
Dr. Allyson Ocean, MD
New York, NY
21 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ocean, Hematologist in New York, NY?
Dr. Ocean is a medical oncologist and attending physician in gastrointestinal oncology at NewYork-Presbyterian Hospital/Weill Cornell Medical Center; Associate?Professor of Medicine at the Weill Medical College of Cornell University; and medical oncologist at The Jay Monahan Center for Gastrointestinal Health.Dr. Ocean graduated cum laude from Tufts University. She also graduated with honors from the Tufts University School of Medicine and completed residency in internal medicine at New York-Presbyterian/Weill Cornell Medical Center. Dr. Ocean was chief fellow during her fellowship in hematology and medical oncology at NewYork-Presbyterian Hospital/Weill Cornell Medical Center.Dr. Ocean is the author of numerous peer-reviewed articles and abstracts and is an active member of several professional societies, including the American Society of Clinical Oncology, American Society of Hematology, and American Association for Cancer Research.Twitter: @drallysonoceanFacebook page: Dr. Allyson Ocean?????
What are Areas of Expertise for Dr. Ocean?
Dr. Allyson Ocean, 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. Ocean empowers patients to confidently navigate their health journey, specializing in Colon & Rectal Cancer, Gastric Cancer, Immunotherapy, Liver Cancer, Neuroendocrine Tumors, Pancreatic Cancer, Vaccine Therapy, and comprehensive wellness support. Serving the New York, NY community, Dr. Ocean is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Ocean go to medical school and complete their residency?
Residency: Ny And Presby Hosp, Internal Medicine | New York Presbyterian Hospital
Medical School: Tufts Univ Sch of Med, Boston Ma
Is Dr. Ocean board certified as a Hematologist?
Yes, Dr. Allyson Ocean, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Ocean speak?
Dr. Ocean and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Hematologist like Dr. Ocean typically treat?
As a Hematologist, Dr. Ocean 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. Ocean. 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:
- Pancreatic Cancer
- Pancreas Cancer
- Malignant Pancreatic Tumor
- Pancreatic Carcinoma
- Cancer of the pancreas
- Malignant neoplasm of pancreas
- Pancreatic adenocarcinoma
ICD-10 Codes:
- C259: Malignant neoplasm of pancreas, unspecified
- C250: Malignant neoplasm of head of pancreas
Also known as:
- Colorectal Cancer
- Colon cancer
- Rectal cancer
- Bowel cancer
- Malignant neoplasm of colon
ICD-10 Codes:
- C189: Malignant neoplasm of colon, unspecified
Also known as:
- Cancer Chemotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
What procedures does a Hematologist like Dr. Ocean typically perform?
As a Hematologist, Dr. Ocean 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. Ocean. 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:
- Declotting of Vascular Access Device
- Catheter declotting
- Thrombolytic therapy for catheter
- Blocked port-a-cath treatment
- Vascular access device unblocking
CPT Codes:
- 36593: Declotting by thrombolytic agent of implanted vascular access device or catheter
Does Dr. Ocean accept my insurance?
Dr. Ocean 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. Ocean accept in New York, NY?
Dr. Ocean in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
CVS Health (formerly Aetna)
EmblemHealth
Healthfirst New York
Humana
Medicare
Mutual of Omaha
National Benefit Fund
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Ocean's office located?
What is Dr. Ocean's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ocean's National Provider Identifier (NPI) number is 1366530636.
What common questions do patients ask about Dr. Ocean?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ocean
What is Dr. Allyson Ocean's specialty?
Dr. Ocean 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. Allyson Ocean affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ocean is affiliated with Newyork-Presbyterian Hospital/weill Cornell 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 Allyson Ocean accepting new patients in New York, NY?
Yes, Dr. Allyson Ocean is accepting new patients at this time.
Does Dr. Allyson Ocean offer online booking?
Please contact Dr. Ocean's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Allyson Ocean?
Please contact Dr. Ocean's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Allyson Ocean have?
Dr. Allyson Ocean is certified by the American Board of Internal Medicine.
Other Hematologist Near New York, NY

Dr. Elizabeta Popa, MD is a Hematologist, who primarily practices in NEW YORK, NY. She has been practicing for over 20 years and is board certified.
Gastrointestinal (GI) Oncology
1305 York Avenue
NEW YORK, NY 10021

Medical Oncologist
Dr. Joseph Ruggiero, MD is a Medical Oncologist, who primarily practices in New York, NY with 1 additional practice location. He has been practicing for over 42 years and is board certified.
New York, NY

Dr. Maria Teresa Desancho, MD is a Hematologist, who primarily practices in New York, NY.

NewYork-Presbyterian Hospital
520 East 70th Street
New York, NY 10021

