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315 verified Doctors in Fontana, CA
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
All providers
Availability last updated 07/11/2026
Availability last updated 07/11/2026

Dr. Sergio B Villegas, MD

Primary Care Doctor
4.87
·54 reviews
Very impressed with the concern and attention given to by the doctor - Mar 4, 2026 by Richard H.Click to read more
8.5 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 17 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in diabetic emergency + 2 more ·
Read bio
Believing that prevention is the best medicine, Dr. Villegas makes health education a top priority for his practice. A San Gabriel Valley native who maintains strong ties with his home area, Dr. Villegas received his medical degree from the University of California-Davis and completed his residency ...Click to read more
Next available: Mon, Jul 13

Carbon Health Urgent Care - Rancho Cucamonga

Urgent Care Clinic
4.79
·102 reviews
They need a primary doctor at the office. - Jan 24, 2023 by Jose S.Click to read more
6 mi · 7831 Monticello Ave, Ste 1102, Rancho Cucamonga, CA 91739
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today

Dr. Rishi Majithia, MD

Primary Care Doctor
4.80
·335 reviews
Takes the time to listen and review concern’s and communicates well. - Mar 13, 2025Click to read more
13 mi · 99 N San Antonio Ave, Ste 210, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We are based out of Upland, California. We collect deductibles and copays at the time of service. If you have any questions or concerns, please call your insurance before your visi...Click to read more
Next available: Mon, Jul 13

Barbara Santacruz, PA

Physician Assistant
5.00
·30 reviews
6.5 mi · 8231 Rochester Ave, Rancho Cucamonga, CA 91730
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Barbara Santa Cruz is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland, with over 44 years of experience in healthcare. A Southern California native, Barbara began her career in nursing before becoming a PA when the profession was still in its early days. Her backgro...Click to read more
Next available: Mon, Jul 20

Carbon Health Urgent Care - Eastvale

Urgent Care Clinic
4.86
·69 reviews
It was easy to make appointments, the wait time was minimal and the staff was very friendly and professional. - May 15, 2025 by Donald R.Click to read more
12 mi · 14117 Limonite Ave, Eastvale, CA 91752
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today

Dr. Hussein Abidali, DO

Gastroenterologist
7 mi · 9481 Pittsburgh Ave, Ste 200, Rancho Cucamonga, CA 91730
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients · Expertise in acid reflux + 5 more ·
Read bio
Hussein Abidali, DO, is a board-certified gastroenterologist at Platinum Digestive Health in Rancho Cucamonga, California. With a wealth of credentials and extensive training, Dr. Abidali is dedicated to providing comprehensive and advanced care in gastroenterology. Dr. Abidali holds certifications...Click to read more
Next available: Fri, Jul 17

Heidi Larson, APRN, RN, NP

Family Nurse Practitioner
4.82
·28 reviews
Heidi Larson was the most thorough physician I’ve seen. I felt we were on the same level. She took so much time with me. I truly recommend her. - Jun 18, 2026 by Shawn O.Click to read more
6.5 mi · 8231 Rochester Ave, Rancho Cucamonga, CA 91730
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Heidi Larson, FNP-C is a board-certified family nurse practitioner with over 25 years of experience in medicine. She has been caring for patients at Rancho Wellness in Rancho Cucamonga for the past ten years. Originally from Huntington Beach, Heidi completed her undergraduate studies at Westmont Col...Click to read more
Next available: Fri, Jul 24

Brittany A Camille, NP

Nurse Practitioner
4.94
·89 reviews
Friendly and knowledgeable NP. Nice and kind. Staff are also friendly and nice. - Jul 31, 2025 by Linh L.Click to read more
8.5 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Brittany Camille brings over a decade of diverse nursing experience to Altais Medical Group Riverside. Her background in primary care and medical-surgical units has given her a comprehensive understanding of patient care needs. Brittany chose to become a Family Nurse Practitioner for the opportunity...Click to read more
Next available: Tue, Jul 14

Regina Robertson, NP

Family Nurse Practitioner
4.32
·22 reviews
Provider listened and provided good feedback and information pertaining to my issues. A clear plan was communicated to address my health problems. Regina was caring and empathetic. - Mar 31, 2026 by Marcia S.Click to read more
8.5 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients ·
Read bio
Regina Robertson, MSN, APRN, FNP-BC, is a compassionate and experienced Nurse Practitioner with more than 30 years in nursing and advanced clinical care. She is dedicated to providing thoughtful, patient-centered primary care that focuses on both physical and emotional well-being. Regina holds a Mas...Click to read more
Next available: Fri, Jul 17

