LINDSAY VICTORIA WALSH MD
NPI 1194475129
Emergency Medicine in Boston, MA
About Lindsay Victoria Walsh Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDSAY VICTORIA WALSH MD (NPI 1194475129) is an individual emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (1026080) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of Other (2022).
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
Lindsay Victoria Walsh Md 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 Lindsay Walsh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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.
Brigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Lindsay Walsh's NPI number?
The NPI number for Lindsay Walsh is 1194475129. It was assigned to this individual provider in the NPPES registry on March 24, 2022.
Where is Lindsay Walsh located?
Lindsay Walsh practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.
What is Lindsay Walsh's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lindsay Walsh enrolled in Medicare?
Yes. Lindsay Walsh 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 Lindsay Walsh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lindsay Walsh reassigns Medicare benefits to Brigham & Womens Physicians Organization 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 Lindsay Walsh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lindsay Walsh accept?
Health plans from Taro Health list Lindsay Walsh 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 Lindsay Walsh affiliated with any hospitals?
According to CMS data, Lindsay Walsh is affiliated with Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Lindsay Walsh was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days 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.
# Lindsay Victoria Walsh, MD · NPI 1194475129
Emergency Medicine physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 24, 2022.
## Identity
- **NPI:** 1194475129 (Entity type: Individual)
- **Enumerated:** March 24, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 1026080 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS ST, Boston, MA 02115-6110
- **Phone:** (617) 732-5500
## 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:** Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** September 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1194475129) · Data from the CMS NPPES public registry.