1,561 Internists Found in Fontana, CA – Page 7

We found 1,561 Internists available in Fontana, CA with an average 4 stars across 5,810 reviews. Find the best one for your needs by years of experience, distance, reviews on Vitals, and more through the filters provided below. Currently, 565 Internists listed are accepting new patients and 520 accept Medicare. Showing 361 to 420 of 1,561 Internists.

Filter Internists Results

Featured Results

Dr. Lubna Isho, DO

Family Medicine
Gave an accurate diagnosis
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

Dr. Roopa Chari, MD

Integrative Medicine
Gave an accurate diagnosis
1 Award
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. Adama Diarra, DO

Internal Medicine
Flexible scheduling
14 years exp
Accepting New Patients
Virtual Visit available
Tigard, OR
"Dr. Adama Diarra was my 84 year old father's PCP. Dr. Diarra was very pro-active in adjusting his medications as his disease sates progressed and his kidney function declined." View Profile

Dr. Dr. Karanbir Brar

Geriatric Medicine
Provided follow-up after the visit
16 years exp
Accepting New Patients
Virtual Visit available
Oceanside, CA
"I am always looking for doctors who are focused on prevention and providing the highest level of care and concern, Dr, Brar was extremely well intentioned in his ability to guide me to certain tests and health strategies to get some of my markers under control and also recc some advanced new tests to truly allow us to establish a strong prevention plan." View Profile

Dr. Samantha Von Ins, MD

Family Medicine
Gave an accurate diagnosis
16 years exp
Accepting New Patients
Virtual Visit available
Placentia, CA
"Her staff is so friendly and courteous. The new office in Placentia is soooo beautiful! Dr. Von Ins is so thorough, patient, and very knowledgeable. Love her!!" 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

Dr. Raghav Sharma, MD

Cardiology
Flexible scheduling
16 years exp
Accepting New Patients
Virtual Visit available
Winter Park, FL
"Outstanding Doctor... easy to talk to and under stand ..." View Profile

Dr. Michael Gray, MD

Family Medicine
Had a good bedside manner
31 years exp
Accepting New Patients
Virtual Visit available
Annapolis, MD
"Two of the greatest doctors that really care. Clean facility, quiet, and the staff is very nice. Dr. Michael Gray is easy to talk to about your medical problem." View Profile

All Results

Dr. Weichanmilton Hwang, MD

Hospital Medicine
22 years exp
Fontana, CA2.0 mi
Dr. Dr. Weichanmilton Hwang, MD is a health care provider primarily located in Fontana, CA. He has 22 years of experience. View Profile

Dr. Narmisha Vijay Patel, MD

Internal Medicine
13 years exp
Fontana, CA2.0 mi
Dr. Dr. Narmisha Vijay Patel, MD is a health care provider primarily located in Fontana, CA. She has 13 years of experience. View Profile

Dr. Douglas Dung Do, MD

Hospital Medicine
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Douglas Dung Do, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Ontario, CA. He has 19 years of experience. View Profile

Dr. Ronald A Spier, DO

Internal Medicine
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Ronald A Spier, DO is a health care provider primarily located in Fontana, CA. He has 17 years of experience. His specialties include Internal Medicine. View Profile

Dr. Thoyaja Koritala, MD

Internal Medicine
22 years exp
Fontana, CA2.0 mi
Dr. Dr. Thoyaja Koritala, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 22 years of experience. View Profile

Dr. Gregory Thomas Havlena, MD

Vascular & Interventional Radiology
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Gregory Thomas Havlena, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 17 years of experience. View Profile

Dr. Deena Patel, DO

Internal Medicine
13 years exp
Fontana, CA2.0 mi
Dr. Dr. Deena Patel, DO is a health care provider primarily located in Fontana, CA. She has 13 years of experience. Her specialties include Internal Medicine, Hospital Medicine. View Profile

Dr. Darpan Vanod Patel, DO

Internal Medicine
14 years exp
Fontana, CA2.0 mi
Dr. Dr. Darpan Vanod Patel, DO is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 14 years of experience. View Profile

