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Dr. Thomas Lomis, MD

Dr. Thomas Lomis, MD

Surgical Oncologist, Hematology / Oncology Specialist

Van Nuys, CA

27 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Lomis, Surgical Oncologist in Van Nuys, CA?

    Dr. Thomas Lomis, MD is a Surgical Oncologist, who primarily practices in Van Nuys, CA. He has been practicing for over 27 years and is board certified. Dr. Lomis graduated from University of Pittsburgh School of Medicine and completed his residency at York Hosp, General Surgery. Dr. Lomis is fluent in English and Spanish, and is currently seeing new patients. Dr. Lomis’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lomis’s office at (818) 782-3255.

    Where did Dr. Lomis go to medical school and complete their residency?

    • Fellowship: John Wayne Cancer Institute

    • Residency: York Hosp, General Surgery | York Hospital Program

    • Medical School: University of Pittsburgh Sch of Med, Pittsburgh Pa | University of Pittsburgh School of Medicine

    Is Dr. Lomis board certified as a Surgical Oncologist?

    Yes, Dr. Thomas Lomis, MD is board certified by the American Board of Surgery

    What languages does Dr. Lomis speak?

    Dr. Lomis and their clinical team can communicate with patients in the following languages:

    • English
    • Spanish

    What conditions does a Surgical Oncologist like Dr. Lomis typically treat?

    As a Surgical Oncologist, Dr. Lomis diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Lomis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Breast Lump in Right Upper Outer Quadrant
    • Lump in Upper Outer Left Breast
    • Breast Disease
    • Lump in right breast upper outer
    • Right breast mass upper outer
    • Palpable mass right upper outer breast
    • Mass in upper outer left breast
    • Nodule in left breast upper outer

    ICD-10 Codes:

    • N6311: Unspecified lump in the right breast, upper outer quadrant
    • N6321: Unspecified lump in the left breast, upper outer quadrant

    Also known as:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • Widespread Abdominal Pain
    • Abdominal Pain
    • General stomach pain
    • Overall belly pain
    • Diffuse abdominal pain

    ICD-10 Codes:

    • R1084: Generalized abdominal pain

    What procedures does a Surgical Oncologist like Dr. Lomis typically perform?

    As a Surgical Oncologist, Dr. Lomis performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Lomis. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

    Also known as:

    • Ultrasound-Guided Breast Biopsy
    • Breast Biopsy
    • Percutaneous Breast Biopsy
    • Breast Tissue Sample
    • Breast Lesion Biopsy with Clip

    CPT Codes:

    • 19083: Biopsy, breast, with placement of breast localization device(s) (eg, clip, metallic pellet), when performed, and imaging of the biopsy specimen, when performed, percutaneous; first lesion, including ultrasound guidance

    Also known as:

    • Partial Mastectomy
    • Partial Mastectomy with Lymph Node Removal
    • Mastectomy
    • Lumpectomy
    • Breast conserving surgery
    • Quadrantectomy
    • Segmentectomy
    • Lumpectomy with Lymphadenectomy
    • Breast Conserving Surgery with Lymph Node Dissection
    • Quadrantectomy with Axillary Dissection

    CPT Codes:

    • 19301: Mastectomy, partial (eg, lumpectomy, tylectomy, quadrantectomy, segmentectomy);
    • 19302: Mastectomy, partial (eg, lumpectomy, tylectomy, quadrantectomy, segmentectomy); with axillary lymphadenectomy

    Also known as:

    • Breast Biopsy with Stereotactic Guidance
    • Breast Biopsy
    • Stereotactic Breast Biopsy
    • Image-Guided Breast Biopsy
    • Percutaneous Breast Biopsy
    • Breast Lesion Biopsy

    CPT Codes:

    • 19081: Biopsy, breast, with placement of breast localization device(s) (eg, clip, metallic pellet), when performed, and imaging of the biopsy specimen, when performed, percutaneous; first lesion, including stereotactic guidance

    Also known as:

    • Breast Lesion Localization
    • Breast clip placement
    • Wire localization for breast surgery
    • Radioactive seed placement in breast
    • Ultrasound-guided breast marker

    CPT Codes:

    • 19285: Placement of breast localization device(s) (eg, clip, metallic pellet, wire/needle, radioactive seeds), percutaneous; first lesion, including ultrasound guidance

    Also known as:

    • Laparoscopic Gallbladder Removal
    • Keyhole Gallbladder Surgery
    • Cholecystectomy Laparoscopic
    • Minimally Invasive Gallbladder Surgery

    CPT Codes:

    • 47562: Laparoscopy, surgical; cholecystectomy

    Also known as:

    • Emergency Abdominal Hernia Repair with Mesh
    • Incarcerated Hernia Repair
    • Strangulated Hernia Surgery
    • Ventral Hernia Repair with Mesh
    • Umbilical Hernia Repair

    CPT Codes:

    • 49594: Repair of anterior abdominal hernia(s) (ie, epigastric, incisional, ventral, umbilical, spigelian), any approach (ie, open, laparoscopic, robotic), initial, including implantation of mesh or other prosthesis when performed, total length of defect(s); 3 cm to 10 cm, incarcerated or strangulated

    Does Dr. Lomis accept my insurance?

    Dr. Lomis accepts most major insurance plans. Important: Please call our office at (818) 782-3255 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Lomis accept in Van Nuys, CA?

    Dr. Lomis in Van Nuys, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Shield of California

    • Centene Corporation

    • City of Los Angeles

    • Elevance Health Inc. (formerly Anthem)

    • Kaiser Permanente

    • L.A. Care Health Plan

    • Other Health Care Provider

    • Preferred IPA

    • State of California

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Lomis' office located?

    Dr. Thomas Lomis' Primary Practice

    15211 Vanowen St Ste 208

    Van Nuys, CA 91405

    (818) 782-3255

    Get Directions

    What is Dr. Lomis's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Lomis's National Provider Identifier (NPI) number is 1023037199.

    What common questions do patients ask about Dr. Lomis?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lomis

    What is Dr. Thomas Lomis's specialty?

    Dr. Lomis is a Surgical Oncologist near Van Nuys, CA.

    What does a Surgical Oncologist do?

    A surgical oncologist is a highly qualified and trained surgeon with specialized expertise in the prevention, diagnosis, treatment, and rehabilitation of cancer patients. They have received additional training in a multidisciplinary approach and dedicate a significant portion of their practice to these areas, as well as to cancer research.

    Is Dr. Thomas Lomis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Lomis is affiliated with Valley Presbyterian Hospital, Providence Holy Cross Medical Center, Providence Cedars-Sinai Tarzana Medical Center, Kaiser Permanente Panorama City Medical Center, Henry Mayo Newhall Hospital, Adventist Health White Memorial which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Surgical Oncologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Surgical Oncologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. Thomas Lomis accepting new patients in Van Nuys, CA?

    Yes, Dr. Thomas Lomis is accepting new patients at this time.

    Does Dr. Thomas Lomis offer online booking?

    Please contact Dr. Lomis' office at (818) 782-3255 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Thomas Lomis?

    Please contact Dr. Lomis' office at (818) 782-3255 to schedule an appointment.

    Where is Dr. Lomis' office located?

    Dr. Lomis' office is located in Van Nuys, CA.

    Which board certifications does Dr. Thomas Lomis have?

    Dr. Thomas Lomis is certified by the American Board of Surgery.