SIERRA FREEDBERG
NPI 1821719618
Community Health Worker in Lynnfield, MA
About Sierra Freedberg NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA FREEDBERG (NPI 1821719618) is an individual community health worker in Lynnfield, Massachusetts and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
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 and accepts Medicare assignment
Sierra Freedberg 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 Sierra Freedberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Norwood, MA 02062
- Reassigned Medicare billing, Massachusetts enrollment
- 180 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 Sierra Freedberg's NPI number?
The NPI number for Sierra Freedberg is 1821719618. It was assigned to this individual provider in the NPPES registry on September 8, 2022.
Where is Sierra Freedberg located?
Sierra Freedberg practices at 6 Kimball Ln Ste 301, Lynnfield, MA 01940. The listed phone number is (781) 246-2010.
What is Sierra Freedberg's specialty?
The primary specialty registered for this NPI is Community Health Worker with taxonomy code 172V00000X.
Is Sierra Freedberg enrolled in Medicare?
Yes. Sierra Freedberg 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 Sierra Freedberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sierra Freedberg reassigns Medicare benefits to Riverside Community Care, Inc. (Norwood, 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 Sierra Freedberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sierra Freedberg accept?
Health plans from Harvard Pilgrim Health Care list Sierra Freedberg 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 Sierra Freedberg was last updated on March 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.