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Dr. Dianna Hardatt, MD

Hartford, CT

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hardatt, Pediatric Hematologist-Oncologist in Hartford, CT?

    Dr. Dianna Hardatt, MD is a Pediatric Hematologist-Oncologist, who primarily practices in Hartford, CT with 2 additional practice locations. Dr. Hardatt is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Hardatt’s office.

    What languages does Dr. Hardatt speak?

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

    • English

    What conditions does a Pediatric Hematologist-Oncologist like Dr. Hardatt typically treat?

    As a Pediatric Hematologist-Oncologist, Dr. Hardatt 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. Hardatt. 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 here.

    Also known as:

    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified
    • D649: Anemia, unspecified

    Also known as:

    • Sickle Cell Disease (Stable)
    • Sickle Cell Disease
    • Sickle cell anemia without crisis
    • Chronic sickle cell disease
    • Stable sickle cell

    ICD-10 Codes:

    • D571: Sickle-cell disease without crisis

    Also known as:

    • Low Neutrophil Count
    • Blood Disorder
    • Neutropenia
    • Low white blood cell count
    • Neutrophil deficiency

    ICD-10 Codes:

    • D709: Neutropenia, unspecified

    What procedures does a Pediatric Hematologist-Oncologist like Dr. Hardatt typically perform?

    As a Pediatric Hematologist-Oncologist, procedures performed by Dr. Dianna Hardatt may include:

    Please contact Dr. Hardatt's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Hardatt accept my insurance?

    Dr. Hardatt accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hardatt accept in Hartford, CT?

    Dr. Hardatt in Hartford, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Healthfirst New York

    • Molina Healthcare

    • New York City Health and Hospitals Corporation

    • Service Employees International Union (SEIU)

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Hardatt's office located?

    Dr. Dianna Hardatt's Primary Practice

    282 Washington St

    Hartford, CT 06106

    Get Directions

    Dr. Dianna Hardatt's Practice 2

    1650 Grand Concourse

    Bronx, NY 10457

    Get Directions

    Dr. Dianna Hardatt's Practice 3

    1276 Fulton Ave

    Bronx, NY 10456

    Get Directions

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

    Dr. Hardatt's National Provider Identifier (NPI) number is 1295268738.

    What common questions do patients ask about Dr. Hardatt?

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

    What is Dr. Dianna Hardatt's specialty?

    Dr. Hardatt is a Pediatric Hematologist-Oncologist near Hartford, CT.

    What does a Pediatric Hematologist-Oncologist do?

    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.

    Is this Dr. Dianna Hardatt affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hardatt is affiliated with Bronxcare Health System which is a Castle Connolly Top Hospital. 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 Pediatric Hematologist-Oncologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Pediatric Hematologist-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 Dianna Hardatt accepting new patients in Hartford, CT?

    Yes, Dr. Dianna Hardatt is accepting new patients at this time.

    Does Dr. Dianna Hardatt offer online booking?

    Please contact Dr. Hardatt's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dianna Hardatt?

    Please contact Dr. Hardatt's office for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>