Dr. Scott Coughlin Wojtowich, DO

Family Medicine
30 years exp
Fontana, CA2.0 mi
Dr. Dr. Scott Coughlin Wojtowich, DO is a health care provider primarily located in Fontana, CA. He has 30 years of experience. View Profile

Dr. Sunil Ramnani, MD

Internal Medicine
36 years exp
Fontana, CA2.0 mi
Dr. Dr. Sunil Ramnani, MD is a health care provider primarily located in Fontana, CA, with other offices in Ontario, CA and Bakersfield, CA(and 2 other locations). View Profile

Dr. Karen Shih Tan, MD

Emergency Medicine
24 years exp
Fontana, CA2.0 mi
Dr. Dr. Karen Shih Tan, 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. Derek Takming Leung, MD

Internal Medicine
15 years exp
Fontana, CA2.0 mi
Dr. Dr. Derek Takming Leung, MD is a health care provider primarily located in Fontana, CA. He has 15 years of experience. His specialties include Internal Medicine. View Profile

Dr. Kevin N Chen, MD

Internal Medicine
21 years exp
Fontana, CA2.0 mi
Dr. Dr. Kevin N Chen, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 21 years of experience. View Profile

Dr. David Peng Chen, DC

Internal Medicine
11 years exp
Fontana, CA2.0 mi
Dr. Dr. David Peng Chen, DC is a health care provider primarily located in Fontana, CA. He has 11 years of experience. His specialties include Internal Medicine. View Profile

Dr. Loan Trung Pham, MD

Internal Medicine
31 years exp
Fontana, CA2.0 mi
Dr. Dr. Loan Trung Pham, MD is a health care provider primarily located in Fontana, CA. He has 31 years of experience. His specialties include Internal Medicine. View Profile

Dr. Wan-Ting Yang, MD

Nephrology
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Wan-Ting Yang, MD is a health care provider primarily located in Fontana, CA. She has 19 years of experience. View Profile

Dr. Gary Robert Dibble

Internal Medicine
50 years exp
Fontana, CA2.0 mi
Dr. Dr. Gary Robert Dibble is a health care provider primarily located in Fontana, CA. They have 50 years of experience. Their specialties include Internal Medicine. View Profile

Dr. Floyd Norman Andersen

Internal Medicine
58 years exp
Fontana, CA2.0 mi
Dr. Dr. Floyd Norman Andersen is a health care provider primarily located in Fontana, CA. They have 58 years of experience. Their specialties include Internal Medicine. View Profile

Dr. Omar Saif Mapara, MD

Internal Medicine
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Omar Saif Mapara, 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. David Chung Wei Wang, MD

Internal Medicine
12 years exp
Fontana, CA2.0 mi
Dr. Dr. David Chung Wei Wang, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 12 years of experience. View Profile

Dr. Siera Panhwar, MD

Internal Medicine
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Siera Panhwar, MD is a health care provider primarily located in Fontana, CA. She has 23 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Seonah Jang, MD

Internal Medicine
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Seonah Jang, MD is a health care provider primarily located in Fontana, CA. She has 19 years of experience. Her specialties include Internal Medicine, Hospital Medicine. View Profile

Dr. Terence Oladimeji Sonuga, MD

Internal Medicine
12 years exp
Fontana, CA2.0 mi
Dr. Dr. Terence Oladimeji Sonuga, MD is a health care provider primarily located in Fontana, CA. He has 12 years of experience. His specialties include Internal Medicine. View Profile

Dr. Nancy Hao Nguyen, MD

Internal Medicine
14 years exp
Fontana, CA2.0 mi
Dr. Dr. Nancy Hao Nguyen, MD is a health care provider primarily located in Fontana, CA. She has 14 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Jonathan Ilyong Lo, MD

Internal Medicine
29 years exp
Fontana, CA2.0 mi
Dr. Dr. Jonathan Ilyong Lo, MD is a health care provider primarily located in Fontana, CA, with other offices in Ontario, CA and Long Beach, CA. He has 29 years of experience. View Profile

