA. He has 23 years of experience. View Profile

Dr. Jerome Tsai, MD

Diagnostic Radiology
22 years exp
Fontana, CA2.0 mi
Dr. Dr. Jerome Tsai, MD is a health care provider primarily located in Fontana, CA. He has 22 years of experience. His specialties include Internal Medicine, Diagnostic Radiology. View Profile

Dr. Uma Pentela Rao, MD

Internal Medicine
34 years exp
Fontana, CA2.0 mi
Dr. Dr. Uma Pentela Rao, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 34 years of experience. View Profile

Dr. Nehal Gordhan Patel, MD

Geriatric Medicine
28 years exp
Fontana, CA2.0 mi
"As a nurse that has worked with Dr. Patel in a Hospice home care setting, I can tell you that he is very good at what he does. He shows kindness and compassion to his patients." View Profile

Dr. Ali Jabari, MD

Pulmonology
34 years exp
Fontana, CA2.0 mi
Dr. Dr. Ali Jabari, MD is a health care provider primarily located in Fontana, CA. He has 34 years of experience. View Profile

Dr. Anupam Marwaha, MD

Geriatric Medicine
34 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Anupam Marwaha, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 34 years of experience. View Profile

Dr. Hussein Merza, MD

Oncology
19 years exp
Accepting New Patients
Fontana, CA2.0 mi
"I would recommend him to all my family members" View Profile

Dr. Olumide Makanjuola Akingbemi, MD

Internal Medicine
18 years exp
Fontana, CA2.0 mi
Dr. Dr. Olumide Makanjuola Akingbemi, MD is a health care provider primarily located in Fontana, CA, with other offices in Los Angeles, CA and Los Angeles, CA(and 2 other locations). View Profile

Dr. Jaimeet S Chhabra, DO

Internal Medicine
16 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Jaimeet S Chhabra, DO is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 16 years of experience. View Profile

Dr. Salwa Samy Farag, MD

Internal Medicine
46 years exp
Fontana, CA2.0 mi
Dr. Dr. Salwa Samy Farag, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Pasadena, CA(and 2 other locations). View Profile

Dr. Dorcas Choobing Ang, MD

Internal Medicine
28 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Dorcas Choobing Ang, MD is a health care provider primarily located in Fontana, CA, with other offices in Redlands, CA and Fontana, CA(and 2 other locations). View Profile

Dr. Liwen Han, MD

Internal Medicine
34 years exp
Fontana, CA2.0 mi
Dr. Dr. Liwen Han, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Baldwin Park, CA(and 2 other locations). View Profile

Dr. Lydia Esther Villanueva, MD

Internal Medicine
47 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Lydia Esther Villanueva, MD is a health care provider primarily located in Fontana, CA, with other offices in San Bernardino, CA and Fontana, CA. View Profile

Dr. Mohammad Mahmoud Yaqub, MD

Hospital Medicine
22 years exp
Fontana, CA2.8 mi
Dr. Dr. Mohammad Mahmoud Yaqub, MD is a health care provider primarily located in Fontana, CA, with other offices in Loxahatchee, FL and Atlantis, FL(and 2 other locations). View Profile

Dr. Sammy Sum Wong, MD

Internal Medicine
39 years exp
Fontana, CA0.8 mi
Dr. Dr. Sammy Sum Wong, MD is a health care provider primarily located in Fontana, CA. He has 39 years of experience. His specialties include Internal Medicine, Infectious Disease. View Profile

Dr. Nima Naimi, DO

Nephrology
17 years exp
Accepting New Patients
Fontana, CA2.7 mi
"Dr. Naimi has been taking care of my mother for the past several years." View Profile

Dr. Dustin Tin-Chi Wong, DO

Internal Medicine
19 years exp
Fontana, CA2.3 mi
"Dr Wong is a great dr ,just found out he is not going to be at the Hedperia office anymore .I'm very sad bc I know he made sure to answer my questions and go over my labs ." View Profile

Dr. Duncan Leung, MD

Internal Medicine
44 years exp
Fontana, CA0.8 mi
Dr. Dr. Duncan Leung, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 44 years of experience. View Profile

Dr. James Y Setiawan, MD

Internal Medicine
Accepting New Patients
Fontana, CA0.8 mi
Dr. Dr. James Y Setiawan, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. Their specialties include Internal Medicine. View Profile

Dr. Robert Sigmar Heymann, MD

Endocrinology, Diabetes & Metabolism
27 years exp
Fontana, CA0.8 mi

Dr. Samuel Soonheng Paw, MD

Internal Medicine
44 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Samuel Soonheng Paw, MD is a health care provider primarily located in Fontana, CA, with other offices in Redlands, CA and Redlands, CA. He has 44 years of experience. View Profile

Dr. Latifa Boukarrou, MD

Neurology
26 years exp
Fontana, CA2.0 mi
Dr. Dr. Latifa Boukarrou, MD is a health care provider primarily located in Fontana, CA, with other offices in Tarzana, CA and Palm Springs, CA(and 5 other locations). View Profile

Dr. Benjamin German Francisco JR., MD

Internal Medicine
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Benjamin German Francisco, MD is a health care provider primarily located in Fontana, CA, with another office in Loma Linda, CA. He has 23 years of experience. View Profile

Dr. Jennifer Sue Knowles, MD

Cardiovascular Disease
47 years exp
Fontana, CA2.0 mi
"Have been seeing Dr. Knowles for 7 years, and have NEVER been treated kindly by the cardiology office staff." View Profile

