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315 verified UnitedHealthcare 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.
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Availability last updated 07/17/2026
Availability last updated 07/17/2026

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
In-network · UnitedHealthcare
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. Mehul Sonawala, MD

Primary Care Doctor
4.78
·46 reviews
If your in need of an excellent primary provider, look no further then the services provided by Dr. Mehul Sonawala. It all starts with the receptionist who greets you with a smile to the medical assistant who goes out of her way to get to know you while taking your vitals. 3 words that come to mi...Click to read more
8 mi · 4013 Brockton Ave, Riverside, CA 92501
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
Read bio
Dr. Mehul Sonawala is an accomplished physician with expertise in Internal Medicine, Bioengineering, and Cardiology. He earned his Doctor of Medicine from the University of Mumbai and completed his residency in Internal Medicine at Los Angeles General Medical Center. Additionally, he holds an MD in ...Click to read more
Next available: Thu, Jul 23

Dr. Rishi Majithia, MD

Primary Care Doctor
4.80
·338 reviews
Great fast service. On time. Heard our needs and went above and beyond to help us. Definitely a class A human being. - Nov 23, 2024 by Sandra G.Click to read more
13 mi · 99 N San Antonio Ave, Ste 210, Upland, CA 91786
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
***We DO NOT accept HMO plans or out-of-state insurance plans. You will be charged cash for those appointments. We do not prescribe controlled substances. All pre-visit information must be filled out in a timely manner before your appointment, or you will be subject to cancellation. Please review...Click to read more
Next available: today

Vanessa Constantino, NP

Nurse Practitioner
3.17
·6 reviews
Unable to pick up prescriptions because the orders were improperly order and the dosage was too high. Pharmacy would not fill prescriptions because dosage went against proper guidelines. - Apr 10, 2026 by Nicholas S.Click to read more
10 mi · 6926 Brockton Ave, Ste 8, Riverside, CA 92506
In-network · UnitedHealthcare
Accepting new patients
Next available: today

Carbon Health Urgent Care - Eastvale

Urgent Care Clinic
4.86
·69 reviews
I love this place! I just wish it was a full service office and not just an urgent care - Mar 28, 2025 by Maria M.Click to read more
12 mi · 14117 Limonite Ave, Eastvale, CA 91752
In-network · UnitedHealthcare
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

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
In-network · UnitedHealthcare
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: Mon, Jul 20

Karmbir Takhar, APRN, NP

Family Nurse Practitioner
4.91
·11 reviews
They were nice and friendly and took the time to make sure they took care of your needs. - Jun 25, 2026 by David D.Click to read more
11.5 mi · 11306 Mountain View Ave, Ste C, Loma Linda, CA 92354
In-network · UnitedHealthcare
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 21

Carbon Health Urgent Care - Corona

Urgent Care Clinic
4.85
·80 reviews
Quick and efficient. Got out of there in minute and medication at my pharmacy and home within an hour. Feeling tons better! - Dec 8, 2025 by Rocio M.Click to read more
19.5 mi · 3955 Bedford Canyon Rd, Ste 103, Corona, CA 92883
In-network · UnitedHealthcare
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. 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
In-network · UnitedHealthcare
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: Fri, Aug 14

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
In-network · UnitedHealthcare
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: Tue, Aug 18

Dr. Karen Kay G Alfonso, MD

Pediatrician
5.00
·1 review
17 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
In-network · UnitedHealthcare
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: Wed, Aug 12

Dr. Lauren Mamaril Wheeler, DO

Primary Care Doctor
4.88
·33 reviews
Dr Wheeler listened to my issues and did not rush through my appointment. I’m looking forward to continuing my care with her office. - Oct 2, 2025 by Renee C.Click to read more
24 mi · 8078 E Santa Ana Canyon Rd, Anaheim, CA 92808
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Lauren Wheeler is a board-certified family medicine physician, currently practicing in Anaheim Hills. She grew up in metropolitan Detroit, and completed medical school at Michigan State University. She finished residency at Loma Linda University, where she served as chief resident. Dr. Wheeler ...Click to read more
Next available: Fri, Aug 14

Dr. Brian T Lai, DO

Primary Care Doctor
5.00
·33 reviews
27 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
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: Mon, Aug 10

