JILL FENNELL
NPI 1689084485
Hospitalist in Buffalo, NY
About Jill Fennell NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JILL FENNELL (NPI 1689084485) is an individual hospitalist provider in Buffalo, New York, licensed in New York (290206) and active in the NPI registry since May 2014. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Jill Fennell is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jill Fennell reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Buffalo, NY 14203
- Reassigned Medicare billing, New York enrollment
- 217 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14203 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BUFFALO, NY 14203
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 Jill Fennell's NPI number?
The NPI number for Jill Fennell is 1689084485. It was assigned to this individual provider in the NPPES registry on May 1, 2014.
Where is Jill Fennell located?
Jill Fennell practices at 818 Ellicott St, Buffalo, NY 14203. The listed phone number is (716) 323-0034.
What is Jill Fennell's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Jill Fennell enrolled in Medicare?
Yes. Jill Fennell is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jill Fennell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jill Fennell reassigns Medicare benefits to University At Buffalo Pediatric Associates Inc (Buffalo, 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 Jill Fennell'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 Jill Fennell was last updated on January 13, 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.