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Internists with Great Reviews in Rialto, CA

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Verified Internists in Rialto, CA

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170 providers

Availability last updated 11/12/2026

Wasim Raja, MD
4.94
(59)
Wasim Raja, MD Internist
42.1 mi
4.94 (59)
11100 Warner Ave,
Suite 110
Fountain Valley, CA 92708
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About Wasim Raja, MD

Wasim H. Raja, MD, is proud to be the primary care provider of choice for many families in and around Anaheim, Huntington Beach, Santa Ana, Garden Grove, Irvine, and Newport Beach at his practice in Fountain Valley, California. He has earned a reputation for excellence through his attention to detail and unrushed, customized approach to health care. 

Dr. Raja earned his medical degree at Allama Iqbal Medical College in Lahore, Pakistan, in 1998. He went on to complete a residency through the SUNY Health Science Center in Brooklyn, New York.

After more than two decades of treating patients in clinics, hospitals, emergency rooms, intensive care units, and nursing home, Dr. Raja has an expansive body of experience. He is also skilled in telemedicine services. 

As a board-certified internal medicine specialist, Dr. Raja sought out and completed additional education and training to expand his skill set. He is also a proud member of the American College of Physicians. 

A firm believer in the power of personalized care, Dr. Raja takes the time to get to know his patients and their needs. He builds patient education into every interaction, empowering those in his care to take charge of their own unique health journeys. He also speaks English, Urdu, and Punjabi, and enjoys caring for patients of all backgrounds.  

Dr. Raja embraces a holistic approach to health care, recognizing and honoring the connections between body, mind, community, and spirit. While he delivers care solidly rooted in science, Dr. Raja also understands the value of traditional medicine and supports patients who want to integrate alternative care into their health planning. 

For those in the Fountain Valley, California, as well as surrounding areas, who are searching for outstanding primary care and family medicine specialist, taking the time to come in and meet Dr. Raja and his team is a worthy endeavor. Booking takes just moments online or over the phone.

Practice
Wasim H. Raja, MD
Latest Review
“Dr raja is a great doctor I’m happy I have him as my pcp. Overall amazing experience with the office”
Wasim Raja, MD

Wasim Raja, MD

Internist

11100 Warner Ave,
Suite 110
Fountain Valley, CA 92708

4.94 (59)
Erik Geiger, MD
Erik Geiger, MD Internist
42.7 mi
1 Journey
Aliso Viejo, CA 92656
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About Erik Geiger, MD
BA in Biology UC Santa Barbara 1994 MD St George's University, Grenada 2001 Residency at Alameda County Medical Center, Oakland CA 2001-2004 Hospitalist physician South Orange County CA 2004- 2024 Board certification in Internal Medicine 2004 Board certification in Hospice & Palliative Care medicine 2012 Sub-investigator & Principal investigator in numerous research-based clinical trials 2008-2024 Independent Physician consultant 2024-present, Expert witness review Lead physician for Gapcare RPM hypertention clinic 2024-2025 Longevity physician 2024-present
Practice
Erik J Geiger MD INC
Erik Geiger, MD

Erik Geiger, MD

Internist

1 Journey
Aliso Viejo, CA 92656

Sooraj Shah
4.95
(275)
Sooraj Shah Cardiovascular Disease Physician
43.7 mi
4.95 (275)
9940 Talbert Ave
101
Fountain Valley , CA 92708
+2 more locations
View profile
Latest Review
“Dr. Shah is always so patient and kind. He is very thorough and takes the time to explain things. Very satisfied with Dr. Shah and his staff.”
Sooraj Shah

Sooraj Shah

Internist

9940 Talbert Ave
101
Fountain Valley , CA 92708

4.95 (275)
Christopher Dagher, MD
Christopher Dagher, MD Internist
43.8 mi
301 S. Fair Oaks Ave., Suite 208
Pasadena, CA 91105
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Christopher Dagher, MD

Christopher Dagher, MD

Internist

301 S. Fair Oaks Ave., Suite 208
Pasadena, CA 91105

Healthcare specialist
4.9
(110)
Dr. Joseph Mardanzai, MD Internist
45.4 mi
4.9 (110)
27184 Ortega Hwy
Suite 104
San Juan Capistrano, CA 92675
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About Dr. Joseph Mardanzai, MD

About Prestige Medicine

Prestige Med offers the latest in aesthetics and anti-aging, for San Ramon, San Jose, and San Juan Capistrano, CA. We provide safe and effective treatments using the latest technology, with limited downtime.

