JB
41 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Bucuvalas, Pediatric Gastroenterologist in New York, NY?
Dr. John Bucuvalas, MD is a Pediatric Gastroenterologist, who primarily practices in New York, NY. He has been practicing for over 41 years and is board certified. Dr. Bucuvalas graduated from Harvard Medical School, Boston, Massachusetts and completed his residency at Childrens Hosp Med Ctr, Pediatrics; Mass Gen Hosp, Pediatrics. Dr. Bucuvalas is fluent in English, and is currently seeing new patients. Dr. Bucuvalas’s practice accepts Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Bucuvalas’s office at (212) 659-8060.
What are Areas of Expertise for Dr. Bucuvalas?
Dr. John Bucuvalas, MD is a highly-rated, board-certified Pediatric Gastroenterologist 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. Bucuvalas empowers patients to confidently navigate their health journey, specializing in Liver Disease, Transplant Medicine-Liver, and comprehensive wellness support. Serving the New York, NY community, Dr. Bucuvalas is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Bucuvalas go to medical school and complete their residency?
Residency: Childrens Hosp Med Ctr, Pediatrics; Mass Gen Hosp, Pediatrics | Children's Hospital/Boston Medical Center Program A
Medical School: Harvard Medical School, Boston, Massachusetts | Harvard Medical School, Boston, Massachusetts
Is Dr. Bucuvalas board certified as a Pediatric Gastroenterologist?
Yes, Dr. John Bucuvalas, MD is board certified by the American Board of Pediatrics
What languages does Dr. Bucuvalas speak?
Dr. Bucuvalas and their clinical team can communicate with patients in the following languages:
English
What conditions does a Pediatric Gastroenterologist like Dr. Bucuvalas typically treat?
As a Pediatric Gastroenterologist, Dr. Bucuvalas 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. Bucuvalas. 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:
- Liver Transplant
- Liver Transplantation
- Hepatic Transplant
- Liver Graft
- New Liver
ICD-10 Codes:
- Z944: Liver transplant status
Also known as:
- Other Abnormal Enzyme Levels
- Unspecified high enzymes
- Various enzyme abnormalities
- Abnormal serum enzyme levels
ICD-10 Codes:
- R748: Abnormal levels of other serum enzymes
Also known as:
- Fatty Liver Disease
- Liver Disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NAFLD
- NASH
- Hepatic steatosis
ICD-10 Codes:
- K760: Fatty (change of) liver, not elsewhere classified
Also known as:
- Other Specific Abnormal Blood Chemistry Results
- Blood
- Specified Blood Chemistry Imbalance
- Unusual Blood Chemistry Findings
- Specific Blood Panel Abnormalities
ICD-10 Codes:
- R7989: Other specified abnormal findings of blood chemistry
Also known as:
- Other Eating and Drinking Problems
- Unusual food cravings
- Difficulty swallowing
- Changes in appetite
ICD-10 Codes:
- R638: Other symptoms and signs concerning food and fluid intake
Also known as:
- Nonalcoholic steatohepatitis (NASH)
- Fatty Liver Disease
- Non-alcoholic fatty liver disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NASH
- Non-alcoholic fatty liver disease with inflammation
- Fatty liver inflammation
ICD-10 Codes:
- K7581: Nonalcoholic steatohepatitis (NASH)
Also known as:
- Autoimmune hepatitis
- Autoimmune Disease
- Hepatitis
- Autoimmune Hepatitis
- AIH
- Autoimmune liver disease
- Chronic autoimmune hepatitis
ICD-10 Codes:
- K754: Autoimmune hepatitis
What procedures does a Pediatric Gastroenterologist like Dr. Bucuvalas typically perform?
As a Pediatric Gastroenterologist, procedures performed by Dr. John Bucuvalas may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
Please contact Dr. Bucuvalas' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Bucuvalas accept my insurance?
Dr. Bucuvalas accepts most major insurance plans. Important: Please call our office at (212) 659-8060 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Bucuvalas accept in New York, NY?
Dr. Bucuvalas in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
EmblemHealth
Healthfirst New York
New York City Health and Hospitals Corporation
State of New York
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Bucuvalas' office located?
What is Dr. Bucuvalas's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Bucuvalas's National Provider Identifier (NPI) number is 1821025511.
What common questions do patients ask about Dr. Bucuvalas?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Bucuvalas
What is Dr. John Bucuvalas's specialty?
Dr. Bucuvalas is a Pediatric Gastroenterologist near New York, NY.
What does a Pediatric Gastroenterologist do?
A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs.
Is this Dr. John Bucuvalas affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Bucuvalas is affiliated with The Mount Sinai Hospital 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 Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Pediatric Gastroenterologist. 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 John Bucuvalas accepting new patients in New York, NY?
Yes, Dr. John Bucuvalas is accepting new patients at this time.
Does Dr. John Bucuvalas offer online booking?
Please contact Dr. Bucuvalas's office at (212) 659-8060 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Bucuvalas?
Please contact Dr. Bucuvalas's office at (212) 659-8060 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Bucuvalas have?
Dr. John Bucuvalas is certified by the American Board of Pediatrics.
Other Pediatric Gastroenterologist Near New York, NY

Pediatric Gastroenterologist
Dr. Keith Benkov, MD is a Pediatric Gastroenterologist, who primarily practices in New York, NY with 2 additional practice locations. He is board certified.
New York, NY

Pediatric Gastroenterologist
Dr. Ronen Arnon, MD is a Pediatric Gastroenterologist, who primarily practices in New York, NY. He has been practicing for over 35 years.
New York, NY

Pediatric Gastroenterologist
Dr. Mirna Chehade, MD is a Pediatric Gastroenterologist, who primarily practices in New York, NY with 1 additional practice location. She has been practicing for over 23 years and is board certified.
New York, NY