Best Internal Medicine Physician in Los Angeles, CA
Choosing an internal medicine physician in Los Angeles, CA is easier when you can see credentials, listed plans, and patient ratings in one place. Heallexa shows 20+ verified internal medicine physician side by side. Many practice at Cedars-Sinai or Kaiser Permanente. Los Angeles has wildfire smoke seasons that drive respiratory and allergy visits, which shapes how local internal medicine physician structure their practice.
20 internal medicine physician in Los Angeles



Wanes Barsemian, MD
4.5Wanes Barsemian · Internal Medicine Physician
1680 E 120-Th Street(424) 338-8000

Alejandro Esteban Gil, MD
4.5Alejandro Esteban Gil · Internal Medicine Physician
240 N Virgil Ave Suite 7(213) 389-9100
Mark Thomas Ackerman, MD
4.5Mark Thomas Ackerman · Internal Medicine Physician
221 Westwood Plz(310) 794-5555
Sung Nae Byun M D Medical Group Inc.
4.5Sung Nae Byun M D Medical Group Inc. · Internal Medicine Physician
2120 W 8Th St(213) 382-2700
Robert P. Nisenbaum, MD
4.5Robert P. Nisenbaum · Internal Medicine Physician
2080 Century Park E(310) 553-7151
Matthew Greg Lefferman, DO
4.5Matthew Greg Lefferman · Internal Medicine Physician
9233 W. Pico Blvd.(310) 356-8146
Thomas Henry Kanegae, MD
4.5Thomas Henry Kanegae · Internal Medicine Physician
1245 Wilshire Blvd(213) 977-1030
Stanley Golden, MD
4.5Stanley Golden · Internal Medicine Physician
8540 S Sepulveda Blvd(310) 670-3255

Melissa Diane Moseberry, MD
4.5Melissa Diane Moseberry · Internal Medicine Physician
505 W Century Blvd(323) 754-4090
Elizabeth Sander, MD
4.5Elizabeth Sander · Internal Medicine Physician
8540 S Sepulveda Blvd(310) 670-3255


Michael Jerome Singleton, MD, MBA
4.5Michael Jerome Singleton · Internal Medicine Physician
8880 S Broadway(323) 750-1197
Kiet The Tran, MD
4.5Kiet The Tran · Internal Medicine Physician
815 W Cesar E Chavez Ave(213) 617-8246
Karl D Wittnebel, MD
4.5Karl D Wittnebel · Internal Medicine Physician
8700 Beverly Blvd, Becker B113(310) 423-6325
Pei Lim Brian Lee, MD
4.5Pei Lim Brian Lee · Internal Medicine Physician
1520 San Pablo St Suite 1000(323) 442-5100
Internal Medicine Physician in Los Angeles by insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Internal Medicine Physician in nearby cities
Same specialty in cities near Los Angeles — useful if your insurance network extends across the CA metro.
About finding an internal medicine physician in Los Angeles
Los Angeles has internal medicine physician practicing across hospital systems, group practices, and independent clinics, including Cedars-Sinai, Kaiser Permanente, UCLA Health. When choosing an internal medicine physician in Los Angeles, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many Los Angeles internal medicine physician list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Common questions about internal medicine physician in Los Angeles
What should I ask an internal medicine physician in Los Angeles before booking?+
Confirm three things: (1) they currently accept your specific insurance plan and network tier, (2) the office location and parking, and (3) typical wait times for new-patient visits. Providers tied to Cedars-Sinai often have shorter waits if you're already in-system.
Is telehealth available with Los Angeles internal medicine physician?+
Many Los Angeles internal medicine physician offer telehealth visits, especially for follow-ups, prescription refills, and consultations. Look for the telehealth badge on each profile.
How are these Los Angeles internal medicine physician verified?+
Every listing on Heallexa is matched against NPI records and state license databases. Credentials, board certifications, and active license status are surfaced on each profile.
Is Heallexa free for patients in Los Angeles?+
Yes. Searching, comparing, and contacting Los Angeles internal medicine physician on Heallexa is 100% free for patients. We don't charge booking fees or sell your search data.