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Dean Cassimatis GASTROENTEROLOGY Reviews and Ratings

  • Date Updated:  July 17, 2025
  • Specialization:  GASTROENTEROLOGY
  • Other Specialties:  NONE
  • National Provider Number (NPI):  1821097742
  • Final MIPS Score:   94.8
  • No. of Doctor Groups:   1
  • No. of Affiliations:   1
  • Med School:  NEW YORK MEDICAL COLLEGE
  • Year Graduated:  1986

  About Dean Cassimatis

Looking for information about Dean Cassimatis? You're in the right place. DEAN CASSIMATIS is a specialist in GASTROENTEROLOGY. No other specialties were noted. Dean Cassimatis attended NEW YORK MEDICAL COLLEGE, graduating in 1986. He maintains 6 office locations. He is a part of 1 medical group. He is affiliated with 1 medical organization (including hospitals, hospices, and skilled nursing facilities).

Why Patients Choose Dean Cassimatis

With a strong MIPS performance score of 94.8, Dean Cassimatis demonstrates high-quality patient care. Having 6 convenient office locations means you can find care close to home. He works closely with 1 trusted medical organizations, ensuring coordinated care when you need specialist services or hospital treatment.

Data Accuracy: This profile is based on the most recent data available from CMS and other official healthcare databases. Information was last verified on Jul 17, 2025. We update our database regularly to ensure accuracy.

What You'll Find About Dean Cassimatis

We've gathered all the essential information you need to make an informed decision about your healthcare:

  What Does Dean Cassimatis Specialize In?

Wondering what medical conditions Dean Cassimatis treats? Here's everything you need to know about his areas of expertise.

Dean Cassimatis's Primary Focus

DEAN CASSIMATIS is a specialist in GASTROENTEROLOGY. No other specialties were noted.

Medical Conditions Dean Cassimatis Treats

As a GASTROENTEROLOGY, Dean Cassimatis is specially trained to help patients with:

GASTROENTEROLOGY

Gastroenterologists treat the functions and diseases of the digestive system.9This field attracts physicians who enjoy doing procedures, but who also like seeing patients in an outpatient setting. Gastroenterology is another sub-specialty of internal medicine. At minimum, gastroenterologists attend medical school followed by an internal medicine residency. From there, they need to attend fellowship training for gastroenterology.

Find More GASTROENTEROLOGY Specialists

  How Good Is Dean Cassimatis? Performance Ratings Explained

Dean Cassimatis's Overall Quality Score

94.8

out of 100

Excellent Performance - Above average quality care

Quality Breakdown

Quality of Care 91.7
Improvement Activities 40
Technology Use 86
Base Score (without bonus) 91.2

MIPS is an acronym for Merit-Based Incentive Payment System. Authorized by the Medicare Access and CHIP Reaouthorization Act of 2015, the Centers for Medicare & Medicaid Services ("CMS") developed MIPS to reward clinicians for the value of care they provide rather than the volume of care, quality over quantity. The MIPS final score determines a provider's Medicare Part B payment adjustments. MIPS also created a means for consumers to rank providers.

MIPS scores are calculated using four performance categories, quality, cost, improvement activities, and promotion of interoperability. Higher scores are better.: The highest final MIPS score is 100.

Data Source: This information is sourced directly from the Centers for Medicare & Medicaid Services (CMS) public reporting databases, updated July 2025. Learn more about CMS data.


There is no measure or activity data for Dean Cassimatis.

  Office Locations and Phone Numbers for Dean Cassimatis

The NursingHomeDatabase database has 6 office locations for Dean Cassimatis.

1460 STATE ROUTE 17M
CHESTER, NY 10918
845-651-1400

1460 STATE ROUTE 17M
CHESTER, NY 10918
845-469-4211

21 EDWARD J LEMPKA DR
FLORIDA, NY 10921
845-651-1777

70 DUBOIS ST
NEWBURGH, NY 12550
845-561-4400

88 OLD ROUTE 9W
NEW WINDSOR, NY 12553
845-549-1011

277 QUASSAICK AVE
NEW WINDSOR, NY 12553
845-565-5630

  Where Does Dean Cassimatis Work? Healthcare Network & Partnerships

Understanding where your doctor has privileges and partnerships can help you plan for any specialized care you might need. Here's Dean Cassimatis's healthcare network:

Medical Groups & Practice Networks

Dean Cassimatis is part of 1 medical group , which means he collaborates with other healthcare professionals to provide comprehensive care:

HORIZON MEDICAL GROUP PC

Medical practice group providing coordinated healthcare services

View Group Details

Hospital & Healthcare Facility Connections

Dean Cassimatis has privileges and partnerships with 1 healthcare facilities. This network ensures you can receive seamless care if you need:

Hospital (1)

ST LUKE'S CORNWALL HOSPITAL

Full-service hospital for emergency care, surgery, and specialized treatments

Hospital Details

  Other GASTROENTEROLOGY Doctors Near Dean Cassimatis

Looking for second opinions or alternatives? Finding the right doctor is important for your health. Here are other GASTROENTEROLOGY specialists in the area.

