
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Diuguid, Hematologist in New York, NY?
Dr. Diuguid received his undergraduate degree from Harvard College where he graduated cum laude. He matriculated at Weill Cornell and received his medical degree in 1979. He did residency at Boston University Medical Center where he served as Chief Resident from 1982 to 1983. He then completed his fellowship training at Tufts New England Medical Center in Boston and served on the faculty there for three years before coming to Columbia. Dr. Diuguid cares for patients with both bleeding and clotting disorders with a special emphasis on patients with a history of increased risk of clotting problems. He also cares for patients with hematological malignancies including lymphoma, acute and chronic leukemia, and myeloma. He currently is involved in patient care, clinical research, and teaching on the hematology service. He serves as Head of the Coagulation Service and is also Head of the Section of Hematology.
What are Areas of Expertise for Dr. Diuguid?
Dr. David Diuguid, MD is a highly-rated, board-certified Hematologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Diuguid empowers patients to confidently navigate their health journey, specializing in Anemia, Autoimmune Disease, Bleeding/Coagulation Disorders, Hemophilia, Leukemia & Lymphoma, and comprehensive wellness support. Serving the New York, NY community, Dr. Diuguid is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Diuguid go to medical school and complete their residency?
Fellowship: New England Medical Center-TUFTS University
Residency: New England Med Ctr Hosps, Hematology/Oncology; Boston Univ Med Ctr/Univ Hp, Internal Medicine | Boston University in Boston | Boston University Medical Center Program
Medical School: Jawaharlal Institute of Post Graduate Medicine Research, Pondicherry University
Is Dr. Diuguid board certified as a Hematologist?
Yes, Dr. David Diuguid, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Diuguid speak?
Dr. Diuguid and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Hematologist like Dr. Diuguid typically treat?
As a Hematologist, Dr. Diuguid 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. Diuguid. 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:
- Iron Deficiency Anemia from Chronic Blood Loss
- Anemia
- Iron
- Anemia due to iron deficiency and blood loss
- Chronic blood loss anemia
- Low iron anemia from bleeding
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
ICD-10 Codes:
- D500: Iron deficiency anemia secondary to blood loss (chronic)
- D649: Anemia, unspecified
Also known as:
- Sickle Cell Disease (Stable)
- Sickle Cell-Hemoglobin C Disease
- Sickle Cell Disease
- Sickle cell anemia without crisis
- Chronic sickle cell disease
- Stable sickle cell
- Hb SC Disease
- Sickle Hemoglobin C Disease
ICD-10 Codes:
- D571: Sickle-cell disease without crisis
- D5720: Sickle-cell/Hb-C disease without crisis
What procedures does a Hematologist like Dr. Diuguid typically perform?
As a Hematologist, Dr. Diuguid 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. Diuguid. 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:
- Bone Marrow Biopsy and Aspiration
- Biopsy
- Bone Marrow Tests
- Bone Marrow Exam
- Bone Marrow Sample Collection
- Diagnostic Bone Marrow Procedure
CPT Codes:
- 38222: Diagnostic bone marrow; biopsy(ies) and aspiration(s)
Does Dr. Diuguid accept my insurance?
Dr. Diuguid 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. Diuguid accept in New York, NY?
Dr. Diuguid in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
AMA Insurance Services
Cigna Group
CVS Health (formerly Aetna)
EmblemHealth
Healthfirst New York
Medicare
National Benefit Fund
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Diuguid's office located?

New York Presbyterian, Hematology/Oncology
161 Fort Washington Avenue
New York, NY 10032
Recognitions
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - All Time
Among the most nominated for the Castle Connolly Top Doctor recognition across all time
What is Dr. Diuguid's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Diuguid's National Provider Identifier (NPI) number is 1811055692.
What common questions do patients ask about Dr. Diuguid?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Diuguid
What is Dr. David Diuguid's specialty?
Dr. Diuguid is a Hematologist near New York, NY.
What does a Hematologist do?
An internist with advanced training specializing in disorders of the blood, spleen, and lymphatic system. This specialist manages conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia, and lymphoma.
Is this Dr. David Diuguid affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Diuguid is affiliated with Newyork-Presbyterian/columbia University Irving Medical Center 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 Hematologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Hematologist. 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 David Diuguid accepting new patients in New York, NY?
Yes, Dr. David Diuguid is accepting new patients at this time.
Does Dr. David Diuguid offer online booking?
Please contact Dr. Diuguid's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with David Diuguid?
Please contact Dr. Diuguid's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. David Diuguid have?
Dr. David Diuguid is certified by the American Board of Internal Medicine.
Other Hematologist Near New York, NY

Dr. Nicole Lamanna, MD is a Medical Oncologist, who primarily practices in New York, NY. She has been practicing for over 22 years and is board certified.

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New York, NY 10032

Dr. Joseph Jurcic, MD is a Hematologist, who primarily practices in New York, NY. He is board certified.

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Dr. Andrew Eisenberger, MD is a Hematologist, who primarily practices in New York, NY. He has been practicing for over 18 years and is board certified.

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New York, NY 10032
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