Dr. Hana Nazih Abuershaid, MD

Hospital Medicine
15 years exp
Fontana, CA2.0 mi
Dr. Dr. Hana Nazih Abuershaid, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 15 years of experience. View Profile

Dr. Thaung Myat Aung, MD

Internal Medicine
21 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Thaung Myat Aung, MD is a health care provider primarily located in Fontana, CA, with other offices in Fresno, CA and Fontana, CA. He has 21 years of experience. View Profile

Dr. Ankit Takyar, MD

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Ankit Takyar, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Mission Viejo, CA(and 4 other locations). View Profile

Dr. Tarik Ahmed Hussein, MD

Hospital Medicine
24 years exp
Fontana, CA2.0 mi
Dr. Dr. Tarik Ahmed Hussein, MD is a health care provider primarily located in Fontana, CA, with other offices in Hemet, CA and Fontana, CA(and 2 other locations). View Profile

Dr. Allyson Agulto Wang, MD

Obstetrics & Gynecology
11 years exp
Fontana, CA2.0 mi
Dr. Dr. Allyson Agulto Wang, MD is a health care provider primarily located in Fontana, CA. She has 11 years of experience. View Profile

Dr. Fouzia Hasan Yusuf, MD

Internal Medicine
22 years exp
Fontana, CA2.0 mi
Dr. Dr. Fouzia Hasan Yusuf, MD is a health care provider primarily located in Fontana, CA, with another office in Lone Tree, CO. She has 22 years of experience. View Profile

Dr. Syed Mohammed Uzair Ali, MD

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Syed Mohammed Uzair Ali, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Loma Linda, CA. He has 8 years of experience. View Profile

Dr. Tri Tri Le, MD

Internal Medicine
11 years exp
Fontana, CA2.0 mi
Dr. Dr. Tri Tri Le, MD is a health care provider primarily located in Fontana, CA. He has 11 years of experience. His specialties include Internal Medicine. View Profile

Dr. Ian Carlo Arnau Casimiro

Internal Medicine
18 years exp
Fontana, CA2.0 mi
Dr. Dr. Ian Carlo Arnau Casimiro is a health care provider primarily located in Fontana, CA. He has 18 years of experience. His specialties include Internal Medicine. View Profile

Dr. Sanda Min, MD

Internal Medicine
22 years exp
Fontana, CA2.0 mi
Dr. Dr. Sanda Min, MD is a health care provider primarily located in Fontana, CA. She has 22 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Paul M Robb

Internal Medicine
15 years exp
Fontana, CA2.0 mi
Dr. Dr. Paul M Robb is a health care provider primarily located in Fontana, CA. He has 15 years of experience. His specialties include Internal Medicine. View Profile

Dr. Scott Stephen Perkins

Vascular & Interventional Radiology
9 years exp
Fontana, CA2.0 mi
Dr. Dr. Scott Stephen Perkins is a health care provider primarily located in Fontana, CA, with other offices in Baldwin Park, CA and Riverside, CA(and 5 other locations). View Profile

Dr. Teresa Vanvi Hoang-Wu

Internal Medicine
9 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Teresa Vanvi Hoang-Wu is a health care provider primarily located in Fontana, CA, with other offices in Los Angeles, CA and Los Angeles, CA(and 3 other locations). View Profile

Dr. Shreyas Srinivas

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Shreyas Srinivas is a health care provider primarily located in Fontana, CA. He has 8 years of experience. His specialties include Internal Medicine, Hospital Medicine. View Profile

Dr. Diana Minh Tran

Geriatric Medicine
9 years exp
Fontana, CA2.0 mi
Dr. Dr. Diana Minh Tran is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 9 years of experience. View Profile

Dr. Chong Kim

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Chong Kim is a health care provider primarily located in Fontana, CA. He has 8 years of experience. His specialties include Internal Medicine. View Profile