Dr. Jim Tran, DO

Primary Care Doctor
5.00
·33 reviews
27 mi · 4300 Rose Dr, Ste Q, Yorba Linda, CA 92886
In-network · UnitedHealthcare
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: Fri, Aug 14

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
In-network · UnitedHealthcare
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

Dr. Andrew Thua Thang Ngo, MD

Primary Care Doctor
5.00
·30 reviews
30 mi · 955 W Imperial Hwy, Ste 200, Brea, CA 92821
In-network · UnitedHealthcare
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: Mon, Jul 20

Dr. Meisam Fekri, MD

Primary Care Doctor
4.81
·230 reviews
He is a very friendly and competent doctor, whom I will see again. - Dec 31, 2025 by Anthony F.Click to read more
28.5 mi · 222 N Sunset Ave, Ste. F, West Covina, CA 91790
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Medical, STRAIGHT MEDICAL ONLY! NO HMO MEDICAL! No Caloptima No Alameda Alliance No Care First No LA Care Health Plan No Kaiser Permanente No Inland Empire Education and Training: Doctor of Medicine, Shiraz University of Medical Sciences School of Medicine Residency in Internal ...Click to read more
Next available: Wed, Jul 29

Dr. Jeremy Joseph Feck, DO

Primary Care Doctor
5.00
·4 reviews
32.5 mi · 845 W La Veta Ave, Orange, CA 92868
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Jeremy Feck is board certified in Family Medicine. He completed medical school at Lake Erie College of Osteopathic Medicine before finishing his residency at Mercy Medical Center in Redding California. Dr. Feck’s areas of expertise and clinical areas of interest include care for patient’s of all...Click to read more
Next available: Mon, Jul 20

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
In-network · UnitedHealthcare
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 21

Dr. Billy Zhang, MD

Primary Care Doctor
5.00
·30 reviews
32.5 mi · 13400 Jamboree Rd, Ste 200, Irvine, CA 92602
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Billy Zhang is a board-certified Internist with an eclectic background, having trained in Philadelphia, Pennsylvania and working as a primary care provider in Brooklyn, New York. Dr. Zhang's area of interest is providing patient centered care, understanding the best way to team up and address bo...Click to read more
Next available: Wed, Jul 22

Dr. Henry Cheng, MD

Family Physician
4.64
·119 reviews
He is my kind of doctor I would highly recommend him to anyone by David S.Click to read more
26 mi · 500 S Anaheim Hills Rd, Ste 246, Anaheim, CA 92807
In-network · UnitedHealthcare
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: Mon, Jul 27

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
In-network · UnitedHealthcare
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: Thu, Jul 30

Dr. Michael Truong, MD

Primary Care Doctor
4.97
·89 reviews
I felt very comfortable. Waiting for my next visit. Thank you. - Jul 25, 2025 by Scott W.Click to read more
33 mi · 1535 17th St, Suite 104, Santa Ana, CA 92705
In-network · UnitedHealthcare
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 28

Dr. Marco Paez, MD

Gastroenterologist
4.94
·77 reviews
Doctor was courteous and explained things in detail. Very easy to work with. Highly recommended! - Jan 8, 2025 by Hongdi X.Click to read more
27.5 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
Read bio
Dr. Marco A. Paez was born in Miami, Florida. He attended Miami-Dade College and Florida International University (FIU). He graduated with a competitive degree in Biological Sciences with a minor in Psychology. He then matriculated at Georgetown University School of Medicine in Washington, D.C. wher...Click to read more
Next available: Wed, Jul 22

Carbon Health Urgent Care - La Habra

Urgent Care Clinic
4.91
·64 reviews
Yes I will definitely go back. It was such and easy process. Everyone was helpful and nice!!!! - Sep 10, 2024 by Alyssa M.Click to read more
32.5 mi · 1040 W Imperial Hwy, La Habra, CA 90631
In-network · UnitedHealthcare
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. Mohammad Nabulsi, MD

Primary Care Doctor
4.93
·69 reviews
Great experience and very comfortable communication with staff and doctor. - Mar 23, 2024 by Anthony D.Click to read more
32 mi · 1201 W Whittier Blvd, La Habra, CA 90631
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 4 more ·
Read bio
My goal is to provide compassionate, comprehensive care by treating patients with evidence-based medicine. I am dedicated to ensuring that my patients maintain good health while addressing their preventive healthcare needs and managing active and chronic diseases across all ages. I earned my Doctor ...Click to read more
Next available: Thu, Aug 20

