JEFFREY GROSS MD
NPI 1851456495
Anesthesiology in Farmington, CT
About Jeffrey Gross Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY GROSS MD (NPI 1851456495) is an individual anesthesiology provider in Farmington, Connecticut, licensed in Connecticut (030156) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS.
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)
Jeffrey Gross Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jeffrey Gross reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Shelton, CT 06484
- Reassigned Medicare billing, Connecticut enrollment
- 727 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.
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 Jeffrey Gross's NPI number?
The NPI number for Jeffrey Gross is 1851456495. It was assigned to this individual provider in the NPPES registry on December 26, 2006.
Where is Jeffrey Gross located?
Jeffrey Gross practices at 263 Farmington Avenue, Mc-2015 John Dempsey Hospital, Farmington, CT 06030. The listed phone number is (860) 679-2000.
What is Jeffrey Gross's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Jeffrey Gross enrolled in Medicare?
Yes. Jeffrey Gross is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jeffrey Gross's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Gross reassigns Medicare benefits to Integrated Anesthesia Associates LLC (Shelton, CT). 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 Jeffrey Gross's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Jeffrey Gross was last updated on April 17, 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.
# Jeffrey Gross, MD · NPI 1851456495
Anesthesiology physician in Farmington, Connecticut. Individual provider, active in the CMS NPPES registry since December 26, 2006.
## Identity
- **NPI:** 1851456495 (Entity type: Individual)
- **Enumerated:** December 26, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 030156 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 263 FARMINGTON AVENUE, MC-2015, JOHN DEMPSEY HOSPITAL, Farmington, CT 06030
- **Phone:** (860) 679-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Integrated Anesthesia Associates LLC (NPI 1881636397, Shelton, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 17, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1851456495) · Data from the CMS NPPES public registry.