Why Consider Multiple Doctors?

Sometimes you might want to:

  • Get a second opinion for important medical decisions
  • Find a doctor with different availability or location
  • Compare treatment approaches and communication styles
  • Find someone who accepts your insurance

GASTROENTEROLOGY Doctors in CHESTER, NY Area

Dr. PRADEEP MAHAL

GASTROENTEROLOGY
NPI: 1063551687

View Profile
Dr. RAJESH DHIRMALANI

GASTROENTEROLOGY
NPI: 1073522819

View Profile
Dr. KUNAL GROVER

GASTROENTEROLOGY
NPI: 1346445574

View Profile
Dr. PAVAN SACHAN

GASTROENTEROLOGY
NPI: 1417906678

View Profile
Dr. PRAKRITI MERCHANT

GASTROENTEROLOGY
NPI: 1447546775

View Profile
Dr. SAMIAPPAN MUTHUSAMY

GASTROENTEROLOGY
NPI: 1497713184

View Profile
Dr. PATRICK TEMPERA

GASTROENTEROLOGY
NPI: 1508830050

View Profile
Dr. GEETHAN SIVANANTHAN

GASTROENTEROLOGY
NPI: 1598907990

View Profile
Dr. DHANASEKARAN RAMASAMY

GASTROENTEROLOGY
NPI: 1689875700

View Profile
Dr. SUJALA CHIRLA

GASTROENTEROLOGY
NPI: 1790946663

View Profile
Dr. ROBERT GREENBLATT

GASTROENTEROLOGY
NPI: 1861580433

View Profile
Dr. WILLIAM DIGIACOMO

GASTROENTEROLOGY
NPI: 1982652970

View Profile
Dr. PRADEEP MAHAL

GASTROENTEROLOGY
NPI: 1063551687

View Profile
Dr. RAJESH DHIRMALANI

GASTROENTEROLOGY
NPI: 1073522819

View Profile
Dr. KUNAL GROVER

GASTROENTEROLOGY
NPI: 1346445574

View Profile
Dr. PAVAN SACHAN

GASTROENTEROLOGY
NPI: 1417906678

View Profile
Dr. PRAKRITI MERCHANT

GASTROENTEROLOGY
NPI: 1447546775

View Profile
Dr. SAMIAPPAN MUTHUSAMY

GASTROENTEROLOGY
NPI: 1497713184

View Profile

Questions to Ask When Choosing a Doctor

  • Do they accept my insurance?
  • What are their office hours?
  • How do they handle emergencies?
  • What is their communication style?
  • Do they have experience with my condition?
  • What hospitals do they work with?
  • How long are typical appointments?
  • Do they offer telehealth visits?

  Frequently Asked Questions About Dean Cassimatis

Based on Medicare quality reporting, Dean Cassimatis has a MIPS score of 94.8 out of 100, which indicates excellent performance above average quality standards. He graduated from NEW YORK MEDICAL COLLEGE in 1986 and specializes in GASTROENTEROLOGY. He works with 1 healthcare organizations, indicating good professional networks.

As a GASTROENTEROLOGY, Dean Cassimatis treats conditions related to this specialty. For specific medical conditions and treatment options, contact his office directly to discuss your individual healthcare needs.

Dean Cassimatis has 6 office location s :
• 1460 STATE ROUTE 17M, CHESTER, NY 10918 - Phone: 845-651-1400
• 1460 STATE ROUTE 17M, CHESTER, NY 10918 - Phone: 845-469-4211
• 21 EDWARD J LEMPKA DR, FLORIDA, NY 10921 - Phone: 845-651-1777
• 70 DUBOIS ST, NEWBURGH, NY 12550 - Phone: 845-561-4400
• 88 OLD ROUTE 9W, NEW WINDSOR, NY 12553 - Phone: 845-549-1011
• 277 QUASSAICK AVE, NEW WINDSOR, NY 12553 - Phone: 845-565-5630

Dean Cassimatis has privileges at 1 hospital :
• ST LUKE'S CORNWALL HOSPITAL

  Important Information

Medical Disclaimer: This information is for educational purposes only and should not replace professional medical advice. Always consult with a qualified healthcare provider for medical decisions.

Data Transparency: All performance data, ratings, and professional information presented on this page are sourced from official government databases including:

  • Centers for Medicare & Medicaid Services (CMS) Provider Data
  • National Provider Identifier (NPI) Registry
  • Medicare Quality Reporting System
  • Merit-based Incentive Payment System (MIPS) database

Data Accuracy: While we strive for accuracy, healthcare provider information can change. Please verify current information directly with the provider's office.

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