Dr. Jon Kramer, MD

Pediatrician
5.00
·31 reviews
27 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. I love being able to help families through the joys and challenges of raising happy, healthy children. It's a remarkable thing to sign a teenager's health form for college and remember the first time you saw that...Click to read more
Next available: Mon, Jul 27

Dr. Vincent Pan, DO

Primary Care Doctor
4.88
·16 reviews
32.5 mi · 845 W La Veta Ave, Orange, CA 92868
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Vincent Pan is a board certified Family Medicine physician. An Orange County native, he completed medical school at Touro Nevada College of Osteopathic Medicine before finishing his residency at Loma Linda University Health. He has clinical experience in FQHC, private practice, preventative heal...Click to read more
Next available: Mon, Aug 10

Dr. David Joung, MD

Pediatrician
5.00
·30 reviews
27 mi · 4300 Rose Dr, Ste B, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. As a father of two adventurous and energetic boys, I understand the journey of parenthood, which often feels like a roller-coaster ride. When children are doing well and healthy, there is no greater joy and rew...Click to read more
Next available: Thu, Aug 6

Dr. Roya Hormozdiaran, MD

Primary Care Doctor
4.77
·132 reviews
Very personable! Gave me so much time! I truly appreciated her comfort and support. - Dec 31, 2025 by Kristin V.Click to read more
35.5 mi · 62 Corporate Park, Ste 130, Irvine, CA 92606
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Welcome, and thank you for considering my practice. I’m a board-certified internal medicine physician, trained at the University of Southern California (USC), with over 20 years of experience in patient care, proudly serving the Irvine community. As a primary care physician, I specialize in weight ...Click to read more
Next available: Wed, Jul 22

Dr. Howard Pyo, DO

Family Physician
4.89
·1316 reviews
Doctor and his supporting staff were very detailed. Made me comfortable. - Aug 22, 2024 by Jorge G.Click to read more
30.5 mi · 2000 E Chapman Ave, Ste 100, Fullerton, CA 92831
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
DISCLAIMER: Pyo Clinic is a learning facility but patient permission is ALWAYS sought before we include residents/students in their care. You can request that you are seen only by Dr Pyo without resident or student involvement as we fully respect your choice. Dr. Howard Pyo is a board-certified fam...Click to read more
Next available: Tue, Jul 21

Leslyn Peralta, APRN

Family Nurse Practitioner
4.92
·51 reviews
I highly recommend Leslyn Peralta NP. She thoroughly explained everything and genuinely helped my mom and I out with everything. Very helpful, caring and kind! by JPClick to read more
30.5 mi · 31571 Canyon Estates Dr, Ste 124, Lake Elsinore, CA 92532
In-network · UnitedHealthcare
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 have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before y...Click to read more
Next available: Wed, Jul 22

Dr. Reza Govashiri, MD

Primary Care Doctor
5.00
·37 reviews
Dr. Govashiri was fantastic. He was very professional, concise and precise - Aug 22, 2024 by Carl S.Click to read more
35.5 mi · 22621 Lake Forest Dr, Lake Forest, CA 92630
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 9 more ·
Read bio
Dr. Reza Govashiri is an internist practicing for almost 30 years, currently working in Lake Forest, California for Mission Heritage Medical Group. He completed medical school at Tabritz University of Medical Sciences before finishing his internship and residency at Brooklyn Hospital Center. Dr. Go...Click to read more
Next available: Mon, Aug 10

Dr. Nusrat Ahsan, MD

Primary Care Doctor
4.87
·95 reviews
I’ve put off finding a ‘Primary Doctor” for a very long time! I finally ‘bit the bullet’ & am, so far extremely pleased!???? - May 12, 2023 by Sandra J.Click to read more
35.5 mi · 22621 Lake Forest Dr, Lake Forest, CA 92630
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 5 more ·
Read bio
While Dr. Ahsan was growing up, she always wanted to be a doctor. Her mother told her stories about how her father wanted his youngest daughter to become a doctor, but he passed away just before she was born. Ever since, she has felt a strong obligation to fulfill his wish. She believes that we, as ...Click to read more
Next available: Tue, Aug 11

