MARGARET R LYNCH NP
NPI 1851099220
Nurse Practitioner in Framingham, MA
About Margaret R Lynch Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET R LYNCH NP (NPI 1851099220) is an individual nurse practitioner in Framingham, Massachusetts, licensed in Massachusetts (RN2280001) and active in the NPI registry since February 2023. She 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)
Margaret R Lynch Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Lynch reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marlborough, MA 01752
- Reassigned Medicare billing, Massachusetts enrollment
- 63 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 01701 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Margaret Lynch's NPI number?
The NPI number for Margaret Lynch is 1851099220. It was assigned to this individual provider in the NPPES registry on February 15, 2023.
Where is Margaret Lynch located?
Margaret Lynch practices at 463 Worcester Rd Ste 206, Framingham, MA 01701. The listed phone number is (508) 598-9300.
What is Margaret Lynch's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Margaret Lynch enrolled in Medicare?
Yes. Margaret Lynch is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Lynch's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Lynch reassigns Medicare benefits to Umass Memorial Medical Center, Inc. (Marlborough, 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 Margaret Lynch'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 Margaret Lynch was last updated on October 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Margaret R Lynch, NP · NPI 1851099220
Nurse Practitioner physician in Framingham, Massachusetts. Individual provider, active in the CMS NPPES registry since February 15, 2023.
## Identity
- **NPI:** 1851099220 (Entity type: Individual)
- **Enumerated:** February 15, 2023
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** RN2280001 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 463 WORCESTER RD STE 206, Framingham, MA 01701-5354
- **Phone:** (508) 598-9300
## 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:** Umass Memorial Medical Center, Inc. (NPI 1396738159, Marlborough, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 30, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1851099220) · Data from the CMS NPPES public registry.