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Accepting patients
Online booking
Telehealth
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Defnet, Surgeon in Port Jefferson, NY?
Dr. Ann Defnet, MD is a Surgeon, who primarily practices in Port Jefferson, NY with 2 additional practice locations. She is board certified. Dr. Defnet graduated from Loyola University of Chicago and completed her residency at New York University Langone Medical Center. Dr. Defnet is fluent in English, and is currently seeing new patients. Dr. Defnet’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Defnet’s office at (631) 938-6999.
Where did Dr. Defnet go to medical school and complete their residency?
Fellowship: Emory University Hospital
Residency: New York University Langone Medical Center
Medical School: Loyola University of Chicago
What languages does Dr. Defnet speak?
Dr. Defnet and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Defnet treat?
As a Surgeon, Dr. Defnet 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. Defnet. 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.
Also known as:
- Severe Obesity
- Obesity
- Body Weight
- Helping Your Child Who Is Overweight
- Take Charge of Your Health: A Guide for Teenagers
- Understanding Adult Overweight & Obesity
- Morbid Obesity
- Extreme Obesity
- High Body Mass Index
- Class 3 Obesity
- Excess Weight
- Being Overweight
- High BMI
ICD-10 Codes:
- Z684: Body mass index [BMI] 40 or greater, adult
- E6601: Morbid (severe) obesity due to excess calories
- E669: Obesity, unspecified
Also known as:
- Umbilical Hernia
- Diaphragmatic Hernia
- Groin Hernia (One Side)
- Hernia
- Inguinal Hernia
- Belly Button Hernia
- Navel Hernia
- Umbilical Rupture
- Hiatal Hernia
- Hernia of the Diaphragm
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
ICD-10 Codes:
- K429: Umbilical hernia without obstruction or gangrene
- K449: Diaphragmatic hernia without obstruction or gangrene
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
Also known as:
- Acute Gallbladder Inflammation
- Gallstones with Chronic Gallbladder Inflammation
- Gallbladder Disease
- Bile Duct Disease
- Gallstones
- Sudden Gallbladder Attack
- Acute Cholecystitis
- Sudden Gallbladder Infection
- Chronic cholecystitis with gallstones
- Long-term gallbladder inflammation
ICD-10 Codes:
- K810: Acute cholecystitis
- K8010: Calculus of gallbladder with chronic cholecystitis without obstruction
Also known as:
- Other Pre-Procedure Examination
- Pre-Procedure Lab Tests
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
- Pre-op blood work
- Lab tests before surgery
- Pre-treatment lab assessment
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
- Z01812: Encounter for preprocedural laboratory examination
Also known as:
- Bariatric Surgery Status
- Weight Loss Surgery
- Weight-loss (Metabolic & Bariatric) Surgery
- Weight Loss Surgery History
- Gastric Bypass Status
- Sleeve Gastrectomy Status
ICD-10 Codes:
- Z9884: Bariatric surgery status
Also known as:
- Gallstones
- Cholelithiasis
- Gallbladder stones
- Biliary calculi
ICD-10 Codes:
- K8020: Calculus of gallbladder without cholecystitis without obstruction
Also known as:
- Bile Duct Stones
- Gallstones
- Choledocholithiasis
- Biliary duct calculi
ICD-10 Codes:
- K8050: Calculus of bile duct without cholangitis or cholecystitis without obstruction
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
Which procedures does Dr. Defnet perform as a Surgeon?
As a Surgeon, procedures performed by a Dr. Ann Defnet may include:
- Abdominal Wall Reconstruction
- Amputation
- Appendicitis / Appendectomy
- Brain Aneurysm Treatment
- Brain Surgery
- Brain Tumor Evaluation
- Central Line Placement
- Cerebral Shunt
For detailed information, please contact Dr. Defnet's office.
Does Dr. Defnet accept my insurance?
Dr. Defnet accepts most major insurance plans. Important: Please call our office at (631) 938-6999 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Defnet accept in Port Jefferson, NY?
Dr. Defnet in Port Jefferson, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centers Plan for Healthy Living
CVS Health (formerly Aetna)
Medicare
Service Employees International Union (SEIU)
View All Insurances
Where is Dr. Defnet's office located?
Dr. Ann Defnet also offers virtual visits
Dr. Ann Defnet's Primary Practice
70 N Country Rd Ste 102
Port Jefferson, NY 11777
(631) 938-6999
Would you like to schedule an appointment with Dr. Ann Defnet?
Dr. Defnet has appointments available at her Port Jefferson, NY office, as well as 2 other locations. Please select a location, date, and time below.
What is Dr. Defnet's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Defnet's National Provider Identifier (NPI) number is 1215298872.
What common questions do patients ask about Dr. Defnet?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Defnet
What is Dr. Ann Defnet's specialty?
Dr. Defnet is a Surgeon near Port Jefferson, NY. 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. Contact Dr. Defnet to book an appointment today.
Is this Dr. Ann Defnet affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Defnet is affiliated with North Shore 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
Where can I learn more about Surgeon?
Explore Surgeon with 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 Ann Defnet accepting new patients in Port Jefferson, NY?
Yes, Dr. Ann Defnet is accepting new patients at this time.
Does Dr. Ann Defnet offer online booking?
Yes, you can use online booking to schedule an appointment with Dr. Defnet, or call (631) 938-6999 for more information.
How can I make an appointment with Ann Defnet?
Yes, Dr. Defnet offers telehealth appointments. You can use online booking to schedule a telehealth appointment with Dr. Defnet, or call (631) 938-6999 for more information.
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