EUGENE A GROSSI M.D.
NPI 1205821949
Thoracic Surgery (Cardiothoracic Vascular Surgery) in New York, NY
About Eugene A Grossi M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EUGENE A GROSSI M.D. (NPI 1205821949) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in New York, New York, licensed in New York (153862) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Nyu Langone Hospitals, and is a graduate of Columbia University College Of Physicians And Surgeons (1981).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Eugene A Grossi M.d. 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 Reassignment
Medicare enrollment records show Eugene Grossi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10016
- Reassigned Medicare billing, New Jersey and New York enrollments
- Also billed through NPI 1285826438 (New York)
- 66 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nyu Langone Hospitals
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10016 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.
NEW YORK, NY 10016
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 Eugene Grossi's NPI number?
The NPI number for Eugene Grossi is 1205821949. It was assigned to this individual provider in the NPPES registry on September 20, 2005.
Where is Eugene Grossi located?
Eugene Grossi practices at 530 1st Ave Suite 9V, New York, NY 10016. The listed phone number is (212) 263-7452.
What is Eugene Grossi's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Eugene Grossi enrolled in Medicare?
Yes. Eugene Grossi 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 organization bills Medicare for Eugene Grossi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eugene Grossi reassigns Medicare benefits to New York University (New York, NY). The 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 Eugene Grossi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Eugene Grossi affiliated with any hospitals?
According to CMS data, Eugene Grossi is affiliated with Nyu Langone Hospitals.
When was this NPI record last updated?
The NPPES record for Eugene Grossi was last updated on April 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Eugene A Grossi, M.D. · NPI 1205821949
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in New York, New York. Individual provider, active in the CMS NPPES registry since September 20, 2005.
## Identity
- **NPI:** 1205821949 (Entity type: Individual)
- **Enumerated:** September 20, 2005
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** 153862 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 530 1ST AVE, SUITE 9V, New York, NY 10016-6402
- **Phone:** (212) 263-7452 · **Fax:** (212) 263-0147
## 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:** New York University (NPI 1134170632, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 1981
## Record status
- **NPPES last updated:** April 7, 2021
- **Other identifiers:** Medicaid 01136103 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1205821949) · Data from the CMS NPPES public registry.