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Dr. Guillermo Lazo-Diaz, MD

Medical Oncology*
3.7 (6)
Map Pin Small McAllen, TX
Accepting new patients
31 years of experience

Offers telehealth

Overview of Dr. Guillermo Lazo-Diaz, MD

Dr. Guillermo Lazo-Diaz, MD is a Medical Oncology Specialist in McAllen, TX. They specialize in Medical Oncology, has 31 years of experience. They graduated from UNIVERSITY OF BURUNDI / FACULTY OF MEDICINE and is affiliated with Rio Grande Regional Hospital, Doctors Hospital At Renaissance, Mission Regional Medical Center and South Texas Health System Edinburg. Patients rated Dr. Lazo-Diaz an average 3.7 star rating.

Dr. Lazo-Diaz works at Texas Heart and Vascular - Advanced Cardiac Care Center in McAllen, TX with other offices in Mcallen, TX. They frequently treat conditions like Bleeding Disorders along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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User Ratings (of at least 4.0)
Insurance Accepted
Headshot Available
Accepting New Patients
Conditions Treated and Procedures Performed

Dr. Lazo-Diaz's Office Locations

  1. 1
    McAllen
    1901 S Col Rowe Blvd, McAllen, TX 78503 Icon Directions Right Arrow Directions Phone Icon (956) 687-5150
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 17:00
  2. 2
    Texas Oncology-McAllen
    1901 N Col Rowe Blvd, Mcallen, TX 78501 Icon Directions Right Arrow Directions Phone Icon (956) 687-5150

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Rio Grande Regional Hospital
  • Doctors Hospital At Renaissance
  • Mission Regional Medical Center
  • South Texas Health System Edinburg

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Bleeding Disorders
Coagulation Disorders
Leukocytopenia

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Bleeding Disorders
Coagulation Disorders
Leukocytopenia
Anemia
  • View other providers who treat Anemia
Bone Cancer
Breast Cancer
Colorectal Cancer
Deep Vein Thrombosis (DVT)
Diffuse Large B-Cell Lymphoma
Endocrine Gland Cancer
Follicular Lymphoma Grade 1
Gastrointestinal Malabsorption
Hypercoagulable State
Intestinal Malabsorption Carbohydrate
Kidney Cancer
Leukocytosis
Liver Cancer
Lung Cancer
Malignant Pituitary Gland Tumor
Marginal Zone Lymphoma
Metastatic Respiratory System Cancer
Myeloproliferative Disorders
Neuroendocrine Tumors
Non-Hodgkin's Lymphoma
Pancytopenia
Polycythemia Rubra Vera
Primary Central Nervous System Lymphoma
Primary Hypercoagulable State
Prostate Cancer
Retroperitoneum Cancer
Stomach Cancer
Thrombocytosis
Thyroid Cancer
Venous Embolism and Thrombosis
Acute Leukemia
Acute Lymphoid Leukemia
Acute Myeloblastic Leukemia Type 3
Acute Myeloid Leukemia
Adrenal Gland Cancer
Amyloidosis
Anal and Rectal Cancer
Anaplastic Large Cell Lymphoma
Anaplastic Large Cell Lymphoma, ALK Negative
Antiphospholipid Syndrome (APS)
Bladder Cancer
Brain Cancer
Breast Carcinoma
Burkitt's Lymphoma
Cancer of Cerebral Meninges
Central Nervous System Lymphoma
Cervical Cancer
Cholangiocarcinoma
Chronic Lymphocytic Leukemia
Chronic Myeloid Leukemia (CML)
Chronic Myelomonocytic Leukemia
Chronic Pulmonary Embolism
Cryoglobulinemia
Cutaneous T-Cell Lymphoma
Ductal Carcinoma in Situ
Duodenal Cancer
Esophageal Cancer
Ewing's Sarcoma
Eye Cancer
Follicular Lymphoma Grade 2
Follicular Lymphoma Grade 3
Follicular Lymphoma Grade 3A
Follicular Lymphoma Grade 3B
Head and Neck Cancer
Hemochromatosis
Hemophilia
Hodgkin's Disease
Hypogammaglobulinemia
Hypothalamus Cancer
Illeum Cancer
Immune Thrombocytopenia
Immune Thrombocytopenic Purpura (ITP)
Kaposi Sarcoma of Skin
Kaposi's Sarcoma
Laryngeal Cancer
Lymphocytopenia
Lymphocytosis
Macroglobulinemia (incl. Waldenstrom's )
Male Breast Cancer
Male Breast Carcinoma
Malignant Mediastinal Tumor
Melanoma
  • View other providers who treat Melanoma
Merkel Cell Carcinoma
Mycosis Fungoides
Myelodysplastic Syndromes
Myeloma
  • View other providers who treat Myeloma
Neutropenia
Nodular Lymphocyte-Predominant Hodgkin Lymphoma
Oral Cancer
Osteosarcoma
Ovarian Cancer
Pancreatic Cancer
Parathyroid Cancer
Peritoneal Cancer
Pernicious Anemia
Pineal Region Tumors
Purpura
  • View other providers who treat Purpura
Qualitative Platelet Defects (incl. Glanzmann's Thrombasthenia)
Salivary Gland Cancer
Sickle Cell Disease
Sickle Cell Hemoglobin SS Disease
Skin Cancer
Small Intestine Cancer
Soft Tissue Sarcoma
Soft Tissue Sarcoma of Head, Face, and Neck
Squamous Cell Carcinoma of Skin
Systemic Amyloidosis
Testicular Cancer
Thalassemia
Throat Cancer (Hypopharyngeal)
Throat Cancer (Nasopharyngeal)
Tongue Cancer
Upper Digestive Tract Cancer
Urinary Tract Cancer
Uterine Cancer
Vitamin B Deficiency
Vitamin B12 Anemia
Vitamin B12 Deficiency
von Willebrand Disease
Anemia and Iron Deficiency Screening
Bone Marrow Biopsy
Erythropoietin Test
Plasmapheresis
Check your insurance
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    • Aetna
    • Ambetter
    • Anthem
    • Blue Cross and Blue Shield of Texas
    • Blue Cross Blue Shield
    • CareFirst Blue Cross Blue Shield
    • First Health

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    3.7
    Average provider rating
    Based on 6 ratings
    Patient Ratings (6)
    5 Star
    (4)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (2)
    Leave a review

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    Dr. Lazo-Diaz's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Lazo-Diaz

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Guillermo Lazo-Diaz, MD

    Specialties*
    • Medical Oncology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 31 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English, Spanish
    Languages Spoken
    NPI Number
    • 1760421101
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • UNIVERSITY OF BURUNDI / FACULTY OF MEDICINE
    Medical Education

    Frequently Asked Questions

    Dr. Guillermo Lazo-Diaz, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Lazo-Diaz is offering online scheduling or call the provider’s office for more information.

    Dr. Lazo-Diaz has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Lazo-Diaz has seen patients for Bleeding Disorders, and more. You can see other conditions treated by Dr. Lazo-Diaz on their profile. Please call the provider’s office to confirm all visit reasons.

    6 patients have reviewed Dr. Lazo-Diaz. The overall rating for this provider is 3.7. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Lazo-Diaz.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Lazo-Diaz, there are benefits to both methods. A person calling to schedule an with Dr. Lazo-Diaz appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Lazo-Diaz, or would you like to choose another provider and have an online appointment right now?
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    Call now to make an appointment
    (956) 687-5150

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