862 Internists Found in San Marcos, CA

We found 862 Internists available in San Marcos, CA with an average 4 stars across 4,077 reviews. Find the best one for your needs by years of experience, distance, reviews on Vitals, and more through the filters provided below. Currently, 442 Internists listed are accepting new patients and 396 accept Medicare.

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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

Dr. Raghav Sharma, MD

Cardiovascular Disease
Had a good bedside manner
16 years exp
Accepting New Patients
Virtual Visit available
Winter Park, FL
"Outstanding Doctor... easy to talk to and under stand ..." View Profile

Dr. Lubna Isho, DO

Family Medicine
Gave an accurate diagnosis
1 Award
25 years exp
Accepting New Patients
Virtual Visit available
POMONA, CA
"She's a very good doctor, very helpful and informative. They are also very quick on sending out refferals to see other specialist 5/5" View Profile

Dr. Roopa Chari, MD

Integrative Medicine
Spent time with me
31 years exp
Accepting New Patients
Virtual Visit available
Encinitas, CA
"Before I found Dr. Roopa Chari, I honestly didn't feel like myself anymore." View Profile

Dr. Samantha Von Ins, MD

Family Medicine
Gave an accurate diagnosis
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

Trisha Khanna, MD, FAAD

Dermatology
Flexible scheduling
8 years exp
Accepting New Patients
Virtual Visit available
Orlando, FL
"Dr. Trisha Khanna was incredibly compassionate and reassuring during a very stressful time for me." View Profile

Dr. Alaa Hajal, MD

Internal Medicine
15 years exp
Accepting New Patients
Virtual Visit available
Diamond Bar, CA
Dr. Alaa Hajal is redefining the primary care experience at La Vista Medical Center, serving as a cornerstone of health and vitality for the Diamond Bar community. View Profile

Dr. Daniel Benhuri, MD

Internal Medicine
8 years exp
Accepting New Patients
Virtual Visit available
Beverly Hills, CA
Meet Dr. Daniel Benhuri, MD: Your Primary Care Physician at Dr. Daniel Benhuri, MDAbout Dr. BenhuriDr. Daniel Benhuri, MD, is a board-certified internal medicine and primary care physician dedicated to providing exceptional healthcare to families in Beverly Hills, California. View Profile

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Dr. Rameschandra D Bambhania, MD

Dermatology
Provided follow-up after the visit
41 years exp
Accepting New Patients
Virtual Visit available
Tustin, CA
"Dr. Bambhania is a godsend to me, I would have given 100+ stars if possible..." View Profile

Dr. Karanbir Brar

Geriatric Medicine
Gave an accurate diagnosis
16 years exp
Accepting New Patients
Virtual Visit available
Encinitas, 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

Dr. Alberto Bessudo, MD

Oncology
37 years exp
Accepting New Patients
San Marcos, CA0.4 mi
Dr. Alberto Bessudo, MD is a health care provider primarily located in San Marcos, CA, with other offices in San Marcos, CA and Riverside, CA(and 3 other locations). View Profile

Dr. Nima Ghadimi, MD

Internal Medicine
Gave an accurate diagnosis
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

Dr. Meenu Bawa, MD

Internal Medicine
31 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Read my file before coming in the room. Was polite and knowledgeable. Did a thorough check up and made sure I got timely follow up. Very professional." View Profile

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. Sujatha Murali, MD

Oncology
24 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr. Murali spent over 90 minutes with me going over everything I needed to know about my breast cancer." View Profile

Dr. Lubna Isho, DO

Family Medicine
Spent time with me
1 Award
25 years exp
Accepting New Patients
Virtual Visit available
POMONA, CA
"She's a very good doctor, very helpful and informative. They are also very quick on sending out refferals to see other specialist 5/5" View Profile

Eric Harker

Internal Medicine
Flexible scheduling
25 years exp
Accepting New Patients
Virtual Visit available
Lyons, CO
"Eric is amazing and the most caring person I know. He always has a huge smile on his face and feels super blessed that he gets to help people for his job." View Profile

Dr. Durgadas Das Narla, MD

Cardiovascular Disease
57 years exp
Accepting New Patients
San Marcos, CA1.1 mi
Dr. Durgadas Das Narla, MD is a health care provider primarily located in San Marcos, CA, with another office in Sterling Heights, MI. He has 57 years of experience. View Profile

