MRS. STACEY ANN GENNIS PNP
NPI 1033879986
Nurse Practitioner - Pediatrics in Boston, MA
About Mrs. Stacey Ann Gennis Pnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. STACEY ANN GENNIS PNP (NPI 1033879986) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (RN216459) and active in the NPI registry since December 2021. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mrs. Stacey Ann Gennis Pnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stacey Gennis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 220 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 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Stacey Gennis's NPI number?
The NPI number for Stacey Gennis is 1033879986. It was assigned to this individual provider in the NPPES registry on December 20, 2021.
Where is Stacey Gennis located?
Stacey Gennis practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.
What is Stacey Gennis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Stacey Gennis enrolled in Medicare?
Yes. Stacey Gennis is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stacey Gennis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacey Gennis reassigns Medicare benefits to Boston Childrens Heart Foundation Inc (Boston, MA). 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 Stacey Gennis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stacey Gennis accept?
Health plans from Taro Health list Stacey Gennis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Stacey Gennis was last updated on December 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mrs. Stacey Ann Gennis, PNP · NPI 1033879986
Pediatrics physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since December 20, 2021.
## Identity
- **NPI:** 1033879986 (Entity type: Individual)
- **Enumerated:** December 20, 2021
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** RN216459 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6000
## 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:** Boston Childrens Heart Foundation Inc (NPI 1982680922, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 20, 2021
---
Source: [NPI Profile](https://npiprofile.com/npi/1033879986) · Data from the CMS NPPES public registry.