1,564 Internists Found in Fontana, CA – Page 7

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 361 to 420 of 1,564 Internists.

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Featured Results

Dr. Samantha Von Ins, MD

Family Medicine
Flexible scheduling
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

Dr. Tamar Heisler

Pediatrics
18 years exp
Accepting New Patients
Virtual Visit available
Franklin, TN
Dr. Tami Heisler is a Board-Certified Pediatrician with over 10 years of experience providing compassionate and personalized care to children and their families at As You Are. View Profile

Dr. Nima Ghadimi, MD

Internal Medicine
Had a good bedside manner
29 years exp
Accepting New Patients
Virtual Visit available
Scottsdale, AZ
"Dr. Ghadimi is an exceptional doctor. If you need a Telehealth visit, the service is outstanding unless one is scheduled with the AWFUL M.A. Julian Zermeno." View Profile

Benjamin Domingo, FNP

Integrative Medicine
28 years exp
Accepting New Patients
Virtual Visit available
Chicago, IL
Benjamin Domingo, APRN is a Board-certified Family Nurse Practitioner with 20+ years of healthcare experience, including primary care and advanced training in obesity medicine. View Profile

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

Karanbir Brar

Geriatric Medicine
Spent time with me
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

Karthikeyan Viswanathan, DO

Internal Medicine
12 years exp
Accepting New Patients
Virtual Visit available
Los Altos, CA
Dr. Karthikeyan Viswanathan, DO, is a physician who brings a unique perspective to medicine through his diverse professional background. View Profile

Dr. Tooba Rehman, MD

Internal Medicine
16 years exp
Accepting New Patients
Virtual Visit available
Katy, TX
Dr. Tooba Rehman is a board-certified Internal Medicine physician and the founder of Doc & Me Health, a direct primary care practice built on a membership model that replaces rushed, insurance-driven visits with unhurried, relationship-first care. View Profile

All Results

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. Samiksha Choudhary, MD

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

Dr. Nigel Gupta, MD

Internal Medicine
28 years exp
Fontana, CA2.0 mi
Dr. Dr. Nigel Gupta, 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. 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. Vinitha Das, MD

Allergy & Immunology
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Vinitha Das, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Riverside, CA. She has 17 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. Paul Baekjin Kim, MD

Internal Medicine
37 years exp
Fontana, CA2.0 mi
Dr. Dr. Paul Baekjin Kim, MD is a health care provider primarily located in Fontana, CA. He has 37 years of experience. His specialties include Internal Medicine. View Profile

Dr. Furhawn Shah, MD

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

Dr. Eunice Y Chuang, MD

Endocrinology, Diabetes & Metabolism
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Eunice Y Chuang, MD is a health care provider primarily located in Fontana, CA. She has 17 years of experience. View Profile

Dr. Kevin Chiayu Chan, DO

Internal Medicine
11 years exp
Fontana, CA2.0 mi
Dr. Dr. Kevin Chiayu Chan, DO is a health care provider primarily located in Fontana, CA. He has 11 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. Elizabeth Abrantes Cadag, MD

Internal Medicine
16 years exp
Fontana, CA2.0 mi
Dr. Dr. Elizabeth Abrantes Cadag, MD is a health care provider primarily located in Fontana, CA. She has 16 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Tania Choudhary, MD

Hospital Medicine
8 years exp
Fontana, CA2.0 mi
Dr. Dr. Tania Choudhary, MD is a health care provider primarily located in Fontana, CA, with another office in Mission Viejo, CA. She has 8 years of experience. View Profile

Dr. Jaymica Patel, MD

Critical Care Medicine
16 years exp
Fontana, CA2.0 mi
Dr. Dr. Jaymica Patel, MD is a health care provider primarily located in Fontana, CA. She has 16 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. 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. Jeng-Hong Hong Chen, MD

Critical Care Medicine
57 years exp
Fontana, CA2.0 mi
Dr. Dr. Jeng-Hong Hong Chen, MD is a health care provider primarily located in Fontana, CA. They have 57 years of experience. View Profile

Dr. Ajay M Ohri, MD

Pulmonology
10 years exp
Fontana, CA2.0 mi
Dr. Dr. Ajay M Ohri, MD is a health care provider primarily located in Fontana, CA, with other offices in Oakland, CA and Fresno, CA. He has 10 years of experience. View Profile

