37 Years of Experience
Accepting patients
Who is Dr. Dreyer, Pediatric Hematologist-Oncologist in Houston, TX?
Dr. Zoann Dreyer, MD is a Pediatric Hematologist-Oncologist, who primarily practices in Houston, TX with 1 additional practice location. She has been practicing for over 37 years and is board certified. Dr. Dreyer graduated from University of California and completed her residency at Baylor Coll Of Med, Pediatric Hematology-Oncology Baylor Coll Of Med, Pediatrics. She is a member of the Gulf Coast Hematology Society, President, American Society of Pediatric Hematology/Oncology, American Society of Hematology, and American Society of Clinical Oncology,. Dr. Dreyer is fluent in English, Greek, Modern (1453-), and Spanish, and is currently seeing new patients. Dr. Dreyer’s practice accepts Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dreyer’s office at (832) 822-4240.
What are Areas of Expertise for Dr. Dreyer?
Dr. Zoann Dreyer, MD is a highly-rated, board-certified Pediatric Hematologist-Oncologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Dreyer empowers patients to confidently navigate their health journey, specializing in Cancer Survivors-Late Effects of Therapy, Leukemia in Infants, or comprehensive wellness support. Serving the Houston/TX community, Dr. Dreyer is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Dreyer go to medical school and complete their residency?
Fellowship: Pediatric Hematology and Oncology, Baylor College of Medicine, Houston, TX | Baylor College of Medicine, Pediatric Hematology Oncology
Residency: Baylor Coll Of Med, Pediatric Hematology-Oncology Baylor Coll Of Med, Pediatrics | Baylor College of Medicine Affiliated Hospitals | Baylor College of Medicine Program
Medical School: University Of Ca- Davis- Sch Of Med- Davis Ca | University of California
Is Dr. Dreyer board certified as a Pediatric Hematologist-Oncologist?
Yes, Dr. Zoann Dreyer, MD is board certified by the American Board of Pediatrics , American Board of Dermatology
What languages does Dr. Dreyer speak?
Dr. Dreyer and their clinical team can communicate with patients in the following languages:
English
Greek, Modern (1453-)
Spanish
What conditions does Dr. Dreyer treat?
As a Pediatric Hematologist-Oncologist, Dr. Dreyer 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. Dreyer. 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.
Also known as:
- Acute Lymphocytic Leukemia in Remission
- Acute Lymphoblastic Leukemia
- Acute Lymphocytic Leukemia in Relapse
- Acute Myeloid Leukemia in Remission
- Acute Lymphocytic Leukemia
- Acute Myeloid Leukemia
- ALL Leukemia in Remission
- Acute Lymphoblastic Leukemia in Remission
- Childhood Leukemia in Remission
- ALL
- Acute lymphocytic leukemia
- Lymphoblastic leukemia
- ALL Leukemia in Relapse
- Acute Lymphoblastic Leukemia in Relapse
- Recurrent Childhood Leukemia
- AML Leukemia in Remission
- Acute Myeloblastic Leukemia in Remission
- Acute Myelogenous Leukemia in Remission
ICD-10 Codes:
- C9101: Acute lymphoblastic leukemia, in remission
- C9100: Acute lymphoblastic leukemia not having achieved remission
- C9102: Acute lymphoblastic leukemia, in relapse
- C9201: Acute myeloblastic leukemia, in remission
Also known as:
- Cancer Chemotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
Also known as:
- Abdominal or Pelvic Swelling, Mass, or Lump
- Belly lump
- Pelvic mass
- Abdominal swelling
ICD-10 Codes:
- R1900: Intra-abdominal and pelvic swelling, mass and lump, unspecified site
What procedures does Dr. Dreyer perform?
As a Pediatric Hematologist-Oncologist, Dr. Dreyer 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. Dreyer. 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.
Also known as:
- Inhalation Breathing Treatment
- Nebulizer Treatment
- Aerosol Treatment
- IPPB Treatment
- Airway Obstruction Treatment
CPT Codes:
- 94640: Pressurized or nonpressurized inhalation treatment for acute airway obstruction for therapeutic purposes and/or for diagnostic purposes such as sputum induction with an aerosol generator, nebulizer, metered dose inhaler or intermittent positive pressure breathing (IPPB) device
Also known as:
- Pentamidine Inhalation Treatment
- Pentamidine Aerosol Therapy
- PCP Prevention Inhalation
- Lung Infection Inhalation
CPT Codes:
- 94642: Aerosol inhalation of pentamidine for pneumocystis carinii pneumonia treatment or prophylaxis
Also known as:
- Blood Transfusion
- Blood Transfusion and Donation
- Blood product transfusion
- Red blood cell transfusion
- Plasma transfusion
CPT Codes:
- 36430: Transfusion, blood or blood components
Does Dr. Dreyer accept my insurance?
Dr. Dreyer accepts most major insurance plans. Important: Please call our office at (832) 822-4240 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Dreyer accept in Houston, TX?
Dr. Dreyer in Houston, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Aetna
Blue Cross Blue Shield
Cigna
Oscar
Oxford Health Plans
UnitedHealthcare
View All Insurances
Where is Dr. Dreyer's office located?
Recognitions
Memberships & Associations
Gulf Coast Hematology Society, President
President
American Society of Pediatric Hematology/Oncology
Member
American Society of Hematology
Member
American Society of Clinical Oncology,
Member
Awards
Texas Super Doctors
What is Dr. Dreyer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Dreyer's National Provider Identifier (NPI) number is 1992885230.
What common questions do patients ask about Dr. Dreyer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Dreyer
What is Dr. Zoann Dreyer's specialty?
Dr. Dreyer is a Pediatric Hematologist-Oncologist near Houston, TX. A pediatrician trained in the integration of pediatrics, hematology, and oncology, specializing in the recognition and management of blood disorders and cancer in children. This expert provides comprehensive care for conditions such as anemia, bleeding disorders, and various pediatric cancers. Contact Dr. Dreyer to book an appointment today.
Is this Dr. Zoann Dreyer affiliated with a ranked Castle Connolly Top Hospital?
No, Dreyer is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Texas Children's Hospital. Castle Connolly Top Hospitals 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
Where can I learn more about Pediatric Hematologist-Oncologist?
Explore Pediatric Hematologist-Oncologist with 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 Zoann Dreyer accepting new patients in Houston, TX?
Yes, Dr. Zoann Dreyer is accepting new patients at this time.
Does Dr. Zoann Dreyer offer online booking?
Please contact Dr. Dreyer's office at (832) 822-4240 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Zoann Dreyer?
Please contact Dr. Dreyer's office at (832) 822-4240 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Zoann Dreyer have?
Dr. Zoann Dreyer is certified by the American Board of Pediatrics and American Board of Dermatology.
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