LOUISA ANNE MOUNSEY
NPI 1114487832
Student in an Organized Health Care Education/Training Program in Boston, MA
About Louisa Anne Mounsey NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LOUISA ANNE MOUNSEY (NPI 1114487832) is an individual student in an organized health care education/training program in Boston, Massachusetts and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and maintains a secondary practice location in Newton.
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
Louisa Anne Mounsey 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 Louisa Mounsey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 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.
Beth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MAOther 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 Louisa Mounsey's NPI number?
The NPI number for Louisa Mounsey is 1114487832. It was assigned to this individual provider in the NPPES registry on March 20, 2019.
Where is Louisa Mounsey located?
Louisa Mounsey practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 724-4133.
What is Louisa Mounsey's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Louisa Mounsey enrolled in Medicare?
Yes. Louisa Mounsey 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 Louisa Mounsey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Louisa Mounsey reassigns Medicare benefits to Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, 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 Louisa Mounsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Louisa Mounsey accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Louisa Mounsey 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 Louisa Mounsey affiliated with any hospitals?
According to CMS data, Louisa Mounsey is affiliated with Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Louisa Mounsey was last updated on March 20, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Louisa Anne Mounsey · NPI 1114487832
Student in an Organized Health Care Education/Training Program provider in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 20, 2019.
## Identity
- **NPI:** 1114487832 (Entity type: Individual)
- **Enumerated:** March 20, 2019
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, Boston, MA 02114-2696
- **Phone:** (617) 724-4133
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** March 20, 2019
---
Source: [NPI Profile](https://npiprofile.com/npi/1114487832) · Data from the CMS NPPES public registry.