BRITTANY WARREN REGISTERED NURSE
NPI 1023689858
Nurse Anesthetist, Certified Registered in Worcester, MA
About Brittany Warren Registered Nurse NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRITTANY WARREN REGISTERED NURSE (NPI 1023689858) is an individual nurse anesthetist, certified registered in Worcester, Massachusetts, licensed in Massachusetts (RN2381532) and active in the NPI registry since July 2021. She is enrolled in Medicare PECOS, is affiliated with Northeast Hospital Corporation, and is a graduate of Georgetown University School Of Medicine (2023).
NPPES Registry Identity
Specialties & Licenses 2
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
Brittany Warren Registered Nurse 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
2Medicare enrollment records show Brittany Warren reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Burlington, MA 01805
- Reassigned Medicare billing, Massachusetts enrollment
- 477 clinicians in this Medicare group
Lawrence, MA 01842
- Reassigned Medicare billing, Massachusetts enrollment
- 231 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northeast Hospital Corporation
Acute Care Hospitals · Beverly, MASt Vincent Hospital
Acute Care Hospitals · Worcester, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01608 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.
WORCESTER, MA 01608
WORCESTER, MA 01608
WORCESTER, MA 01608
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 Brittany Warren's NPI number?
The NPI number for Brittany Warren is 1023689858. It was assigned to this individual provider in the NPPES registry on July 2, 2021.
Where is Brittany Warren located?
Brittany Warren practices at 123 Summer St, Worcester, MA 01608. The listed phone number is (508) 363-5000.
What is Brittany Warren's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Brittany Warren enrolled in Medicare?
Yes. Brittany Warren 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 Brittany Warren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brittany Warren reassigns Medicare benefits to 2 organizations: Beth Israel Lahey Health Specialty Care, Inc. (Burlington, MA) and Lawrence Anesthesia Services, LLC (Lawrence, 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 Brittany Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Brittany Warren affiliated with any hospitals?
According to CMS data, Brittany Warren is affiliated with Northeast Hospital Corporation and St Vincent Hospital.
When was this NPI record last updated?
The NPPES record for Brittany Warren was last updated on August 23, 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.
# Brittany Warren, REGISTERED NURSE · NPI 1023689858
Nurse Anesthetist, Certified Registered physician in Worcester, Massachusetts. Individual provider, active in the CMS NPPES registry since July 2, 2021.
## Identity
- **NPI:** 1023689858 (Entity type: Individual)
- **Enumerated:** July 2, 2021
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** RN2381532 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 123 SUMMER ST, Worcester, MA 01608-1216
- **Phone:** (508) 363-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Beth Israel Lahey Health Specialty Care, Inc. (NPI 1427161660, Burlington, MA); Lawrence Anesthesia Services, LLC (NPI 1467699918, Lawrence, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2023
## Record status
- **NPPES last updated:** August 23, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1023689858) · Data from the CMS NPPES public registry.