Dr. Mardanzai's background consists of over 20 years as a procedurist in various settings. Most notably, he has worked in wound care specialty as the previous Medical Director of the San Ramon Regional Multispecialty Advanced Wound Center, before pursuing a fellowship in facial aesthetics. He is dual board-certified with ABIM and the American Aesthetic Association.

Our mission is to rejuvenate every patient, and help them reach their most youthful and vibrant self. Your care will be provided by our expert physician and our master nurse injector. Our services range from minimally invasive to more vigorous procedures, and are designed to help you feel and look your best.

Call us to make an appointment!

 

Practice
Prestige Med
Latest Review
“Excellent”

Dr. Joseph Mardanzai, MD

Internist

27184 Ortega Hwy
Suite 104
San Juan Capistrano, CA 92675

4.9 (110)
Healthcare specialist
Dr. Dr. Sima Mirhashemi, DO Internist
46.1 mi
1501 Superior Avenue, Suite 304
Newport Beach, CA 92663
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Dr. Dr. Sima Mirhashemi, DO

Internist

1501 Superior Avenue, Suite 304
Newport Beach, CA 92663

Dr. Adrienne O'Connell, do
5.0
(14)
Dr. Adrienne O'Connell, do Internist
46.4 mi
5.0 (14)
610 N Coast Hwy
Suite 208
Laguna Beach, CA 92651
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About Dr. Adrienne O'Connell, do

LAGUNA BEACH AESTHETICS

 

Adrienne O’Connell, DO, is a native to the San Francisco Bay area and an expert aesthetic and wellness specialist at Laguna Beach Aesthetics, an aesthetics and wellness clinic in the heart of Laguna Beach, California.   

Dr. O’Connell also has advanced training certificates in Aesthetic procedures including PRP for the “Vampire Facelift” and hair rejuvenation. She gained advanced skill in Botox, Dermal Fillers, chemical peels, sclerotherapy, skin rejuvenation and resurfacing with CO2 lasers and light therapy, microneedling and PRP – platelet rich plasma.  

At Laguna Beach Aesthetics, Cosmetic Dermatology and Laser Center, you will meet with Dr. O’Connell herself for a consultation and all procedures are performed by her.  Each visit and procedure are tailored to you specifically by Dr. O’Connell.


Book Your Appointment

Practice
Laguna Beach Aesthetics
Latest Review
“Great care and personal attention.”
Dr. Adrienne O'Connell, do

Dr. Adrienne O'Connell, do

Internist

610 N Coast Hwy
Suite 208
Laguna Beach, CA 92651

5.0 (14)
Healthcare specialist
Brittney Brown Internist
47.2 mi
16209 Paramount Blvd
Paramount, CA 90723
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Brittney Brown

Internist

16209 Paramount Blvd
Paramount, CA 90723

Healthcare specialist
Dr. Janne Dewing, MD Internist
47.3 mi
31862 Coast Hwy
Suite #200
Laguna Beach, CA 92651
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About Dr. Janne Dewing, MD

Janne Huynh Dewing, MD, is a board-certified physician with over 20 years of experience providing high quality, personalized patient care. Specializing in internal medicine at her Laguna Beach, California, private practice, Dr. Janne has experience preventing, diagnosing, and treating a wide range of acute and chronic conditions. She helps patients address their medical risks and concerns, and take steps towards improving their overall health. 

Dr. Janne completed her undergraduate studies at Cornell University in Ithaca, New York. She then went on to the University of California, Los Angeles (UCLA) School of Medicine, earning her Doctor of Medicine. After completing her education, Dr. Janne began her medical training at New York-Presbyterian Hospital in New York, where she completed both her internship and residency. 

Dr. Janne has held positions in both patient care and education. After her residency, she held the position of assistant professor of clinical medicine at the Albert Einstein College of Medicine in the Bronx, New York, where she was responsible for teaching evidence-based medicine to more than 70 medical students, interns, and physicians. She also served as an attending physician at Jack D. Weiler Hospital, also in the Bronx. 

As an internist, Dr. Janne helps adults address the full spectrum of their health care needs. She provides personalized health care solutions, including physician grade supplements through Metagenics® and Xymogen®, and specializes in several innovative treatment methods, including hormone replacement therapy and personalized weight loss programs. She also provides several gentle and effective aesthetic solutions like chemical peels, Botox®, and TempSure® Envi.

Dr. Janne’s office has a convenient location on the South Coast Medical Center campus. To schedule your visit, call or use the online booking tool.

