CMS NPPES NPI Verified · 50 US States · All Oncology Specialties

Find Cancer Doctors & Leading Oncologists

Access verified practice addresses, direct office phone numbers, and taxonomy credentials for board-certified medical, surgical, and radiation oncologists across the United States.

High-Density Metros

Top US Cities with Verified Oncology Networks

Explore dedicated directories for metropolitan areas with 10+ active board-certified oncologists.

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New York City

New York verified oncology practice locations & contacts.

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Houston

Texas verified oncology practice locations & contacts.

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Boston

Massachusetts verified oncology practice locations & contacts.

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Los Angeles

California verified oncology practice locations & contacts.

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Chicago

Illinois verified oncology practice locations & contacts.

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Philadelphia

Pennsylvania verified oncology practice locations & contacts.

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Atlanta

Georgia verified oncology practice locations & contacts.

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Seattle

Washington verified oncology practice locations & contacts.

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Cleveland

Ohio verified oncology practice locations & contacts.

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Baltimore

Maryland verified oncology practice locations & contacts.

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Dallas

Texas verified oncology practice locations & contacts.

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Miami

Florida verified oncology practice locations & contacts.

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San Francisco

California verified oncology practice locations & contacts.

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Phoenix

Arizona verified oncology practice locations & contacts.

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Denver

Colorado verified oncology practice locations & contacts.

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Durham

North Carolina verified oncology practice locations & contacts.

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Nashville

Tennessee verified oncology practice locations & contacts.

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Detroit

Michigan verified oncology practice locations & contacts.

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Browse Oncologists by US State

Select your state to explore licensed medical, surgical, and radiation oncologists with practice addresses and NPI registry verification.

Clinical Specialization

Understanding Oncology Subspecialties & NPI Taxonomy Codes

Cancer care is delivered by a multidisciplinary team of specialized physicians. Here is what each taxonomy code represents:

NPI: 207RX0202X

Medical Oncology

Specializes in the diagnosis, staging, and systemic treatment of solid tumors and hematologic malignancies using chemotherapy, immunotherapy, and targeted molecular therapies.

Provider Role: Medical Oncologist
NPI: 2085R0001X

Radiation Oncology

Expertise in treating localized and metastatic tumors with high-energy ionizing radiation, stereotactic body radiation therapy (SBRT/SRS), IMRT, and proton beam therapy.

Provider Role: Radiation Oncologist
NPI: 207VX0201X

Gynecologic Oncology

Surgical and medical subspecialists managing cancers of the female reproductive system including ovarian, cervical, uterine, endometrial, and vulvar malignancies.

Provider Role: Gynecologic Oncologist
NPI: 207RH0003X

Hematology-Oncology

Dual-certified physicians diagnosing and treating blood cancers (leukemia, lymphoma, multiple myeloma, myelodysplastic syndromes) and complex non-malignant hematology.

Provider Role: Hematologist-Oncologist
NPI: 2086X0206X

Surgical Oncology

Fellowship-trained surgeons specializing in complex tumor resections, organ-preserving oncologic surgeries, sentinel lymph node biopsies, and cytoreductive HIPEC procedures.

Provider Role: Surgical Oncologist
NPI: 2080P0207X

Pediatric Hematology-Oncology

Dedicated pediatric cancer physicians treating childhood leukemias, neuroblastomas, Wilms tumors, sarcomas, and pediatric central nervous system malignancies.

Provider Role: Pediatric Oncologist
Patient Empowerment

How to Choose the Right Oncologist for Your Care

A cancer diagnosis demands an oncologist with deep expertise in your exact disease histology and molecular subtype. Consider these crucial criteria:

  • Disease Volume: Oncologists treating 50+ cases of your specific cancer annually have significantly better outcome rates.
  • Multidisciplinary Tumor Board: Ensure your physician presents complex staging decisions to a joint panel of surgeons, pathologists, and radiologists.
  • Clinical Trial Access: Academic centers and NCI-designated networks offer novel targeted agents before commercial availability.
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Top Questions to Ask at Your First Consult

  1. 1. What is the exact stage, histological grade, and molecular biomarker profile of my cancer?
  2. 2. What is the primary goal of this therapy: curative intent, disease control, or symptom palliation?
  3. 3. Are there active clinical trials or targeted therapies that match my next-generation sequencing report?
  4. 4. What are the common acute toxicities, and who do I call if I develop a fever or severe side effects after hours?