Dr. Victor Guharoy

Internal Medicine
12 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Victor Guharoy is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and San Bernardino, CA(and 4 other locations). View Profile

Dr. Frank Wan Chen

Gastroenterology
12 years exp
Fontana, CA2.0 mi
Dr. Dr. Frank Wan Chen is a health care provider primarily located in Fontana, CA. He has 12 years of experience. His specialties include Internal Medicine, Gastroenterology. View Profile

Dr. Deanna Lo

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Deanna Lo is a health care provider primarily located in Fontana, CA, with other offices in Los Angeles, CA and Los Angeles, CA. She has 8 years of experience. View Profile

Dr. Laura Michelle Royal

Internal Medicine
10 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Laura Michelle Royal is a health care provider primarily located in Fontana, CA, with other offices in Olympia, WA and Loma Linda, CA(and 4 other locations). View Profile

Dr. Jaskiran Kaur Khosa

Internal Medicine
8 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Jaskiran Kaur Khosa is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Riverside, CA(and 4 other locations). View Profile

Dr. Ahmad Salman Adam

Internal Medicine
7 years exp
Fontana, CA2.0 mi
Dr. Dr. Ahmad Salman Adam is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 7 years of experience. View Profile

Dr. Andrew Steven Chen

Internal Medicine
7 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Andrew Steven Chen is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 7 years of experience. View Profile

Dr. Mukti Kamleshkumar Patel

Internal Medicine
9 years exp
Fontana, CA2.0 mi
Dr. Dr. Mukti Kamleshkumar Patel is a health care provider primarily located in Fontana, CA. He has 9 years of experience. View Profile

Dr. Brian Cheung

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Brian Cheung is a health care provider primarily located in Fontana, CA, with other offices in Atlanta, GA and Fontana, CA. He has 8 years of experience. View Profile

Dr. Sherif Moustafa Aly Elkinany

Internal Medicine
15 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Sherif Moustafa Aly Elkinany is a health care provider primarily located in Fontana, CA, with other offices in Riverside, CA and Riverside, CA(and 4 other locations). View Profile

Dr. Robert Ming Liu

Internal Medicine
9 years exp
Fontana, CA2.0 mi
Dr. Dr. Robert Ming Liu is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 9 years of experience. View Profile

Dr. Zubin Chang

Internal Medicine
5 years exp
Fontana, CA2.0 mi
Dr. Dr. Zubin Chang is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Riverside, CA(and 3 other locations). View Profile

Seraphine Leunkam

Internal Medicine
8 years exp
Fontana, CA2.0 mi
Seraphine Leunkam is a health care provider primarily located in Fontana, CA, with another office in Largo, MD. She has 8 years of experience. View Profile

Dr. Johnathan Shaw

Internal Medicine
10 years exp
Fontana, CA2.0 mi
Dr. Dr. Johnathan Shaw is a health care provider primarily located in Fontana, CA. He has 10 years of experience. His specialties include Internal Medicine. View Profile

Dr. Aaron Ly

Internal Medicine
Fontana, CA2.0 mi
Dr. Dr. Aaron Ly is a health care provider primarily located in Fontana, CA, with another office in Las Vegas, NV. View Profile

Dr. Minh Tuan Nhu Tran

Internal Medicine
Fontana, CA2.0 mi
Dr. Dr. Minh Tuan Nhu Tran is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. His specialties include Internal Medicine. View Profile

Dr. Matthew Allan Bergendahl JR.

Internal Medicine
4 years exp
Fontana, CA2.0 mi
Dr. Dr. Matthew Allan Bergendahl is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 4 years of experience. View Profile

Dr. Eunice Park

Internal Medicine
2 years exp
Fontana, CA2.0 mi
Dr. Dr. Eunice Park is a health care provider primarily located in Fontana, CA. She has 2 years of experience. Her specialties include Internal Medicine. View Profile

Dr. David Shalom Liu

Internal Medicine
2 years exp
Fontana, CA2.0 mi
Dr. Dr. David Shalom Liu is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 2 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.