Dr. Andy Chuu, MD

Nephrology
11 years exp
Fontana, CA2.0 mi
Dr. Dr. Andy Chuu, MD is a health care provider primarily located in Fontana, CA, with other offices in Saint Louis, MO and Creve Coeur, MO(and 6 other locations). View Profile

Tiffany Ma

Hospital Medicine
19 years exp
Fontana, CA2.0 mi
Tiffany Ma 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

Chester Bai

Diagnostic Radiology
16 years exp
Fontana, CA2.0 mi
Chester Bai is a health care provider primarily located in Fontana, CA. He has 16 years of experience. His specialties include Internal Medicine, Diagnostic Radiology. View Profile

Dr. Jan Michael Herrman, MD

Nephrology
46 years exp
Fontana, CA2.0 mi
Dr. Dr. Jan Michael Herrman, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 46 years of experience. View Profile

Dr. Jong-Ho Cliff Hwang, MD

Internal Medicine
43 years exp
Fontana, CA2.0 mi
Dr. Dr. Jong-Ho Cliff Hwang, MD is a health care provider primarily located in Fontana, CA. He has 43 years of experience. His specialties include Internal Medicine, Pathology. 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. Charles Ihong Lu, MD

Nephrology
31 years exp
Fontana, CA2.0 mi
Dr. Dr. Charles Ihong Lu, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. He has 31 years of experience. View Profile

Dr. Jasmit Kaur Dhaliwal, MD

Internal Medicine
30 years exp
Fontana, CA2.0 mi
Dr. Dr. Jasmit Kaur Dhaliwal, MD is a health care provider primarily located in Fontana, CA. She has 30 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Kamal Kejriwal, MD

Geriatric Medicine
31 years exp
Fontana, CA2.0 mi
Dr. Dr. Kamal Kejriwal, MD is a health care provider primarily located in Fontana, CA. He has 31 years of experience. View Profile

Dr. Gilbert Yannick Cheung, MD

Neuroradiology
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Gilbert Yannick Cheung, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 23 years of experience. View Profile

Dr. John Le

Hospice & Palliative Medicine
Fontana, CA2.0 mi
Dr. Dr. John Le is a health care provider primarily located in Fontana, CA, with another office in Los Angeles, CA. View Profile

Dr. Kuruganti Anitha Reddy, MD

Internal Medicine
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Kuruganti Anitha Reddy, MD is a health care provider primarily located in Fontana, CA. She has 17 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Philomena Jane Cho, MD

Internal Medicine
33 years exp
Fontana, CA2.0 mi
Dr. Dr. Philomena Jane Cho, MD is a health care provider primarily located in Fontana, CA. She has 33 years of experience. Her specialties include Internal Medicine. View Profile

Dr. Leonard A Goldenstein, MD

Nephrology
23 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Leonard A Goldenstein, MD is a health care provider primarily located in Fontana, CA, with another office in Redlands, CA. He has 23 years of experience. View Profile

Dr. Baokhanh Quy Do, MD

Cardiovascular Disease
28 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Baokhanh Quy Do, MD is a health care provider primarily located in Fontana, CA, with other offices in Redlands, CA and Redlands, CA. He has 28 years of experience. View Profile

Dr. Jea Hyun Lee, MD

Infectious Disease
29 years exp
Fontana, CA2.0 mi
Dr. Dr. Jea Hyun Lee, MD is a health care provider primarily located in Fontana, CA. He has 29 years of experience. His specialties include Internal Medicine, Infectious Disease. View Profile

Dr. Norman Cueto Ragaza, MD

Geriatric Medicine
31 years exp
Fontana, CA2.0 mi
Dr. Dr. Norman Cueto Ragaza, MD is a health care provider primarily located in Fontana, CA. He has 31 years of experience. View Profile

Dr. Yeo Youn, MD

Internal Medicine
49 years exp
Fontana, CA2.0 mi
Dr. Dr. Yeo Youn, MD is a health care provider primarily located in Fontana, CA, with another office in Anaheim, CA. He has 49 years of experience. View Profile

Dr. Andrew Chen Cha, DO

Internal Medicine
23 years exp
Fontana, CA2.0 mi
Dr. Dr. Andrew Chen Cha, DO is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 23 years of experience. View Profile

Dr. Lev Rasin, MD

Internal Medicine
47 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Lev Rasin, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Ontario, CA. He has 47 years of experience. View Profile