Tracy Bronson

Family Nurse Practitioner
4.28
·29 reviews
The beginning was not great but Ms Tracey was great - Apr 9, 2025 by Roshaun A.Click to read more
10 mi · 6926 Brockton Ave, Ste 8, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 56 more
Accepting new patientsExpertise in chronic diabetes + 3 more
Next available: Mon, Jul 13

Martena Israil, NP

Nurse Practitioner (Virtual)
1.00
·1 review
Rancho Cucamonga, CA
Accepting new patients · Offers video visits ·
Read bio
Ms. Martena Israil is a skilled, friendly, and caring nurse practitioner. She currently offers her services at Rancho Weight Loss in Rancho Cucamonga, CA, and takes virtual appointments. As part of her formal education and training, Ms. Israil earned her master's degree in family health nursing fr...Click to read more
Next available: Tue, Jul 14

Dr. Matthew Im, MD

Primary Care Doctor
4.17
·12 reviews
First visit went extremely well I will definitely be back. - Jul 7, 2026 by Michael L.Click to read more
15 mi · 24119 Hemlock Ave, Ste 104, Moreno Valley, CA 92557
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Dr. Matthew Im is a family physician at Rancho Family Medical Group’s Moreno Valley office. He grew up in Temecula and was inspired to pursue medicine by his father, Dr. Tae Im, who has long been part of Rancho Family. Early experiences on medical mission trips to Haiti and the Philippines further s...Click to read more
Next available: Tue, Aug 4

Karmbir Takhar, APRN, NP

Family Nurse Practitioner
4.90
·10 reviews
I love this place, looks like home and make feel good. - Apr 24, 2026 by Nelly V.Click to read more
11.5 mi · 11306 Mountain View Ave, Ste C, Loma Linda, CA 92354
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We collect deductibles, copays at the time of service. If you have any questions, please call your insurance before your visit. In addition, please be accurate about the reason for yo...Click to read more
Next available: Tue, Jul 14

Hilda Mancilla, PA

Physician Assistant
5.00
·9 reviews
11.5 mi · 525 N 13th Ave, Ste A, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Hilda Mancilla, PA-C, is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland. A lifelong Inland Empire resident, she earned her undergraduate degree from Cal State San Bernardino and her medical training from Western University of Health Sciences in Pomona. With 24 year...Click to read more
Next available: Wed, Jul 22

Carbon Health Urgent Care - Corona

Urgent Care Clinic
4.85
·80 reviews
Staff was friendly and knowledgeable. Once seen by provider, she was quick and precise. - Jan 4, 2024 by Peyton G.Click to read more
19.5 mi · 3955 Bedford Canyon Rd, Ste 103, Corona, CA 92883
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today

Dr. Hitendra Shah, MD

Primary Care Doctor
4.73
·11 reviews
22 mi · 23341 Golden Spgs Dr, Ste 210, Diamond Bar, CA 91765
Accepts Aetna, Medicare + 1 more
Accepting new patients · 25+ years of experience · Excellent wait time · Expertise in underactive thyroid + 4 more ·
Read bio
Dr. Hitendra Shah is a highly trusted primary care doctor. He practices at Wellness Medical Clinic in Diamond Bar, CA, where he welcomes people of all ages. As part of his formal education, Dr. Shah earned a medical degree from Dr. Vaishampayan Memorial Medical College. People trust his expertise b...Click to read more
Next available: Tue, Jul 14

Reed Bovee, PA

Physician Assistant
5.00
·1 review
15 mi · 24119 Hemlock Ave, Ste 104, Moreno Valley, CA 92557
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Reed Bovee is a certified Physician Assistant with Rancho Family Medical Group. Raised in the Menifee area, Reed has a long history with the practice, having worked as a medical scribe prior to pursuing his PA career. He completed his undergraduate studies at California Baptist University in Riversi...Click to read more
Next available: Thu, Jul 16

Dr. Eric Lee, DO

Primary Care Doctor
4.91
·76 reviews
staff was nice, welcoming. Dr was thorough and made sure I understood everything. - Jul 27, 2022 by Ian R.Click to read more
22 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
Read bio
Dr. Eric Lee is a family physician and primary care doctor. He is a part of St. Jude - Family Medicine in Diamond Bar, CA. He treats a range of common illnesses and also offers consultations and check-ups as part of his services. Dr. Lee earned his medical degree from A. T. Still University. He co...Click to read more
Next available: Thu, Aug 6

