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3 verified providers in your area
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 04/24/2026
Availability last updated 04/24/2026

Dr. Ronald Lang, MD

Internist
4.10
·21 reviews
Dr. lang has a nice presence and seems like a good doctor. Unfortunately, the office isn't equipped with enough staff or operational oversight to facilitate communication with patients. All phone calls go unanswered and its quite difficult to get any follow-up communication regarding test results. T...Click to read more
58 mi · 8737 Beverly Blvd, #203, Los Angeles, CA 90048
Accepts BlueCross BlueShield, Medicare, UnitedHealthcare + 12 more
Accepting new patients · 25+ years of experience · Expertise in chronic anemia + 1 more ·
Read bio
Dr. Ronald Lang is a nephrologist and internal medicine specialist at Synergy Hematology Oncology Medical Associates, Inc. He earned his Doctor of Medicine degree from Ohio State University. Dr. Lang specializes in the management of kidney diseases and disorders, as well as general medicine needs, i...Click to read more
Next available: Tue, May 5

Dr. Kamyar Kamjoo, MD

Internist (Virtual)
4.41
·41 reviews
First visit it took 2 hours like I expected. They are all really through Dr and nurses. - Jan 26, 2015 by James G.Click to read more
Tarzana, CA
Accepts Aetna, BlueCross BlueShield, Cigna + 36 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in acute kidney failure + 2 more ·
Read bio
**Please Be Advised: All patients, once you receive a confirmation email from Zocdoc after booking, please call the office to finish your booking process!** Dr. Kamjoo has implemented a concierge-style practice, which includes a yearly fee. If concierge medicine is not the route you are considering...Click to read more
Next available: Mon, Apr 27

Dr. Kamyar Kamjoo, MD

Internist
4.41
·41 reviews
First visit it took 2 hours like I expected. They are all really through Dr and nurses. - Jan 26, 2015 by James G.Click to read more
67.5 mi · 18370 Burbank Blvd, Ste 201, Tarzana, CA 91356
Accepts Aetna, BlueCross BlueShield, Cigna + 36 more
Also offers video visits · Accepting new patients · 25+ years of experience · Expertise in acute kidney failure + 2 more ·
Read bio
**Please Be Advised: All patients, once you receive a confirmation email from Zocdoc after booking, please call the office to finish your booking process!** Dr. Kamjoo has implemented a concierge-style practice, which includes a yearly fee. If concierge medicine is not the route you are considering...Click to read more
Other providers
Availability last updated 04/24/2026
Availability last updated 04/24/2026

Amit Patel, MD

Allergist
7773.5 mi · 4646 Brockton Ave, 101, Riverside, CA 92506
Accepts Aetna, Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in asthma + 2 more ·
Read bio
Amit Patel, MD is a Allergist in Oxnard, CA, Thousand Oaks, CA and Riverside, CA. They completed their residency at St Mary'S Hosp-Unity Hlth Sys. They attended medical school at Medical College in 1979. Amit Patel was board certified by American Board of Internal Medicine Certification in Internal ...Click to read more

Bradley Messenger, MD

Cardiac Electrophysiologist
7773.5 mi · 3770 Elizabeth St, Riverside, CA 92506
Accepts Aetna, Cigna, UnitedHealthcare + 3 more
Accepting new patients · Offers video visits · Expertise in implantation of cardiac pacemaker or defibrillator + 1 more ·
Read bio
Bradley Messenger, MD is a Cardiac Electrophysiologist in Riverside, CA, San Bernardino, CA and Murrieta, CA. Bradley Messenger was board certified by American Board of Cardiovascular Disease Certification in Cardiovascular Disease and American Board of Clinical Cardiac Electrophysiology Certificati...Click to read more

Satish Choudhary, MD

7773.5 mi · 7974 Haven Ave, 200, Rancho Cucamonga, CA 91730
Accepts Aetna, Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Expertise in chronic high blood pressure + 4 more ·
Read bio
Satish Choudhary, MD is in Pomona, CA, La Verne, CA and Upland, CA. They completed their residency at L A Co-Usc Medical Center. They attended medical school at Pbd Sharma Postgrad Inst M S in 1977. Their offices are located in 160 E Artesia St 255, Pomona, CA, PO Box 8000, La Verne, CA and 999 San...Click to read more

