MS. SHERINE MARY HASSEY NP
NPI 1003047473
Nurse Practitioner - Family in Westford, MA
About Ms. Sherine Mary Hassey Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. SHERINE MARY HASSEY NP (NPI 1003047473) is an individual family provider in Westford, Massachusetts, licensed in Massachusetts (274411) and active in the NPI registry since August 2009. 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)
Ms. Sherine Mary Hassey Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Sherine Hassey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
North Chelmsford, MA 01863
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Integrated Gastroenterology Consultants, P.C.
- 70 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 01886 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 6
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 Sherine Hassey's NPI number?
The NPI number for Sherine Hassey is 1003047473. It was assigned to this individual provider in the NPPES registry on August 4, 2009.
Where is Sherine Hassey located?
Sherine Hassey practices at 198 Littleton Rd, Westford, MA 01886. The listed phone number is (978) 323-0312.
What is Sherine Hassey's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Sherine Hassey enrolled in Medicare?
Yes. Sherine Hassey is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Sherine Hassey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sherine Hassey reassigns Medicare benefits to Integrated Gastroenterology Consultants, PC (North Chelmsford, 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 Sherine Hassey'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 Sherine Hassey was last updated on January 6, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Ms. Sherine Mary Hassey, NP · NPI 1003047473
Family physician in Westford, Massachusetts. Individual provider, active in the CMS NPPES registry since August 4, 2009.
## Identity
- **NPI:** 1003047473 (Entity type: Individual)
- **Enumerated:** August 4, 2009
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 274411 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 198 LITTLETON RD, Westford, MA 01886-3513
- **Phone:** (978) 323-0312
## 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:** Integrated Gastroenterology Consultants, PC (NPI 1396075123, North Chelmsford, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 6, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1003047473) · Data from the CMS NPPES public registry.