Dr. Roopa Chari, MD

Integrative Medicine
Had a good bedside manner
31 years exp
Accepting New Patients
Virtual Visit available
Encinitas, CA
"Before I found Dr. Roopa Chari, I honestly didn't feel like myself anymore." View Profile

Dr. Adama Diarra, DO

Internal Medicine
Spent time with me
14 years exp
Accepting New Patients
Virtual Visit available
Tigard, OR
"Dr. Adama Diarra was my 84 year old father's PCP. Dr. Diarra was very pro-active in adjusting his medications as his disease sates progressed and his kidney function declined." View Profile

Dr. Virginia Von Schaefer, MD

Oncology
Flexible scheduling
43 years exp
Accepting New Patients
Virtual Visit available
San Clemente, CA
"As I sit here in the VVS MD IV treatment room with 3 other patients, we are all sharing our stories." View Profile

Dr. Samuel Israel Poniachik, MD

Internal Medicine
35 years exp
San Marcos, CA0.7 mi
Dr. Samuel Israel Poniachik, MD is a health care provider primarily located in San Marcos, CA. He has 35 years of experience. His specialties include Internal Medicine. View Profile

Dr. Samir Suresh Shah, MD

Nephrology
23 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"In 5 years I have been through 4 nephrologist." View Profile

Dr. Paul Atul Jain, MD

Internal Medicine
23 years exp
San Marcos, CA2.1 mi
"Thank you all so much!!! From the moment I called to the time I left the office, I was treated kindly and provided the care I needed." View Profile

Dr. Sara Capatanos

Oncology
20 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Sara Capatanos is a health care provider primarily located in San Marcos, CA, with other offices in Simi Valley, CA and San Diego, CA. She has 20 years of experience. View Profile

Dr. Raghav Sharma, MD

Cardiovascular Disease
Provided follow-up after the visit
16 years exp
Accepting New Patients
Virtual Visit available
Winter Park, FL
"Outstanding Doctor... easy to talk to and under stand ..." View Profile

Dr. Howard Norman Kaye, MD

Rheumatology
48 years exp
Accepting New Patients
San Marcos, CA0.8 mi
"I have seen Dr. Kaye for over 20 years. We all have good days and not so good days. He has been the best for me as he takes time to listen and tell me what I should do." View Profile

Dr. Izabela Witczak, MD

Internal Medicine
39 years exp
Accepting New Patients
San Marcos, CA0.7 mi
"I feel so fortunate have found dr Witczak. She is sincere and knowledgeable . She takes her time to listen and she truly cares for her patients health and wellbeing." View Profile

Dr. Michael Lillie Wilder, MD

Pulmonology
54 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Michael Lillie Wilder, MD is a health care provider primarily located in San Marcos, CA, with other offices in San Diego, CA and San Marcos, CA(and 2 other locations). View Profile

Yves Chery, CT, ASCP, APRN, BSN, MSN

Family Medicine
Saw me in a timely manner
Accepting New Patients
Virtual Visit available
SUWANEE, GA
"The warmest and nicest provider I have ever known. He really does care about his patients and asks me questions about my mom who is also his patient." View Profile

Trisha Khanna, MD, FAAD

Dermatology
Gave an accurate diagnosis
8 years exp
Accepting New Patients
Virtual Visit available
Orlando, FL
"Dr. Trisha Khanna was incredibly compassionate and reassuring during a very stressful time for me." View Profile

Dr. Emad Ibrahim Abu Khieran, MD

Internal Medicine
37 years exp
San Marcos, CA0.4 mi
"Dr. Khieran has not been with Trios Hospital or located at Young Street for about 1-1/2 years. I know. I and my wife were his patients, and we are trying to find him." View Profile

Dr. Herbert Joseph Yue, MD

Critical Care Medicine
24 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"I've been his patient for over a year. Going to the Doctors is never fun, at least going in to see Dr. Yue one is assured an exceptional experience." View Profile

Dr. Sonali Santiago Master, MD

Gastroenterology
30 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Sonali Santiago Master, MD is a health care provider primarily located in San Marcos, CA, with another office in San Diego, CA. She has 30 years of experience. View Profile

