Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Marc Joseph Casasanta, MD

Individual provider Colon & Rectal Surgery Physician · NPI 1124281530

Marc Joseph Casasanta, MD is a Colorectal Surgery (Proctology) in Danbury, Connecticut. Graduated from New York Medical College in 2008, 18 years ago. Practices with Nuvance Health Medical Practice CT Inc, a 741-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and New York.

Years since qualifying
18
Trained at
New York Medical College
Licensed in
CT, NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

111 Osborne St Ste 111
Danbury, CT 06810
Phone: (203) 739-7131
Fax: (203) 739-1554
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 170 Maple Ave, White Plains, NY 10601-4710 — (914) 948-1000

Specialties & licences

Colon & Rectal Surgery Physician (primary) Taxonomy 208C00000X · Licence 61554 (CT)
Colon & Rectal Surgery Physician Taxonomy 208C00000X · Licence 279342 (NY)

Record details

NPI number1124281530
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 7, 2008
Last updated in NPPESJune 29, 2018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 2008 (18 years in practice)
Group practice Nuvance Health Medical Practice Ct Inc — 741 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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