NA
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ahn, Surgeon in East Setauket, NY?
Dr. Nicholas Ahn, MD is a Surgeon, who primarily practices in East Setauket, NY with 1 additional practice location. Dr. Ahn is fluent in English, and is currently seeing new patients. Dr. Ahn’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ahn’s office at (631) 444-4545.
What languages does Dr. Ahn speak?
Dr. Ahn and their clinical team can communicate with patients in the following languages:
English
What conditions does a Surgeon like Dr. Ahn typically treat?
As a Surgeon, Dr. Ahn 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. Ahn. 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:
- Digestive System Surgery Aftercare
- After Surgery
- Post-gastrointestinal surgery care
- Stomach surgery aftercare
- Bowel surgery recovery
ICD-10 Codes:
- Z48815: Encounter for surgical aftercare following surgery on the digestive system
Also known as:
- Hemorrhoids
- Second Degree Hemorrhoids
- Piles
- Anal veins
- Swollen rectal veins
- Internal hemorrhoids that prolapse
- Grade 2 hemorrhoids
- Moderate hemorrhoids
ICD-10 Codes:
- K648: Other hemorrhoids
- K641: Second degree hemorrhoids
Also known as:
- Large Intestine Diverticulitis with Perforation and Abscess
- Intestine Diverticulitis
- Abscess
- Diverticulosis and Diverticulitis
- Inflamed Colon Diverticula with Abscess
- Perforated Large Bowel Diverticulitis
- Inflamed Bowel Diverticula
- Bowel Diverticular Inflammation
ICD-10 Codes:
- K5720: Diverticulitis of large intestine with perforation and abscess without bleeding
- K5792: Diverticulitis of intestine, part unspecified, without perforation or abscess without bleeding
Also known as:
- Other Anal and Rectal Condition
- Anal Disorder
- Rectal Disorder
- Proctitis
- Anal Disorders
- Rectal Disorders
ICD-10 Codes:
- K6289: Other specified diseases of anus and rectum
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
What procedures does a Surgeon like Dr. Ahn typically perform?
As a Surgeon, Dr. Ahn 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. Ahn. 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:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Anoscopy (Diagnostic)
- Anoscopy
- Anal Canal Exam
- Rectal Scope Exam
- Anus Diagnostic Procedure
CPT Codes:
- 46600: Anoscopy; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Does Dr. Ahn accept my insurance?
Dr. Ahn accepts most major insurance plans. Important: Please call our office at (631) 444-4545 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ahn accept in East Setauket, NY?
Dr. Ahn in East Setauket, NY 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
Federal government of the United States
Healthfirst New York
Medicare
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Ahn's office located?
Dr. Nicholas Ahn's Primary Practice
37 Research Way
East Setauket, NY 11733
(631) 444-4545
Dr. Nicholas Ahn's Practice 2
Health Science Tower Level 19 Rm 030
Stony Brook, NY 11794
What is Dr. Ahn's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ahn's National Provider Identifier (NPI) number is 1912341447.
What common questions do patients ask about Dr. Ahn?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ahn
What is Dr. Nicholas Ahn's specialty?
Dr. Ahn is a Surgeon near East Setauket, NY.
What does a Surgeon do?
General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery.
Is this Dr. Nicholas Ahn affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ahn is affiliated with Stony Brook University 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 Surgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Surgeon. 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 Nicholas Ahn accepting new patients in East Setauket, NY?
Yes, Dr. Nicholas Ahn is accepting new patients at this time.
Does Dr. Nicholas Ahn offer online booking?
Please contact Dr. Ahn's office at (631) 444-4545 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Nicholas Ahn?
Please contact Dr. Ahn's office at (631) 444-4545 for information regarding telehealth appointment availability or for scheduling assistance.
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