DC
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Cassimatis, Gastroenterologist in Chester, NY?
Dr. Dean Cassimatis, MD is a Gastroenterologist, who primarily practices in Chester, NY with 2 additional practice locations. He is board certified. Dr. Cassimatis graduated from New York Medical College and completed his residency at Ny Medical College, Gastroenterology. Dr. Cassimatis is fluent in English and Greek, Modern (1453-), and is currently seeing new patients. Dr. Cassimatis’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Cassimatis’s office at (845) 565-5630.
Where did Dr. Cassimatis go to medical school and complete their residency?
Residency: Ny Medical College, Gastroenterology | New York Medical College (Metropolitan) Program
Medical School: New York Med Coll- Valhalla Ny | New York Medical College
Is Dr. Cassimatis board certified as a Gastroenterologist?
Yes, Dr. Dean Cassimatis, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Cassimatis speak?
Dr. Cassimatis and their clinical team can communicate with patients in the following languages:
English
Greek, Modern (1453-)
What conditions does Dr. Cassimatis treat?
As a Gastroenterologist, Dr. Cassimatis 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. Cassimatis. 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:
- GERD with Esophagitis
- Eosinophilic Esophagitis
- GERD
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
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:
- Large Intestine Diverticulosis
- Diverticulosis and Diverticulitis
- Diverticular Disease
- Colon Diverticula
- Pockets in the Colon
ICD-10 Codes:
- K5730: Diverticulosis of large intestine without perforation or abscess without bleeding
Also known as:
- Non-cancerous Rectum Growth
- Benign Tumor
- Rectal Disorder
- Benign rectal tumor
- Rectal neoplasm
- Non-malignant rectal mass
ICD-10 Codes:
- D128: Benign neoplasm of rectum
Also known as:
- Esophageal Ulcer
- Esophagus Disorder
- Ulcer in Esophagus
- Sore in Esophagus
- Esophageal Sore
ICD-10 Codes:
- K2210: Ulcer of esophagus without bleeding
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Pre-Procedure Lab Tests
- Pre-op blood work
- Lab tests before surgery
- Pre-treatment lab assessment
ICD-10 Codes:
- Z01812: Encounter for preprocedural laboratory examination
What procedures does Dr. Cassimatis perform?
As a Gastroenterologist, Dr. Cassimatis 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. Cassimatis. 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:
- 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
Also known as:
- Colonoscopy with Injections
- EGD with Esophageal Balloon Dilation
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Also known as:
- Upper Endoscopy with Polyp Removal
- EGD with Polypectomy
- Esophagus, Stomach, Duodenum Scope with Removal
- Flexible Endoscopy Tumor Excision
CPT Codes:
- 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Does Dr. Cassimatis accept my insurance?
Dr. Cassimatis accepts most major insurance plans. Important: Please call our office at (845) 565-5630 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Cassimatis accept in Chester, NY?
Dr. Cassimatis in Chester, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
ArcBest Corporation
Centene
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
EmblemHealth
Medicare
MVP Healthcare
State of New York
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Cassimatis' office located?
Dr. Dean Cassimatis' Primary Practice
1460 State Route 17M Ste A
Chester, NY 10918
(845) 565-5630
What is Dr. Cassimatis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Cassimatis's National Provider Identifier (NPI) number is 1821097742.
What common questions do patients ask about Dr. Cassimatis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Cassimatis
What is Dr. Dean Cassimatis's specialty?
Dr. Cassimatis is a Gastroenterologist near Chester, NY. 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. Contact Dr. Cassimatis to book an appointment today.
Is this Dr. Dean Cassimatis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Cassimatis is affiliated with Mount Sinai West 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 Gastroenterologist?
Explore Gastroenterologist 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 Dean Cassimatis accepting new patients in Chester, NY?
Yes, Dr. Dean Cassimatis is accepting new patients at this time.
Does Dr. Dean Cassimatis offer online booking?
Please contact Dr. Cassimatis's office at (845) 565-5630 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dean Cassimatis?
Please contact Dr. Cassimatis's office at (845) 565-5630 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Dean Cassimatis have?
Dr. Dean Cassimatis is certified by the American Board of Internal Medicine.
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