MS. KELLYANN JEFFRIES NP
NPI 1629209804
Nurse Practitioner in Boston, MA
About Ms. Kellyann Jeffries Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. KELLYANN JEFFRIES NP (NPI 1629209804) is an individual nurse practitioner in Boston, Massachusetts, licensed in Massachusetts (262771) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Ms. Kellyann Jeffries Np 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 Reassignments
3Medicare enrollment records show Kellyann Jeffries reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02114 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 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Kellyann Jeffries's NPI number?
The NPI number for Kellyann Jeffries is 1629209804. It was assigned to this individual provider in the NPPES registry on August 5, 2009.
Where is Kellyann Jeffries located?
Kellyann Jeffries practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-2000.
What is Kellyann Jeffries's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Kellyann Jeffries enrolled in Medicare?
Yes. Kellyann Jeffries 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 organizations bill Medicare for Kellyann Jeffries's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kellyann Jeffries reassigns Medicare benefits to 3 organizations: Massachusetts General Physicians Organization Inc (Boston, MA), The General Hospital Corporation (Boston, MA) and Brigham & Womens Physicians Organization Inc (Boston, MA). 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 Kellyann Jeffries's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kellyann Jeffries accept?
Health plans from Taro Health list Kellyann Jeffries 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.
Is Kellyann Jeffries affiliated with any hospitals?
According to CMS data, Kellyann Jeffries is affiliated with Massachusetts General Hospital.
When was this NPI record last updated?
The NPPES record for Kellyann Jeffries was last updated on November 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.