374 Internists Found in Lancaster, CA

We found 374 Internists available in Lancaster, CA with an average 4 stars across 1,769 reviews. Find the best one for your needs by years of experience, distance, reviews on Vitals, and more through the filters provided below. Currently, 211 Internists listed are accepting new patients and 165 accept Medicare.

Filter Internists Results

Featured Results

Dr. Lubna Isho, DO

Family Medicine
Flexible scheduling
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

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. 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. Roopa Chari, MD

Integrative Medicine
31 years exp
Accepting New Patients
Virtual Visit available
Encinitas, CA
Dr. Roopa Chari is a Board-Certified Internal Medicine physician specializing in Integrative and Functional Medicine. View Profile

Dr. Adama Diarra, DO

Internal Medicine
Flexible scheduling
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. 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. Karanbir Brar

Geriatric Medicine
Flexible scheduling
16 years exp
Accepting New Patients
Virtual Visit available
Oceanside, 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

Eric Harker

Internal Medicine
Flexible scheduling
25 years exp
Accepting New Patients
Virtual Visit available
Lyons, CO
"He now practices at Iora Primary Care in Arvada. Excellent." View Profile

All Results

Dr. Greggory Russell Devore, MD

Obstetrics & Gynecology
51 years exp
LANCASTER, CA0.5 mi
"Dr Devore is the best and most amazing doctor, he saved my first baby I would recommend him to everyone! I trust him and he's worth every penny! " View Profile

Dr. George Todd Crabb, DO

Internal Medicine
1 Award
36 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Dr. Crabb saw me for a next-day appointment. He was kind and caring, as were his staff. He ordered labs and was so wonderful to follow up with an email the next day." View Profile

Dr. Rameschandra D Bambhania, MD

Dermatology
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
Provided follow-up after the visit
16 years exp
Accepting New Patients
Virtual Visit available
Oceanside, 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. Sanjaya Khanal, MD

Cardiovascular Disease
1 Award
36 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"I’d definitely recommend Dr. Khanal. I’ve been a patient of his for a long time and he requested that I did all the tests needed to ensure that my heart is well." View Profile

Dr. Nima Ghadimi, MD

Internal Medicine
Had a good bedside manner
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. Barry Ray Buffman, MD

Urology
49 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"I have a bleeding disorder and heart problems the er kept me 15 hrs didn't do crap. I went to see dr Huffman and I love his bed side manner." View Profile

Dr. George Graf, MD

Anesthesiology
47 years exp
Accepting New Patients
Los Angeles, CA
"Excellent doctor . Truly cares" View Profile

Dr. Deepthi Karanam, MD

Nephrology
20 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Dr Karanam is the best physician. She has great bed side manners and takes time to listen and answers questions" View Profile

Dr. Samantha Von Ins, MD

Family Medicine
Provided follow-up after the visit
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. Prithviraj Dharmaraja, MD

Internal Medicine
46 years exp
Lancaster, CA0.9 mi
"The Dr was very professional, he explained the procedure and answered any questions I had. They even gave me a call the next day to make sure how I was feeling." View Profile

Dr. Claudio Vladimir Zawitkowski, MD

Nephrology
42 years exp
Lancaster, CA0.6 mi
"Outstanding doctor and staff, bend over backwards to help you." View Profile

Dr. Alberta Cataag Olegario, MD

Internal Medicine
53 years exp
Accepting New Patients
LANCASTER, CA0.3 mi
"Dr Olegario is always very personable and truly cares about her patients..." View Profile

Dr. Shilpa Sayana, MD

Internal Medicine
Provided follow-up after the visit
22 years exp
Accepting New Patients
Virtual Visit available
SHERMAN OAKS, CA
Dr. Shilpa Sayana, MD, is a triple-board-certified Functional Medicine Internist who is dedicated in helping women navigate perimenopause and menopause. View Profile

Dr. Tuan Dinh Phan, MD

Internal Medicine
55 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Tuan Dinh Phan, MD is a health care provider primarily located in Lancaster, CA, with another office in Lancaster, CA. He has 55 years of experience. View Profile

Dr. Dhana L Ganesan, MD

Internal Medicine
Lancaster, CA1.1 mi
"Dr Ganesan is an amazing and caring doctor who is patient and reassuring with her patients." View Profile

Dr. Lubna Isho, DO

Family Medicine
Provided follow-up after the visit
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. Jamil Darrouj, MD

Pulmonology
30 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Caring. Listens. Gives very good care." View Profile

Dr. Kumarasamy Sivakumar, MD

Endocrinology, Diabetes & Metabolism
47 years exp
Lancaster, CA0.5 mi
"Wonderful experience" View Profile