Dr. Joseph Frank Czvik, MD

Internal Medicine
36 years exp
Accepting New Patients
San Marcos, CA2.6 mi
"Dr Czvik has been my doctor for some 9 or 10 years, and I hold him in the highest regard. I recommend him wholeheartedly." View Profile

Dr. Adrienne Anne Nassar, MD

Endocrinology, Diabetes & Metabolism
19 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"I've been seeing Dr. Nassar for a few years now and I find her to be excellent in her medical practice. But, what makes her even better is her ability to connect with her patients." View Profile

Dr. Natalie H Garcia, MD

Internal Medicine
19 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr. Garcia is an awesome MD!" View Profile

Dr. Chan Yong Chung, MD

Gastroenterology
23 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Chan Yong Chung, MD is a health care provider primarily located in San Marcos, CA. He has 23 years of experience. His specialties include Internal Medicine, Gastroenterology. View Profile

Dr. Wei Stephanie Tang, MD

Internal Medicine
21 years exp
Accepting New Patients
San Marcos, CA0.4 mi
Dr. Wei Stephanie Tang, MD is a health care provider primarily located in San Marcos, CA, with other offices in San Marcos, CA and Anaheim, CA(and 4 other locations). View Profile

Dr. Chris Lin, MD

Physical Medicine & Rehabilitation
10 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Chris Lin, MD is a health care provider primarily located in San Marcos, CA, with other offices in Billings, MT and Billings, MT(and 3 other locations). View Profile

Dr. Krishna Krupa Ratnam, MD

Nephrology
23 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Krishna Krupa Ratnam, MD is a health care provider primarily located in San Marcos, CA, with other offices in San Diego, CA and San Diego, CA(and 4 other locations). View Profile

Dr. Patrick Daniel Fong, MD

Nephrology
26 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Patrick Daniel Fong, MD is a health care provider primarily located in San Marcos, CA, with another office in San Diego, CA. He has 26 years of experience. View Profile

Dr. Amirkaveh Mojtahed, MD

Gastroenterology
18 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Amirkaveh Mojtahed, MD is a health care provider primarily located in San Marcos, CA, with other offices in ALBUQUERQUE, NM and San Diego, CA(and 2 other locations). View Profile

Dr. Aziz Noor Ander, MD

Neurology
19 years exp
Accepting New Patients
San Marcos, CA1.1 mi
"Dr. Ander is the epitome of what all doctors should strive to be! He is patient, kind and takes his time to really understand how he can help you." View Profile

Dr. Basma Al Nahlawi, MD

Rheumatology
22 years exp
Accepting New Patients
SAN MARCOS, CA1.0 mi
Dr. Basma Al Nahlawi, MD is a health care provider primarily located in SAN MARCOS, CA. She has 22 years of experience. Her specialties include Internal Medicine, Rheumatology. View Profile

Tina Tran, MD

Internal Medicine
San Marcos, CA0.8 mi
Tina Tran, MD is a health care provider primarily located in San Marcos, CA. Her specialties include Internal Medicine. View Profile

Dr. Ngocthuy Nguyen Tran, MD

Hospital Medicine
21 years exp
San Marcos, CA0.4 mi
"I been coming to Dr Polak's office for years, 2 times I saw Dr Tran - I love her. She's so kind and diagnosed me correctly when the other doctors missed." View Profile

Dr. Beau Vance Duwe, MD

Critical Care Medicine
23 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Doctor & staff were exceptionally prepared & informative. Have highest confidence with Doctor Duwe." View Profile

Dr. Alaa Hajal, MD

Internal Medicine
15 years exp
Accepting New Patients
Virtual Visit available
Diamond Bar, CA
Dr. Alaa Hajal is redefining the primary care experience at La Vista Medical Center, serving as a cornerstone of health and vitality for the Diamond Bar community. View Profile

Dr. George Mousa, MD

Internal Medicine
17 years exp
Accepting New Patients
Virtual Visit available
Upland, CA
Dr. George Mousa specializes in preventive care and chronic disease management within Internal Medicine. View Profile

Dr. Daniel Benhuri, MD

Internal Medicine
8 years exp
Accepting New Patients
Virtual Visit available
Beverly Hills, CA
Meet Dr. Daniel Benhuri, MD: Your Primary Care Physician at Dr. Daniel Benhuri, MDAbout Dr. BenhuriDr. Daniel Benhuri, MD, is a board-certified internal medicine and primary care physician dedicated to providing exceptional healthcare to families in Beverly Hills, California. 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