Dr. Catherine Diemphuc Hoang, MD

Internal Medicine
24 years exp
Fontana, CA2.0 mi
Dr. Dr. Catherine Diemphuc Hoang, MD is a health care provider primarily located in Fontana, CA, with other offices in Loma Linda, CA and Fontana, CA(and 4 other locations). View Profile

Dr. Omair Mohammad Javed, MD

Cardiovascular Disease
14 years exp
Fontana, CA2.0 mi

Dr. Aneeta Ramakrishna Kiran, MD

Rheumatology
25 years exp
Fontana, CA2.0 mi
Dr. Dr. Aneeta Ramakrishna Kiran, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. She has 25 years of experience. View Profile

Dr. Pierre Bechar Assaf, MD

Emergency Medicine
51 years exp
Fontana, CA2.0 mi
Dr. Dr. Pierre Bechar Assaf, MD is a health care provider primarily located in Fontana, CA. He has 51 years of experience. View Profile

Dr. Tony Chiwei Su, MD

Internal Medicine
26 years exp
Fontana, CA2.0 mi
Dr. Dr. Tony Chiwei Su, MD is a health care provider primarily located in Fontana, CA. He has 26 years of experience. His specialties include Internal Medicine. View Profile

Dr. Mario Lauro Perez, DO

Infectious Disease
23 years exp
Fontana, CA2.0 mi
"Wish the're were more doctors like him he saved my life Thank You Dr Pr Perez" View Profile

Dr. Columbus Dennis Batiste, MD

Cardiovascular Disease
28 years exp
Fontana, CA2.0 mi
Dr. Dr. Columbus Dennis Batiste, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 28 years of experience. View Profile

Dr. Sherrie Dawn Yhip, MD

Pediatrics
44 years exp
Fontana, CA2.0 mi
Dr. Dr. Sherrie Dawn Yhip, MD is a health care provider primarily located in Fontana, CA. She has 44 years of experience. View Profile

Dr. Kathryn Lin, MD

Internal Medicine
29 years exp
Fontana, CA2.0 mi
Dr. Dr. Kathryn Lin, MD is a health care provider primarily located in Fontana, CA. She has 29 years of experience. Her specialties include Internal Medicine, Pediatrics. View Profile

Dr. John Wong, MD

Geriatric Medicine
35 years exp
Fontana, CA2.0 mi
Dr. Dr. John Wong, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 35 years of experience. View Profile

What is an Internist and How Can They Help You?

An internist specializes in adult medicine, providing comprehensive care for complex medical conditions. These physicians excel at diagnosing challenging cases and managing patients with multiple organ system involvement.

Internists complete medical school and a three-year internal medicine residency. Many pursue subspecialty fellowship training in fields such as cardiology, gastroenterology, or infectious disease, though general internists maintain broad adult medical expertise.

An Internist's clinical practice encompasses:

  • Concentrates on adult patient populations and multi-system medical management
  • Conducts medical history reviews, physical assessments, diagnostic test interpretation
  • Manages metabolic disorders, cardiovascular disease, pulmonary conditions, infectious processes, and immune-mediated diseases
  • Employs pharmaceutical management, preventive medicine, health counseling, and specialist coordination
  • Alternative titles: adult medicine specialist, general internist, MD, DO

Frequently Asked Questions

What's the best way to search for an Internist in Fontana who accepts my health insurance?
Navigate to the insurance filter located at the top of the search page and select your health plan. This will display only Internists in Fontana who are in-network with your carrier. For additional confirmation, visit each doctor's profile or reach out to their office by phone.
Where can I find Internists in Fontana who offer virtual appointments?
Select the "Virtual Visit" filter at the top of the search page to see Internists providing telehealth services in Fontana. Check each doctor's profile for video visit options and online scheduling availability. You may also call their office to set up a remote consultation.
What's the easiest way to locate highly-rated Internists in Fontana?
Use the "Ratings" filter at the top of the search page to filter results by the average star rating. Browse individual profiles to see patient reviews and ratings in detail. When comparing Internists, look at both the average star rating and how many patients have submitted reviews.
Is it possible to schedule a same-day visit with an Internist in Fontana?
Visit individual doctor profiles to see their current scheduling availability in Fontana. If you don't see same-day openings listed online, try calling their office—walk-in times may be available that don't appear on the website.
Which Internists in Fontana have the shortest wait times?
Review the Ratings & Reviews card on each provider's profile to see their average wait time in Fontana. This helps you find an Internist that doesn’t make their patients wait too long.
Can I schedule appointments with Internists in Fontana without calling?
Search for Internists who have "Book Online" or "Request Now" options on their profiles. Click these buttons to access online appointment scheduling. If a provider doesn't offer web-based booking, their phone number will be available for traditional scheduling.
How do I locate an Internist in Fontana with evening or weekend hours?
Check the Locations card on each profile to view office hours for Internists in Fontana. This helps you find providers with non-traditional availability. For the most accurate information about extended availability, call the office directly.
How do I leave feedback about my appointment with an Internist in Fontana?
Go to your doctor's profile page and click the "Leave a Review" button or link. You can share your rating and write about your experience. Patient reviews like yours help others in the community choose the right Internist.
How can I locate an Internist in Fontana who is fluent in my preferred language?
Review the language information displayed on individual profiles for Internists. If this information isn't available online, contact the office directly to ask about the doctor's language capabilities or whether interpreters are available.
How do I search for an Internist in Fontana who works at a particular hospital or medical center?
Check the "Hospital Affiliation" and "Locations" sections on each provider's profile to see where Internists practice. You can also enter a specific hospital or medical group name into the search tool to find Internists who work there.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.