Dr. Linda Scaramella Croad, MD

Internal Medicine
50 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Linda Scaramella Croad, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Lancaster, CA(and 2 other locations). View Profile

Dr. Ajay Kumar Dhiman, MD

Internal Medicine
29 years exp
Lancaster, CA1.7 mi
"What every physician should be. He really cares about his patients and took my condition seriously. He got me immediate referrals for MRI and Neurosurgeon." View Profile

Eric Harker

Internal Medicine
Spent time with me
25 years exp
Accepting New Patients
Virtual Visit available
Lyons, CO
"He now practices at Iora Primary Care in Arvada. Excellent." View Profile

Dr. Doddanna Krishna, MD

Pulmonology
47 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"We LOVE Dr. krishna, we have known him for 30 years, he took the best of care of my mother’s Emphysema until she died, later years Dr. Krishna took care of my husband when he got Emphysema, then he took care of me with mine." View Profile

Dr. Ramanbhai Mafatlal Patel, MD

Gastroenterology
57 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Ramanbhai Mafatlal Patel, MD is a health care provider primarily located in Lancaster, CA, with other offices in Palmdale, CA and Lancaster, CA. He has 57 years of experience. View Profile

Dr. Adama Diarra, DO

Internal Medicine
Provided follow-up after the visit
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. Sami A Nafoosi, MD

Internal Medicine
46 years exp
Lancaster, CA0.6 mi
Dr. Sami A Nafoosi, MD is a health care provider primarily located in Lancaster, CA. He has 46 years of experience. View Profile

Dr. Virginia Von Schaefer, MD

Oncology
Spent time with me
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. Philip John Tuso, MD

Internal Medicine
40 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Philip John Tuso, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 40 years of experience. View Profile

Dr. Hong Phuc Nguyen, DO

Internal Medicine
19 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Hong Phuc Nguyen, DO is a health care provider primarily located in Lancaster, CA, with another office in Lancaster, CA. He has 19 years of experience. View Profile

Dr. Harihar Prasad Agarwal, MD

Internal Medicine
46 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Harihar Prasad Agarwal, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Lancaster, CA. He has 46 years of experience. View Profile

Dr. Emery Hanyuan Chang, MD

Internal Medicine
25 years exp
Accepting New Patients
Lancaster, CA1.8 mi
Dr. Emery Hanyuan Chang, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Santa Monica, CA(and 2 other locations). View Profile

Dr. Young Jae Ko, MD

Pulmonology
53 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Young Jae Ko, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 53 years of experience. View Profile

Dr. Waheed Murad

Internal Medicine
27 years exp
Lancaster, CA1.1 mi

Dr. Ararat Andre Avetisyan, MD

Internal Medicine
12 years exp
Lancaster, CA0.6 mi
"Dr. Avetisyan is like no other doctor I’ve been to. Knew the exact tests to order, and help diagnose me with stage 1 adenocarcinoma of the lung." View Profile

Dr. Raghav Sharma, MD

Cardiovascular Disease
Spent time with me
16 years exp
Accepting New Patients
Virtual Visit available
Winter Park, FL
"Outstanding Doctor... easy to talk to and under stand ..." View Profile

Dr. Valsa Madhava, MD

Addiction Medicine
39 years exp
Accepting New Patients
New York, NY
"SGI International or Soka Gakkai International (Value Creation Society) is a worldwide organization with over 11 million members in 192 countries promoting peace, culture and education focused on global issues from a Buddhist perspective." View Profile

Dr. Michael David Menchine, MD

Emergency Medicine
28 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Michael David Menchine, MD is a health care provider primarily located in Lancaster, CA, with other offices in Orange, CA and Lancaster, CA(and 3 other locations). View Profile

Dr. Ric Scott Garrison, MD

Internal Medicine
44 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Ric Scott Garrison, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 44 years of experience. View Profile

Dr. Mary Mccoy Toft, MD

Family Medicine
38 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Mary Mccoy Toft, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Lancaster, CA(and 2 other locations). View Profile

Dr. Kanagaratnam Sivalingam, MD

Internal Medicine
59 years exp
Lancaster, CA0.6 mi
"Have appt Aug 5th ... Im sure ill have no probs , i will keave better info on the 5th ." View Profile

Dr. Yon Yarn Zong, MD

Internal Medicine
24 years exp
Accepting New Patients
LANCASTER, CA0.3 mi
"Good doctor" View Profile

Dr. Edward Tzecheong Wong, MD

Gastroenterology
39 years exp
Lancaster, CA0.6 mi
"Clean professional out patient clinic." View Profile