Dr. Aaron Lin, DO

Primary Care Doctor
4.94
·52 reviews
It was a virtual appointment and i don’t know why zocdoc asks me for office review. Dr Lin was amazing friendly and knowledgeable. His assistants were nice and friendly over the phone too. - May 15, 2022 by Ronnie A.Click to read more
22 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in lower back pain + 5 more ·
Read bio
I am committed to providing comprehensive health care for you and your family, working to achieve optimal health through a healthy lifestyle and disease prevention. I believe in caring for you when you are both sick and well. I earned my Doctor of Osteopathic Medicine degree from Rowan University an...Click to read more
Next available: Thu, Aug 13

Dr. Karen Kay G Alfonso, MD

Pediatrician
5.00
·1 review
17 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
Accepts Aetna, BlueCross BlueShield, Cigna + 4 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Alfonso is a board-certified pediatrician practicing for over 10 years in Orange and LA county. She received her medical degree at UC Davis School of Medicine and completed her residency training at CHOC Children’s hospital. Her favorite thing about being a pediatrician is, of course, the kids!...Click to read more
Next available: Tue, Aug 11

Dr. Sreedhar Chava, MD

Primary Care Doctor
4.89
·9 reviews
Todo Excelente by NCClick to read more
29.5 mi · 1651 N. Hacienda Blvd, La Puente, CA 91744
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Also offers video visits · Accepting new patients · Expertise in acute stomach inflammation/infection + 9 more ·
Read bio
Please confirm your insurance deductible status prior to booking your appointment, as this effect your co-pay-co-insurance at time of service! Dr. Sreedhar Chava is a highly regarded family physician who sees patients at his private practice in La Puente and El Monte, CA. He offers both in-person ...Click to read more
Next available: Mon, Jul 13

Dr. Brian T Lai, DO

Primary Care Doctor
5.00
·33 reviews
27 mi · 4300 Rose Dr, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Brian Lai is a board-certified Family Medicine physician who is born and raised in Southern California. He completed medical school at Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in Pomona. After medical school, he completed his Family Medicine residency...Click to read more
Next available: Fri, Aug 7

Dr. Jim Tran, DO

Primary Care Doctor
5.00
·33 reviews
27 mi · 4300 Rose Dr, Ste Q, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in atrial fibrillation and atrial flutter + 9 more ·
Read bio
There is nothing more important to me than the health and safety of your children. As a strong advocate of vaccinations, I believe that ensuring the children who visit our office are fully vaccinated is the single most important thing I can do to keep your children and your community safe. I earned ...Click to read more
Next available: Thu, Aug 13

Dr. Christin Jane Tee, MD

Primary Care Doctor
5.00
·31 reviews
27 mi · 4300 Rose Dr, Ste R, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christin Tee is a board-certified Family Medicine physician who values comprehensive patient care. She grew up in Taiwan before moving to the U.S. at age 13. She completed medical school at Tulane University School of Medicine and finished her residency at Emanate Health in West Covina, CA. Dr....Click to read more
Next available: Tue, Aug 18

Carbon Health Urgent Care - Placentia

Urgent Care Clinic
4.85
·71 reviews
Great clinic! Clean location and I was able to be seen immediately.Click to read more
27.5 mi · 858 N Rose Dr, Placentia, CA 92807
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Accepting new patients · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today

Healthrus Urgent Care Corp California

Urgent Care Clinic
3.89
·89 reviews
Very welcoming and helpful, I’ve been here a few times for different reasons and ta always been pleasant. The doctor definitely engages with the patient and is very nice. by JBClick to read more
26.5 mi · 13622 Bear Valley Rd, Unit 9, Victorville, CA 92392
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Accepting new patients ·
Read bio
Health R Us Urgent Care and our primary care"Joril Medical Corp" will be closed for two weeks. Starting friday the 8th of May and reopen Saturday the 23rd of May. We sincerely apologize for any inconvenience. Health Rus Urgent Care is a patient centered clinic located in the city of Victorville. Ou...Click to read more
Next available: tomorrow

Dr. Sandra Mathur, DO

Pediatrician
5.00
·30 reviews
24 mi · 1514 Valley Vista Dr, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended ·
Read bio
Parents quickly realize that I am passionate about what I do: being a pediatrician has been my dream since I was 3 years old I am completely committed to each child’s health and well-being, and care for my patients as if they were my own If there is a problem, I will do everything in my power to fix...Click to read more
Next available: Thu, Jul 23

