MR. THOMAS JOSEPH PETTEI M.D.
NPI 1184944456
Internal Medicine - Cardiovascular Disease in East Setauket, NY
About Mr. Thomas Joseph Pettei M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. THOMAS JOSEPH PETTEI M.D. (NPI 1184944456) is an individual cardiovascular disease provider in East Setauket, New York, licensed in New York (271062) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Montefiore Medical Center, and is a graduate of Other (2010).
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 (PECOS)
Mr. Thomas Joseph Pettei M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Thomas Pettei reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lindenhurst, NY 11757
- Reassigned Medicare billing, New York enrollment
- 233 clinicians in this Medicare group
Dobbs Ferry, NY 10522
- Reassigned Medicare billing, New York enrollment
- 130 clinicians in this Medicare group
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 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 24
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Montefiore Medical Center
Acute Care Hospitals · Bronx, NYMontefiore New Rochelle Hospital
Acute Care Hospitals · New Rochelle, NYWhite Plains Hospital Center
Acute Care Hospitals · White Plains, 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EAST SETAUKET, NY 11733
EAST SETAUKET, NY 11733
EAST SETAUKET, NY 11733
EAST SETAUKET, NY 11733
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 Thomas Pettei's NPI number?
The NPI number for Thomas Pettei is 1184944456. It was assigned to this individual provider in the NPPES registry on June 9, 2010.
Where is Thomas Pettei located?
Thomas Pettei practices at 45 Research Way Ste 108 Stony Brook Internists, East Setauket, NY 11733. The listed phone number is (631) 941-2000.
What is Thomas Pettei's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Thomas Pettei enrolled in Medicare?
Yes. Thomas Pettei is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Thomas Pettei's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Pettei reassigns Medicare benefits to 3 organizations: Zwanger & Pesiri Radiology Group, LLP (Lindenhurst, NY), Symphony Medical PC (Dobbs Ferry, NY) and Montefiore Medical Center (Bronx, 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 Thomas Pettei's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Thomas Pettei affiliated with any hospitals?
According to CMS data, Thomas Pettei is affiliated with Montefiore Medical Center, Montefiore New Rochelle Hospital and White Plains Hospital Center.
When was this NPI record last updated?
The NPPES record for Thomas Pettei was last updated on August 24, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.