THERESA M BROWN NP
NPI 1558646596
Nurse Practitioner - Acute Care in Boston, MA
About Theresa M Brown Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THERESA M BROWN NP (NPI 1558646596) is an individual acute care provider in Boston, Massachusetts, licensed in Massachusetts (RN/NP178223) and active in the NPI registry since October 2011. 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)
Theresa M Brown Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Theresa Brown reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 clinicians in this Medicare group
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 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 02215
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
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 Theresa Brown's NPI number?
The NPI number for Theresa Brown is 1558646596. It was assigned to this individual provider in the NPPES registry on October 20, 2011.
Where is Theresa Brown located?
Theresa Brown practices at 330 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 662-7270.
What is Theresa Brown's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Theresa Brown enrolled in Medicare?
Yes. Theresa Brown is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Theresa Brown's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Theresa Brown reassigns Medicare benefits to 2 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, 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 Theresa Brown'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 Theresa Brown was last updated on March 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Theresa M Brown, NP · NPI 1558646596
Acute Care physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since October 20, 2011.
## Identity
- **NPI:** 1558646596 (Entity type: Individual)
- **Enumerated:** October 20, 2011
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** RN/NP178223 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVE, Boston, MA 02215-5400
- **Phone:** (617) 662-7270
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Beth Israel Deaconess Medical Center, Inc. (NPI 1548202641, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 14, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1558646596) · Data from the CMS NPPES public registry.