Dr. Shahab Zahed, MD

Primary Care Doctor
32.5 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · 25+ years of experience ·
Read bio
Over 20 years of experience caring for adults in the Orange County community. Affiliated with Mission Hospital, Fountain Valley Regional, and MemorialCare Orange Coast Medical Center.Click to read more
Next available: Tue, Jul 14

Dr. Bardia Sadr, MD

Primary Care Doctor
32.5 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · Expertise in chronic high blood pressure + 2 more ·
Read bio
Dr. Bardia Sadr is a board-certified internal medicine physician with more than 15 years of experience caring for adults in the Irvine community.Click to read more
Next available: Tue, Jul 14

Dr. Katia Alfaro Felix, MD

Primary Care Doctor
4.43
·121 reviews
Dr Felix was spot on. Easy to talk to, listens. My first visit:) - Jun 21, 2023 by Susan G.Click to read more
31.5 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 36 more
Accepting new patients

Dr. Natalie Marino, MD

Primary Care Doctor
4.05
·20 reviews
Overall this was a pretty productive doctor's appointment, I felt very heard and while she ran through things quickly she made sure to take the time to explain everything in depth. I also felt her knowledge of my medical conditions was a lot more up-to-date than previous doctors were which I find in...Click to read more
31.5 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 36 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Natalie Marino is a compassionate physician board-certified in Family Medicine. She practices both Primary Care General Medicine, as well as Dermatology. She received her Medical Degree, as well as a Masters in Public Health, from the University of Pittsburgh. She completed her residency trainin...Click to read more

Dr. Sabrina Cooley, MD

Primary Care Doctor
3.63
·27 reviews
The conversation with the doctor felt very rushed and dismissive. I felt as if my questions were not fully being heard or answered. The door also kept opening while I was in the examining position which made me feel very uncomfortable.Click to read more
31.5 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 36 more
Accepting new patientsExpertise in schizophrenia + 1 more

Dr. Andrew Thua Thang Ngo, MD

Primary Care Doctor
5.00
·30 reviews
30 mi · 955 W Imperial Hwy, Ste 200, Brea, CA 92821
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Andrew Ngo is a board-certified Family Medicine physician who has been practicing in Southern California for several years. He completed medical school at Saint Louis University School of Medicine before finishing his residency at PIH Health Whittier Family Medicine Residency Program. He was one...Click to read more
Next available: Wed, Aug 19

Dr. Henry Cheng, MD

Family Physician
4.64
·119 reviews
Dr. Cheng is very smart and always is able to make me feel better and figure out what is wrong. by Kiersten A.Click to read more
26 mi · 500 S Anaheim Hills Rd, Ste 246, Anaheim, CA 92807
Accepts Aetna, BlueCross BlueShield, Cigna + 2 more
Accepting new patients · Excellent wait time · Expertise in chronic diabetes + 4 more ·
Read bio
Dr. Henry Cheng is a board-certified family medicine physician. He received his medical degree from the American University of the Caribbean School of Medicine and completed his family medicine residency at Mercy Medical Center in Redding, California. Outside of his practice, Dr. Cheng enjoys mount...Click to read more
Next available: Tue, Jul 14

Angela Huusfeldt, APRN, RN, NP

Family Nurse Practitioner
4.69
·13 reviews
Angela was a great communicator and followed up when necessary after the appointment to confirm that I had my questions answered. The office did have me wait about 45-55 minutes after I arrived a bit late. I inputted the wrong address and called ahead that I’d be about 15 minutes late. The front d...Click to read more
26 mi · 500 S Anaheim Hills Rd, Ste 246, Anaheim, CA 92807
Accepts Aetna, BlueCross BlueShield, Cigna + 18 more
Accepting new patients · Highly recommended · Expertise in high cholesterol ·
Read bio
Angela Huusfeldt is a Family Medicine Nurse Practitioner dedicated to providing compassionate, patient-centered care for individuals and families across all stages of life. She earned her nursing degree from San Diego State University and began her career in the Neonatal Intensive Care Unit at CHOC ...Click to read more
Next available: Tue, Jul 14

Dr. Jennifer Dong, MD

Primary Care Doctor
5.00
·18 reviews
Dr. Dong treated my mother very well! She always listened to her concerns and provided her the best medical judgement in an empathetic way by JXClick to read more
33.5 mi · 1190 Roosevelt #100, Irvine, CA 92620
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Portola Direct Primary Care is a membership-based concierge primary care practice in Irvine, which offers direct access to your PCP and longitudinal primary care. We do not accept or bill health insurances. You can find us online if this sounds new and you wish to learn more about how our practice s...Click to read more
Next available: Tue, Jul 14

