MARC JOSEPH CASASANTA MD
NPI 1124281530
Colon & Rectal Surgery in Danbury, CT
About Marc Joseph Casasanta Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARC JOSEPH CASASANTA MD (NPI 1124281530) is an individual colon & rectal surgery provider in Danbury, Connecticut, licensed in Connecticut (61554) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Putnam Hospital Center, and maintains a secondary practice location in White Plains.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Marc Joseph Casasanta Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Marc Casasanta reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Danbury, CT 06810
- Reassigned Medicare billing, Connecticut enrollment
- 818 clinicians in this Medicare group
Brewster, NY 10509
- Reassigned Medicare billing, New York enrollment
- 6 clinicians in this Medicare group
White Plains, NY 10601
- Reassigned Medicare billing, New York enrollment
- 54 clinicians in this Medicare group
Poughkeepsie, NY 12601
- Reassigned Medicare billing, New York enrollment
- 638 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Putnam Hospital Center
Acute Care Hospitals · Carmel, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06810 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Marc Casasanta's NPI number?
The NPI number for Marc Casasanta is 1124281530. It was assigned to this individual provider in the NPPES registry on July 7, 2008.
Where is Marc Casasanta located?
Marc Casasanta practices at 111 Osborne St Ste 111, Danbury, CT 06810. The listed phone number is (203) 739-7131.
What is Marc Casasanta's specialty?
The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.
Is Marc Casasanta enrolled in Medicare?
Yes. Marc Casasanta is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Marc Casasanta's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marc Casasanta reassigns Medicare benefits to 4 organizations: Nuvance Health Medical Practice Ct, Inc. (Danbury, CT), Eastern New York Medical Services PC (Brewster, NY), White Plains Hospital Medical Center (White Plains, NY) and Nuvance Health Medical Practice PC (Poughkeepsie, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marc Casasanta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marc Casasanta accept?
Health plans from Anthem Blue Cross and Blue Shield list Marc Casasanta as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Marc Casasanta affiliated with any hospitals?
According to CMS data, Marc Casasanta is affiliated with Putnam Hospital Center.
When was this NPI record last updated?
The NPPES record for Marc Casasanta was last updated on June 29, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Marc Joseph Casasanta, MD · NPI 1124281530
Colon & Rectal Surgery physician in Danbury, Connecticut. Individual provider, active in the CMS NPPES registry since July 7, 2008.
## Identity
- **NPI:** 1124281530 (Entity type: Individual)
- **Enumerated:** July 7, 2008
- **Primary specialty:** Colon & Rectal Surgery · taxonomy 208C00000X
- **State license:** 61554 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 111 OSBORNE ST STE 111, Danbury, CT 06810
- **Phone:** (203) 739-7131 · **Fax:** (203) 739-1554
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Nuvance Health Medical Practice Ct, Inc. (NPI 1407898117, Danbury, CT); Eastern New York Medical Services PC (NPI 1831437599, Brewster, NY); White Plains Hospital Medical Center (NPI 1083975056, White Plains, NY); Nuvance Health Medical Practice PC (NPI 1437358033, Poughkeepsie, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2008
## Record status
- **NPPES last updated:** June 29, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1124281530) · Data from the CMS NPPES public registry.