Dr. Tracy Ching-Hue Burton

Pediatrics
18 years exp
Accepting New Patients
Virtual Visit available
Franklin, TN
Dr. Tracy Burton is a Board-Certified Pediatrician with over 10 years of experience providing expert care to children and families as the Chief Medical Officer at As You Are. 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

Bonni London, MS, RDN, LDN

Registered Dietitian
28 years exp
Accepting New Patients
Virtual Visit available
Sarasota, FL
ACCEPTING NEW PATIENTS FOR TELEHEALTH SERVICES in NY, CA, AZ, FL & COACCEPTING IN PERSON VISITS in Sarasota & Lakewood Ranch communities in FLORIDABonni London, RDN, is a registered dietitian nutritionist and founder of London Wellness, holding a Masters degree in Clinical Nutrition from NYU. View Profile

Dr. Gary Jack Birnbaum, MD

Geriatric Medicine
46 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Gary Jack Birnbaum, MD is a health care provider primarily located in San Marcos, CA, with other offices in San Diego, CA and San Marcos, CA. He has 46 years of experience. View Profile

Dr. Mona Arasoghli, MD

Internal Medicine
20 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Takes her time and very thorough!" View Profile

Dr. Townson Tsai, MD

Infectious Disease
30 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Townson Tsai, MD is a health care provider primarily located in San Marcos, CA, with another office in Los Angeles, CA. He has 30 years of experience. View Profile

Dr. Kourosh Khamooshian, MD

Internal Medicine
28 years exp
Accepting New Patients
San Marcos, CA0.4 mi
"I recently decided to switch to this medical office after hearing many wonderful reviews about the office staff & new doctor." View Profile

Dr. Bhavesh B Patel, DO

Internal Medicine
26 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr. Patel is very knowledgeable. He has always been spot on (very accurate) with diagnosing me. He doesn't rush you and he doesn't brush off your concerns." View Profile

Dr. Ning Huang, MD

Internal Medicine
42 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr Huang is an amazing dr!" View Profile

Dr. Shabnam Sherri Burke, MD

Critical Care Medicine
16 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr Burke and her team are amazing. She is extremely knowledgeable and devoted to finding an answer and treating it accordingly." View Profile

Dr. Aboo Nasar, MD

Geriatric Medicine
38 years exp
SAN MARCOS, CA2.9 mi
Dr. Aboo Nasar, MD is a health care provider primarily located in SAN MARCOS, CA, with other offices in SAN MARCOS, CA and Poway, CA(and 2 other locations). View Profile

Dr. Jeffrey S Weissman, MD

Gastroenterology
20 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"The doctor was friendly with a great sense of humor." View Profile

Dr. Nikki Hyunhee Chong, MD

Internal Medicine
14 years exp
Accepting New Patients
San Marcos, CA0.5 mi
Dr. Nikki Hyunhee Chong, MD is a health care provider primarily located in San Marcos, CA, with another office in Downey, CA. She has 14 years of experience. View Profile

Dr. Rokhsara Rafii, MD

Critical Care Medicine
21 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"dr,sara is caring and professional ,she listens and asks question and follows up on patients" View Profile

Dr. Leonid Slavin, MD

Cardiovascular Disease
21 years exp
Accepting New Patients
San Marcos, CA0.5 mi
"Dr Slavin is great. Incredibly thorough and does not take forever to get back to you with results. He is attentive and very resourceful. He genuinely cares about patients." 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 San Marcos 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 San Marcos 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 San Marcos who offer virtual appointments?
Select the "Virtual Visit" filter at the top of the search page to see Internists providing telehealth services in San Marcos. 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 San Marcos?
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 San Marcos?
Visit individual doctor profiles to see their current scheduling availability in San Marcos. 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 San Marcos have the shortest wait times?
Review the Ratings & Reviews card on each provider's profile to see their average wait time in San Marcos. This helps you find an Internist that doesn’t make their patients wait too long.
Can I schedule appointments with Internists in San Marcos 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 San Marcos with evening or weekend hours?
Check the Locations card on each profile to view office hours for Internists in San Marcos. 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 San Marcos?
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 San Marcos 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 San Marcos 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.