Dr. Arash Faghieh, MD

Internal Medicine
28 years exp
Fontana, CA2.0 mi
Dr. Dr. Arash Faghieh, MD is a health care provider primarily located in Fontana, CA. He has 28 years of experience. His specialties include Internal Medicine. View Profile

Dr. Janki R Shah, MD

Internal Medicine
15 years exp
Fontana, CA2.0 mi
Dr. Dr. Janki R Shah, MD is a health care provider primarily located in Fontana, CA. She has 15 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. Muhammad Tajbaz Khan, MD

Internal Medicine
26 years exp
Fontana, CA2.0 mi
Dr. Dr. Muhammad Tajbaz Khan, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 26 years of experience. 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. 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. Edward Orville Blews III, MD

Pediatrics
19 years exp
Fontana, CA2.0 mi
Dr. Dr. Edward Orville Blews, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. He has 19 years of experience. View Profile

Dr. Ashraf Hamam Hawari, MD

Diagnostic Radiology
21 years exp
Fontana, CA2.0 mi
Dr. Dr. Ashraf Hamam Hawari, 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. Alison Shin-Hwa Taur, MD

Nuclear Medicine
35 years exp
Fontana, CA2.0 mi
Dr. Dr. Alison Shin-Hwa Taur, MD is a health care provider primarily located in Fontana, CA, with another office in Ontario, CA. She has 35 years of experience. View Profile

Dr. Margaret C Mou, DO

Internal Medicine
32 years exp
Fontana, CA2.0 mi
Dr. Dr. Margaret C Mou, DO 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. Vicki Trang Thu Tran, MD

Internal Medicine
17 years exp
Fontana, CA2.0 mi
Dr. Dr. Vicki Trang Thu Tran, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 17 years of experience. View Profile

Dr. James Phuong Dinh, MD

Internal Medicine
28 years exp
Fontana, CA2.0 mi
Dr. Dr. James Phuong Dinh, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Anaheim, CA. He has 28 years of experience. View Profile

Dr. Scott Owen Marnoy, MD

Gastroenterology
44 years exp
Fontana, CA2.0 mi
Dr. Dr. Scott Owen Marnoy, MD is a health care provider primarily located in Fontana, CA. He has 44 years of experience. View Profile

Dr. Duc Quang Nguyen, MD

Internal Medicine
51 years exp
Fontana, CA2.0 mi
Dr. Dr. Duc Quang Nguyen, MD is a health care provider primarily located in Fontana, CA. He has 51 years of experience. His specialties include Internal Medicine. View Profile

Dr. Sanjay C Bhakta, MD

Internal Medicine
32 years exp
Fontana, CA2.0 mi
Dr. Dr. Sanjay C Bhakta, MD is a health care provider primarily located in Fontana, CA. He has 32 years of experience. His specialties include Internal Medicine. View Profile

Dr. Kevin Kokfon Lee, MD

Internal Medicine
38 years exp
Fontana, CA2.0 mi
Dr. Dr. Kevin Kokfon Lee, MD is a health care provider primarily located in Fontana, CA. They have 38 years of experience. Their specialties include Internal Medicine. View Profile

Dr. Su S Hline, MD

Nephrology
39 years exp
Accepting New Patients
Fontana, CA2.0 mi
Dr. Dr. Su S Hline, MD is a health care provider primarily located in Fontana, CA, with other offices in Fontana, CA and Rancho Cucamonga, CA. She has 39 years of experience. 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. Chithraleka Sundaramurthy, MD

Internal Medicine
31 years exp
Fontana, CA2.0 mi
Dr. Dr. Chithraleka Sundaramurthy, MD is a health care provider primarily located in Fontana, CA. She has 31 years of experience. View Profile

Dr. Patrick Jaehee Lee, MD

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

Dr. Edward Alan Hess, MD

Endocrinology, Diabetes & Metabolism
45 years exp
Fontana, CA2.0 mi
Dr. Dr. Edward Alan Hess, MD is a health care provider primarily located in Fontana, CA. He has 45 years of experience. View Profile

Dr. Carmela Marie Leonora, MD

Cardiovascular Disease
43 years exp
Fontana, CA2.0 mi
Dr. Dr. Carmela Marie Leonora, MD is a health care provider primarily located in Fontana, CA, with another office in Fontana, CA. She has 43 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.