Sanjay Muttreja, MD

Internist
7773.5 mi · 36485 Inland Valley Dr, Wildomar, CA 92595
Accepting new patients · 25+ years of experience · Expertise in congestive heart failure + 2 more ·
Read bio
Sanjay Muttreja, MD is a Internist in Murrieta, CA, Palmdale, CA and Wildomar, CA. They completed their residency at Suny Hlth Sci Ctr Brooklyn. They attended medical school at Christian Medical College in 1989. Their offices are located in 25500 Medical Center Dr, Murrieta, CA, 38600 Medical Center...Click to read more

Herman Mathias, MD

Internist
7773.5 mi · 391 N San Jacinto St, Hemet, CA 92543
Accepts Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in upper respiratory infection (uri) + 9 more ·
Read bio
Herman Mathias, MD is a Internist in Hemet, CA. They attended medical school at Kasturba Medical College in 1977. They completed their residency at Flushing Hosp Medical Center. Herman Mathias was board certified by American Board of Internal Medicine Certification in Internal Medicine. Their office...Click to read more

Pravin Sharma, MD

Internist
7773.5 mi · 1240 E Chapman Ave, Orange, CA 92866
Accepts Aetna, Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Expertise in diabetic emergency + 9 more ·
Read bio
Pravin Sharma, MD is a Internist in Orange, CA. They attended medical school at University Of Ar College Of Medicine in 1981. They completed their residency at Flushing Hosp Medical Center. They attended medical school at Grant Medical College in 1981. Pravin Sharma was board certified by American B...Click to read more

Wen-Che Chung, MD

Internist
7773.5 mi · 420 W Rowland St, Covina, CA 91723
Accepts Aetna, Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in chronic diabetes + 3 more ·
Read bio
Wen-Che Chung, MD is a Internist in Covina, CA and Arcadia, CA. They completed their residency at L A Co-Usc Medical Center. They attended medical school at China Medical College in 1989. Wen-Che Chung was board certified by American Board of Internal Medicine Certification in Internal Medicine. The...Click to read more

James Pagano, MD

7773.5 mi · 700 N Tustin Ave, Santa Ana, CA 92705
Accepting new patients · 25+ years of experience ·
Read bio
James Pagano, MD is in Santa Ana, CA. They attended medical school at Creighton University School Of Medicine in 1967. They completed their residency at Vet Affairs Medical Center. James Pagano was board certified by American Board of Internal Medicine Certification in Internal Medicine and America...Click to read more

Mahmoud Eslami Farsani, MD

7773.5 mi · 700 N Tustin Ave, Santa Ana, CA 92705
Accepts Cigna, UnitedHealthcare + 3 more
Accepting new patients · 25+ years of experience · Offers video visits · Expertise in atrial fibrillation and atrial flutter + 11 more ·
Read bio
Mahmoud Eslami Farsani, MD is in Santa Ana, CA. They attended medical school at Hahnemann University School Of Medicine in 1995. Mahmoud Eslami Farsani was board certified by American Board of Interventional Cardiology Certification in Interventional Cardiology. Their office is located in 700 N Tus...Click to read more
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Frequently asked questions

How can I make a same-day appointment with an Internist in Riverside, CA?

On average, patients who use Zocdoc can search for an Internist in Riverside, CA, book an appointment, and see the Internist within 24 hours. Same-day appointments are often available, you can search for real-time availability of Internists in Riverside, CA who accept your insurance and make an appointment online.

How can I find a Riverside, CA Internist who takes my insurance?

Zocdoc lets you search specifically for a Riverside, CA Internist 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 an Internist in Riverside, CA?

Zocdoc is a free online service that helps patients find Internists in Riverside, CA and book appointments instantly. You can search for Riverside, CA Internists 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 Internist in Riverside, CA?

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

How can I find a Riverside, CA Internist who sees patients after hours?

On Zocdoc, you can search specifically for Riverside, CA Internists with availability after 5 p.m.

How can I find a top-rated Internist in Riverside, CA?

You can use Zocdoc to find Internists in Riverside, CA 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 an Internist online in Riverside, CA?

Internists in Riverside, CA 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 Internists who offer video visits.

Are video visits with an Internist 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 Internists in Riverside, CA 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 an Internist in Riverside, CA who sees patients in the morning or evening?

Zocdoc lets you search specifically for an Internist 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 an Internist in Riverside, CA who sees patients during the weekend?

Zocdoc let's you see real-time availability for Internists in Riverside, CA. Many Internists offer appointments on Saturdays and Sundays.

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