Dr. Octaviano Roges, MD

Primary Care Doctor
5.00
·3 reviews
Dr. Octaviano Roges was excellent. He was kind, compassionate, and took the time to truly listen to my concerns. He made me feel comfortable from the beginning of the visit, explained everything clearly, and developed a thoughtful treatment plan tailored to my situation. I never felt rushed, and ...Click to read more
33.5 mi · 1211 W La Palma Ave, Ste 408, Anaheim, CA 92801
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in coronary artery disease + 9 more ·
Read bio
Dr. Rogés completed his Family Medicine residency at the University of California, San Diego in 2009 and is board certified in Family Practice. His work has been published in the "Expert Opinion" journal and he has been a reviewer for the prestigious "The Lancet". Dr. Rogés is passionate about the t...Click to read more
Next available: Wed, Jul 15

Dr. Marisse Herrera, DO

Primary Care Doctor
4.80
·20 reviews
This is not your typical doctor’s office. The wait time is very short and you get to have a one on one conversation about your medical condition longer than the usual time at a hospital or a crowded clinic. This clinic does not take health insurance and it is self-pay. I rather pay for a better qual...Click to read more
31.5 mi · 1440 N Harbor Blvd, Ste 110, Fullerton, CA 92835
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
*Please note: This is a cash-based monthly membership primary care practice. We do not accept any insurances. Marisse Herrera, DO, is a board-certified family medicine physician in Fullerton, California. She leads the medical team at Upper Echelon Medical, a practice dedicated to holistic wellness...Click to read more
Next available: Tue, Aug 4

Dr. Michael Truong, MD

Primary Care Doctor
4.97
·88 reviews
by VPClick to read more
33 mi · 1535 17th St, Suite 104, Santa Ana, CA 92705
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients · 15 years of experience · Highly recommended · Excellent wait time · Expertise in joint or tendon inflammation of the finger/wrist/hand + 7 more ·
Read bio
*Our Clinic* Introducing a brand-new clinic, designed to offer a small-town doctor's office experience right in the heart of OC. Our independent practice is owned and operated by the attentive physician who will be personally caring for you. Convenience is key, with ample parking space, a first-flo...Click to read more
Next available: Tue, Jul 21

Dr. Karoline Wang, MD

Primary Care Doctor
4.91
·35 reviews
Friendly professional - Sep 5, 2025 by Antonio N.Click to read more
32.5 mi · 13400 Jamboree Rd, Ste 200, Irvine, CA 92602
Accepts Aetna, BlueCross BlueShield, Cigna + 5 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Karoline Wang is a board-certified Internal Medicine doctor. She graduated from the Medical College of Wisconsin and completed her internship and residency training in internal Medicine at the California Pacific Medical Center in San Francisco. Dr. Wang also has a Masters in Public Health (MHSC)...Click to read more
Next available: Mon, Jul 27
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Frequently asked questions

How can I make a same-day appointment with a Primary Care Doctor in Fontana?

On average, patients who use Zocdoc can search for a Primary Care Doctor in Fontana, book an appointment, and see the Primary Care Doctor within 24 hours. Same-day appointments are often available, you can search for real-time availability of Doctors in Fontana who accept your insurance and make an appointment online.

How can I find a Fontana Primary Care Doctor who takes my insurance?

Zocdoc lets you search specifically for a Fontana Primary Care Doctor who takes your insurance. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.

How can I book an appointment online with a Primary Care Doctor in Fontana?

Zocdoc is a free online service that helps patients find Doctors in Fontana and book appointments instantly. You can search for Fontana Doctors by symptom or visit reason. Then, choose your insurance plan. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.

How can I find a female Primary Care Doctor in Fontana?

When you search for Fontana Doctors on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see Doctors in Fontana who match your preferences.

How can I find a Fontana Primary Care Doctor who sees patients after hours?

On Zocdoc, you can search specifically for Fontana Doctors with availability after 5 p.m.

How can I find a top-rated Primary Care Doctor in Fontana?

You can use Zocdoc to find Doctors in Fontana who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.

How can I find a video visit with a Primary Care Doctor online in Fontana?

Doctors in Fontana on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Doctors who offer video visits.

Are video visits with a Primary Care Doctor online covered by my insurance?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Doctors in Fontana who accept your insurance for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.

How can I find a Primary Care Doctor in Fontana who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Primary Care Doctor who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.

How can I find a Primary Care Doctor in Fontana who sees patients during the weekend?

Zocdoc let's you see real-time availability for Doctors in Fontana. Many Doctors offer appointments on Saturdays and Sundays.

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