Dr. Yama Afshar, DO

Primary Care Doctor
4.84
·108 reviews
Great work done by all and a very nice environment. - Mar 6, 2023 by Emily G.Click to read more
37 mi · 24321 Avenida De La Carlota, Laguna Hills, CA 92653
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic high blood pressure ·
Read bio
Dr. Yama Afshar is an internal medicine physician with a background in public health. He completed medical school at Midwestern University Arizona College of Osteopathic Medicine in Glendale, AZ and residency in internal medicine at UCSF Fresno in Fresno, CA. Dr. Afshar provides primary care for adu...Click to read more
Next available: Tue, Jul 28

Carbon Health Urgent Care - Whittier

Urgent Care Clinic
4.94
·79 reviews
They were very thorough. - May 18, 2023 by Jerry G.Click to read more
36 mi · 11806 Whittier Blvd, Whittier, CA 90601
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
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. Wasim Raja, MD

Primary Care Doctor
4.85
·484 reviews
Dr Raja was a kind doctor. He listened to everything that I said and I didn’t feel rushed at all. - Mar 22, 2022 by William M.Click to read more
39 mi · 11100 Warner Ave, Ste 110, Fountain Valley, CA 92708
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in sepsis + 3 more ·
Read bio
Dr. Wasim Raja is a skilled and experienced internist. He currently runs his own practice, based in Fountain Valley, CA, and holds licenses to practice in Texas, Nebraska, and Colorado. Fluency in English, Urdu, and Punjabi has made him accessible to various culturally diverse communities. Dr. Raj...Click to read more
Next available: Mon, Jul 20

Dr. Robert Frankel, MD

Pediatrician
5.00
·31 reviews
We are so grateful for Doc Frankel! He was able to help our son immediately. Thank you Doc, Frankel. - Feb 20, 2024 by Liam M.Click to read more
31 mi · 2501 E Chapman Ave, Orange, CA 92869
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Robert Frankel chose to be a pediatrician because of his love for children. He enjoys being able to bring about a change for the better in the lives of his young patients. Dr. Frankel received his medical degree from the University of Cincinnati's College of Medicine, in Cincinnati, Ohio. He the...Click to read more
Next available: Tue, Aug 4

Dr. Marta Sarmiento, MD

Pediatrician
4.85
·33 reviews
Excellent staff, fun toys for kids while you wait, free parking. - May 1, 2019 by Andrea P.Click to read more
32.5 mi · 725 W La Veta Ave, Ste 240, Orange, CA 92868
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Dr. Marta Sarmiento is a dedicated and diligent pediatrician serving the community of Orange, CA. She earned her Doctor of Medicine degree from the University of California, Irvine. Dr. Sarmiento runs her own practice, where she provides care for annual physicals, preventative care and immunizati...Click to read more

Dr. Sarah O'Loughlin, MD

Pediatrician
4.91
·32 reviews
31 mi · 2501 E Chapman Ave, Orange, CA 92869
In-network · UnitedHealthcare
Accepting new patients · 22 years of experience · Highly recommended ·
Read bio
Dr. O'Loughlin believes in preventative medicine and is dedicated to assisting children and their parents as they make decisions about living a healthy lifestyle. As a parent herself, she values the insights that parents provide on the health and well-being of their children when discussing importan...Click to read more
Next available: Wed, Aug 12
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Frequently asked questions

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

On average, patients who use Zocdoc can search for a Primary Care Doctor in Fontana who takes UnitedHealthcare insurance, 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 UnitedHealthcare insurance and make an appointment online.

How can I find a Primary Care Doctor in Fontana who takes UnitedHealthcare?

Zocdoc lets you search specifically for a Primary Care Doctor in Fontana who takes UnitedHealthcare. 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 UnitedHealthcare Primary Care Doctor in Fontana?

Zocdoc is a free online service that helps patients find UnitedHealthcare Doctors in Fontana and book appointments instantly. You can search for UnitedHealthcare Doctors in Fontana by symptom or visit reason. 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 who takes UnitedHealthcare insurance?

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

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

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

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

You can use Zocdoc to find UnitedHealthcare 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 UnitedHealthcare?

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 UnitedHealthcare 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 UnitedHealthcare 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 UnitedHealthcare Primary Care Doctor in Fontana who sees patients during the weekend?

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

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