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Trusted Surgical Oncologist in Thousand Oaks
Dr. Mai Brooks, M.D., F.A.C.S. is a board-certified surgical oncologist and general surgeon with over two decades of experience in breast disease, skin/soft tissue, and general surgery. Graduating Summa Cum Laude from UC Irvine and earning her medical degree at Harvard, Dr. Brooks completed rigorous training at Brigham and Women's Hospital and Dana Farber Cancer Institute. With 13 years at UCLA's Breast Center and Oncology Clinic, she established her private practice to deliver personalized care while maintaining her 21-year commitment to veterans at the Greater Los Angeles VA Medical Center. Our state-of-the-art facilities offer advanced diagnostic imaging, outpatient/inpatient surgical suites, and seamless coordination with specialists in reconstructive surgery, radiation oncology, and medical oncology.

We prioritize compassionate care through community volunteer initiatives and provide comprehensive resources for cancer prevention, early detection, and post-treatment follow-up. Our practice combines academic excellence with practical expertise to address complex surgical oncology cases and general surgical needs. Patients benefit from multi-disciplinary treatment planning and access to cutting-edge technologies like sentinel lymph node scans and MammoSite therapy. We serve local communities including Thousand Oaks, Westlake Village, and Simi Valley while welcoming patients from across California, other states, and internationally.
Services
Breast Disease Skin/Soft Tissue General Surgery Oncoplastic Surgery Early Cancer Detection
Highlights and features
  • Board-certified surgical oncologist with Harvard and UCLA training
  • 21 years serving veterans at Greater Los Angeles VA Medical Center
  • State-of-the-art diagnostic imaging and surgical facilities
  • Available 24/7 for established patients
  • Multi-disciplinary care coordination with specialists
Associations and certifications
  • American Board of Surgery
Services
Breast Disease
Comprehensive breast health services including cancer prevention, high-risk counseling, and early detection through in-office ultrasound and biopsy. We offer surgical treatments for malignant and benign conditions using oncoplastic techniques and MammoSite therapy. Our multi-disciplinary approach ensures coordinated care with radiation oncology and medical oncology specialists.
Skin/Soft Tissue
Early detection and surgical treatment of skin cancers and soft tissue sarcomas. Our practice provides in-office biopsies and specialized surgical interventions with oncoplastic reconstruction options. We coordinate comprehensive cancer care with multi-disciplinary teams and offer post-treatment follow-up for melanoma and sarcoma patients.
General Surgery
Treatment for common surgical conditions including hernias, lymph node disorders, and anorectal diseases. We provide expert surgical solutions with focus on minimally invasive techniques where appropriate. Our general surgery services integrate with our oncology practice for comprehensive patient care.
Oncoplastic Surgery
Specialized surgical techniques combining cancer removal with immediate reconstruction to preserve appearance and function. We offer implant and capsule removal procedures alongside breast-conserving surgeries. Our approach maintains oncologic safety while optimizing cosmetic outcomes for cancer patients.
Early Cancer Detection
Advanced diagnostic services including in-office ultrasound, biopsy, and sentinel lymph node scans for early cancer detection. We provide risk assessment, preventive counseling, and surveillance programs for high-risk patients. Our facilities offer access to mammogram, MRI, and PET imaging through affiliated providers.
People
Mai Brooks
Surgical Oncologist & General Surgeon
Board-certified surgical oncologist with 20+ years experience in breast and cancer surgery. Harvard-trained with 13 years at UCLA's Breast Center. Serves veterans at Greater LA VA Medical Center.
Questions
What specialties does Dr. Brooks focus on?
Dr. Brooks specializes in surgical oncology for breast disease, skin/soft tissue cancers, and general surgery with expertise in oncoplastic techniques.
Do you accept out-of-state patients?
Yes, we welcome patients from across California, other states, and internationally with comprehensive care coordination.
Are 24/7 services available?
Established patients have access to 24/7 emergency availability for urgent surgical oncology needs.
What facilities are available?
Our practice offers in-office diagnostics, state-of-the-art surgical suites, and affiliated imaging centers with valet parking and pharmacy services.
How is multi-disciplinary care provided?
We coordinate treatment with specialists in radiation oncology, medical oncology, and reconstructive surgery for comprehensive cancer care.