Dr. Ravi S Shankar, MD

Pulmonology
46 years exp
Lancaster, CA0.6 mi
"Sincere, loves your pets, excellent Veterinarian!" View Profile

Dr. Baubac Hayatdavoudi, MD

Internal Medicine
24 years exp
Lancaster, CA0.3 mi
"Dr. Hayatdavoudi is wonderful and caring Doctor. High Desert Medical Group has lost a wonderful and highly competent physician." View Profile

Dr. Sethu V Madhavan, MD

Gastroenterology
52 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Sethu V Madhavan, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA(and 2 other locations). View Profile

Dr. Erica Lyn Romblom, MD

Internal Medicine
16 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Erica Lyn Romblom, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Valencia, CA. She has 16 years of experience. View Profile

Dr. David L Bixler, MD

Internal Medicine
52 years exp
Lancaster, CA0.6 mi
"If this David Bixler is the same one that was formerly in Anderson, Indiana then I Have to say Dr. Bixler is without a doubt the best medical practitioner no matter where he lives." View Profile

Dr. Jaerajah Thillaiampal Sri, MD

Geriatric Medicine
Lancaster, CA1.1 mi
Dr. Jaerajah Thillaiampal Sri, MD is a health care provider primarily located in Lancaster, CA, with another office in Lancaster, CA. View Profile

Dr. Anthony Jay Dulgeroff, MD

Endocrinology, Diabetes & Metabolism
38 years exp
Accepting New Patients
LANCASTER, CA0.3 mi
Dr. Anthony Jay Dulgeroff, MD is a health care provider primarily located in LANCASTER, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 38 years of experience. View Profile

Dr. Anil Kumar, MD

Cardiovascular Disease
49 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Anil Kumar, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 49 years of experience. View Profile

Dr. Ashiq Vithalbhai Patel, MD

Endocrinology, Diabetes & Metabolism
37 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Ashiq Vithalbhai Patel, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Palmdale, CA. He has 37 years of experience. View Profile

Dr. Moneer Jamal Eddin, MD

Cardiovascular Disease
19 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Excellent Doctor Doctor takes his time. Explains everything clearly and completely. Listens completely to my questions and concerns." View Profile

Dr. Vincent Luvern Anthony, MD

Nephrology
28 years exp
Lancaster, CA0.6 mi
Dr. Vincent Luvern Anthony, MD is a health care provider primarily located in Lancaster, CA, with other offices in Paramount, CA and Oxnard, CA(and 3 other locations). View Profile

Dr. Seyed Mohammad Reza Monemian, MD

Oncology
28 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Seyed Mohammad Reza Monemian, MD is a health care provider primarily located in Lancaster, CA, with another office in Lancaster, CA. He has 28 years of experience. View Profile

Dr. Javeed Ahmed, MD

Rheumatology
49 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Javeed Ahmed, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Lancaster, CA(and 2 other locations). 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. Raj Kumudchandra Shah, MD

Internal Medicine
14 years exp
Accepting New Patients
Lancaster, CA0.6 mi
Dr. Raj Kumudchandra Shah, MD is a health care provider primarily located in Lancaster, CA, with other offices in Covina, CA and Glendora, CA(and 15 other locations). View Profile

Dr. Ricardo Antonio T Tan, MD

Allergy & Immunology
40 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Dr. Tan listens and respects a patients' explanation. He is courteous and thorough. I have been a patient for more than 10 years - it is a great group!" View Profile

Dr. Pamela Damayanthi Dewar-Desilva, MD

Internal Medicine
44 years exp
Accepting New Patients
Lancaster, CA0.6 mi
"Very personable and thorough! Excellent doctor" View Profile

Dr. Gifty-Maria Jane Ntim, MD

Internal Medicine
19 years exp
Accepting New Patients
Lancaster, CA0.5 mi
Dr. Gifty-Maria Jane Ntim, MD is a health care provider primarily located in Lancaster, CA, with other offices in Lancaster, CA and Valencia, CA(and 3 other locations). 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 Lancaster 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 Lancaster 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 Lancaster who offer virtual appointments?
Select the "Virtual Visit" filter at the top of the search page to see Internists providing telehealth services in Lancaster. 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 Lancaster?
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 Lancaster?
Visit individual doctor profiles to see their current scheduling availability in Lancaster. 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 Lancaster have the shortest wait times?
Review the Ratings & Reviews card on each provider's profile to see their average wait time in Lancaster. This helps you find an Internist that doesn’t make their patients wait too long.
Can I schedule appointments with Internists in Lancaster 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 Lancaster with evening or weekend hours?
Check the Locations card on each profile to view office hours for Internists in Lancaster. 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 Lancaster?
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 Lancaster 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 Lancaster 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.