
35 Years of Experience
Accepting patients
Who is Dr. Grosman, Gastroenterologist in Brooklyn, NY?
Dr. Irwin Grosman, MD is a Gastroenterologist, who primarily practices in Brooklyn, NY. He has been practicing for over 35 years and is board certified. Dr. Grosman completed his residency at Nassau Co Med Ctr, Internal Medicine. Dr. Grosman is fluent in English, Hebrew, Spanish, and Yiddish, and is currently seeing new patients. Dr. Grosman’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grosman’s office at (917) 300-0553.
What are Areas of Expertise for Dr. Grosman?
Dr. Irwin Grosman, MD is a highly-rated, board-certified 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. Grosman empowers patients to confidently navigate their health journey, specializing in Colon Cancer Screening, Irritable Bowel Syndrome, Liver Disease, and comprehensive wellness support. Serving the Brooklyn, NY community, Dr. Grosman is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Grosman go to medical school and complete their residency?
Residency: Nassau Co Med Ctr, Internal Medicine | Nassau University Medical Center, East Meadow, New York | The Montefiore Medical Center
Medical School: Suny At Stony Brook Hlth Sci Ctr, Stony Brook Ny
Is Dr. Grosman board certified as a Gastroenterologist?
Yes, Dr. Irwin Grosman, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Grosman speak?
Dr. Grosman and their clinical team can communicate with patients in the following languages:
English
Hebrew
Spanish
Yiddish
What conditions does a Gastroenterologist like Dr. Grosman typically treat?
As a Gastroenterologist, Dr. Grosman 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. Grosman. 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:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
ICD-10 Codes:
- K2970: Gastritis, unspecified, without bleeding
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
What procedures does a Gastroenterologist like Dr. Grosman typically perform?
As a Gastroenterologist, Dr. Grosman 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. Grosman. 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:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Does Dr. Grosman accept my insurance?
Dr. Grosman accepts most major insurance plans. Important: Please call our office at (917) 300-0553 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Grosman accept in Brooklyn, NY?
Dr. Grosman in Brooklyn, 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)
Elderplan
EmblemHealth
International Brotherhood of Teamsters (IBT)
Medicare
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Grosman's office located?
What is Dr. Grosman's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Grosman's National Provider Identifier (NPI) number is 1821059668.
What common questions do patients ask about Dr. Grosman?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Grosman
What is Dr. Irwin Grosman's specialty?
Dr. Grosman is a Gastroenterologist near Brooklyn, NY.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is this Dr. Irwin Grosman affiliated with a ranked Castle Connolly Top Hospital?
No, Grosman is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Newyork-Presbyterian Brooklyn Methodist 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a 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 Irwin Grosman accepting new patients in Brooklyn, NY?
Yes, Dr. Irwin Grosman is accepting new patients at this time.
Does Dr. Irwin Grosman offer online booking?
Please contact Dr. Grosman's office at (917) 300-0553 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Irwin Grosman?
Please contact Dr. Grosman's office at (917) 300-0553 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Irwin Grosman have?
Dr. Irwin Grosman is certified by the American Board of Internal Medicine.
Other Gastroenterologist Near Brooklyn, NY
SA
Gastroenterologist
Dr. Suryanarayan Anand, MD is a Gastroenterologist, who primarily practices in Brooklyn, NY with 2 additional practice locations. He is board certified.
Brooklyn, NY
ML
Gastroenterologist
Dr. Michael Lampert, MD is a Gastroenterologist, who primarily practices in Brooklyn, NY. He has been practicing for over 40 years and is board certified.
Brooklyn, NY

Dr. Toomas Sorra, MD is a Gastroenterologist, who primarily practices in Brooklyn, NY. He has been practicing for over 44 years and is board certified.
Brooklyn, NY
Connect with DR. Grosman
Sponsored

