DR. DAVID A. CHESLER MD, PHD
NPI 1801930573
Neurological Surgery in East Setauket, NY
About Dr. David A. Chesler Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID A. CHESLER MD, PHD (NPI 1801930573) is an individual neurological surgery provider in East Setauket, New York, licensed in New York (273807) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Long Island Community Hospital, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2006).
NPPES Registry Identity
Specialties & Licenses
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
Dr. David A. Chesler Md, Phd 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
2Medicare enrollment records show David Chesler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 27 clinicians in this Medicare group
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 2,450 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
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Long Island Community Hospital
Acute Care Hospitals · Patchogue, NYSuny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11733 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 David Chesler's NPI number?
The NPI number for David Chesler is 1801930573. It was assigned to this individual provider in the NPPES registry on February 16, 2007.
Where is David Chesler located?
David Chesler practices at 24 Research Way, Suite 200 New York Spine And Brain Surgery, East Setauket, NY 11733. The listed phone number is (631) 444-1213.
What is David Chesler's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is David Chesler enrolled in Medicare?
Yes. David Chesler 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 David Chesler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Chesler reassigns Medicare benefits to 2 organizations: New York Spine & Brain Surgery, University Faculty Practice Corporatio (Stony Brook, NY) and New York University (Boynton Beach, FL). 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 David Chesler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Chesler affiliated with any hospitals?
According to CMS data, David Chesler is affiliated with Long Island Community Hospital and Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for David Chesler was last updated on June 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. David A. Chesler, MD, PHD · NPI 1801930573
Neurological Surgery physician in East Setauket, New York. Individual provider, active in the CMS NPPES registry since February 16, 2007.
## Identity
- **NPI:** 1801930573 (Entity type: Individual)
- **Enumerated:** February 16, 2007
- **Primary specialty:** Neurological Surgery · taxonomy 207T00000X
- **State license:** 273807 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 24 RESEARCH WAY, SUITE 200, NEW YORK SPINE AND BRAIN SURGERY, East Setauket, NY 11733-3487
- **Phone:** (631) 444-1213 · **Fax:** (631) 444-1535
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): New York Spine & Brain Surgery, University Faculty Practice Corporatio (NPI 1154376309, Stony Brook, NY); New York University (NPI 1285826438, Boynton Beach, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2006
## Record status
- **NPPES last updated:** June 19, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1801930573) · Data from the CMS NPPES public registry.