42,000+ providers in California

Find a oncologist in California

California is the nation's largest healthcare market — home to UCSF, Cedars-Sinai, Stanford Health, and UCLA Health. Search 42,000+ verified oncologists by philosophy of care, patient reviews, and insurance — free on Welli.

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Top oncologists in California

TL

Dr. Teresa Lord

Internal Medicine (Hematology & Oncology)
Vancouver, WA
AR

Dr. Ahmad Raza

Internal Medicine (Hematology & Oncology)
Edina, MN
AK

Dr. Athena Kritharis

Internal Medicine (Hematology & Oncology)
Manhasset, NY
CI

Dr. Cengiz Inal

Internal Medicine (Hematology & Oncology)
Johns creek, GA
MC

Dr. Mohammad Chisti

Internal Medicine (Hematology & Oncology)
Troy, MI
BP

Dr. Brian Patson

Internal Medicine (Hematology & Oncology)
Allentown, PA
XY

Dr. Xuezhong Yang

Internal Medicine (Hematology & Oncology)
Greenville, SC
KB

Dr. Kenneth Bishop

Internal Medicine (Hematology & Oncology)
Attleboro, MA
JM

Dr. Jyoti Malhotra

Internal Medicine (Hematology & Oncology)
Duarte, CA
YL

Dr. Yehuda Lebowicz

Internal Medicine (Hematology & Oncology)
Beaver, PA
BC

Dr. Bobby Chawla

Internal Medicine (Hematology & Oncology)
Caldwell, ID
MM

Dr. Marc Matrana

Internal Medicine (Hematology & Oncology)
New orleans, LA
See all oncologists in California

By the numbers

42,000+NPI-verified oncologists in California, sourced from the NPPES national registry
5major cities with oncologist coverage across California
$0to search and compare — Welli's Free plan includes full profiles and care philosophy matching

Find a oncologist near you in California

Los Angeles, CASan Diego, CASan Francisco, CASan Jose, CASacramento, CA

Conditions treated by a oncologist

A oncologist in California can help with a wide range of conditions, including:

breast cancerlung cancerprostate cancerlymphomaleukemiacolon cancerskin cancer (melanoma)pancreatic cancerovarian cancerbladder cancerthyroid cancercancer screenings

Common questions about oncologists in California

What does a oncologist do?

Find board-certified oncologists for cancer treatment, chemotherapy, immunotherapy, and second opinions. They commonly treat breast cancer, lung cancer, prostate cancer, lymphoma, and many other related conditions.

How do I find a top-rated oncologist in California?

Use Welli’s free directory to browse 42,000+ verified oncologists in California. Filter by insurance, location, and philosophy of care, then book an appointment online.

Does Welli cost anything to use?

Welli is completely free for patients. Search, compare, and contact oncologists at no cost. Providers can also claim their profile for free.

Popular oncologist searches in California

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Related specialties in California