Practice
Dr. Janne

Dr. Janne Dewing, MD

Internist

31862 Coast Hwy
Suite #200
Laguna Beach, CA 92651

Healthcare specialist
David Steenblock, DO Adult Medicine Physician
47.8 mi
187 Avenida La Pata
San Clemente, CA 92673
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David Steenblock, DO

Internist

187 Avenida La Pata
San Clemente, CA 92673

Healthcare specialist
4.98
(56)
Harut Hovsepyan, MD, MPH Addiction Medicine Physician
47.9 mi
4.98 (56)
1809 Verdugo Blvd
Suite 260
Glendale, CA 91208
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Latest Review
“Dr. Hovsepian is wonderful. He really listens, takes his time, comes up with creative treatment solutions and clearly does his research. His knowledge base is vast, but most importantly he is just a really kind, caring doctor.”

Harut Hovsepyan, MD, MPH

Internist

1809 Verdugo Blvd
Suite 260
Glendale, CA 91208

4.98 (56)
Healthcare specialist
James Pearson, md Adult Medicine Physician
48.4 mi
1600 Pacific Coast Hwy
Seal Beach, CA 90740
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James Pearson, md

Internist

1600 Pacific Coast Hwy
Seal Beach, CA 90740

Healthcare specialist
4.71
(598)
Dr. Daniel Brelian, MD Internist
49.1 mi
4.71 (598)
711 West College Street
Suite 203
Los Angeles, CA 90012
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About Dr. Daniel Brelian, MD

Dr. Daniel Brelian is a gastroenterologist at Downtown Gastro Medical Group in Los Angeles. He is board-certified in Internal Medicine and Gastroenterology, and is passionate about helping patients recover from a wide range of digestive ailments and conditions.

Dr. Brelian received his bachelor’s degree in Molecular and Cell Biology from the University of California, Berkeley and went on to earn his Doctor of Medicine at Drexel University College of Medicine in Philadelphia.

He has worked in some of the most innovative and prestigious medical centers in the nation, including Cedars-Sinai Medical Center, Georgetown University Hospital, and New York University. Before opening his private practice, he was a physician at the Pacific Alliance Medical Group.

Dr. Brelian’s work has appeared in numerous medical journals, including Gastroenterology and Gastrointestinal Endoscopy. Committed to the latest research and training, he is also a member of many professional organizations, including the American College of Gastroenterology (ACG) and the American Gastroenterological Association (AGA).

At Downtown Gastro Medical Group, Dr. Brelian helps patients recover from conditions like irritable bowel syndrome, food allergies, acid reflux disease, Crohn's disease, and more. With a commitment to the most excellent quality of patient care, his patients feel supported and empowered to live their healthiest lives.

Practice
Downtown Gastro Medical Group
Latest Review
“It's a nice place people are friendly and the Doctor is very nice and friendly ”

Dr. Daniel Brelian, MD

Internist

711 West College Street
Suite 203
Los Angeles, CA 90012

4.71 (598)
Healthcare specialist
Jon Persichino, DO Infectious Disease Physician
3.0 mi
16779 Spring St.
Fontana, CA 92335

Jon Persichino, DO

Infectious Disease Physician

16779 Spring St.
Fontana, CA 92335

Healthcare specialist
David Sapien, MD Internist
6.3 mi
1738 N Waterman Ave
Suite 6 And 7
San Bernardino, CA 92404
+7 more locations

David Sapien, MD

Internist

1738 N Waterman Ave
Suite 6 And 7
San Bernardino, CA 92404

Healthcare specialist
Tariq Kelker, MD Critical Care Medicine
6.9 mi
1550 E Washington St
Colton, CA 92324

Tariq Kelker, MD

Internist

1550 E Washington St
Colton, CA 92324

Healthcare specialist
5.0
(1)
Arnon Desai, MD Internist
7.4 mi
5.0 (1)
2131 Elks Drive
Ste. #104
San Bernardino, CA 92404
+1 more location
Latest Review
“Dr.Desai answered all my questions and was very professional”

Arnon Desai, MD

Internist

2131 Elks Drive
Ste. #104
San Bernardino, CA 92404

5.0 (1)
Dr. Archis Desai, MD
4.72
(29)
Dr. Archis Desai, MD Internist
7.4 mi
4.72 (29)
2131 Elks Drive
Ste. #104
San Bernardino, CA 92404
+1 more location
Latest Review
“Na”
Dr. Archis Desai, MD

Dr. Archis Desai, MD

Internist

2131 Elks Drive
Ste. #104
San Bernardino, CA 92404

4.72 (29)