KATHERINE BRADY TANG MD
NPI 1154901304
Emergency Medicine - Medical Toxicology in Boston, MA
About Katherine Brady Tang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE BRADY TANG MD (NPI 1154901304) is an individual medical toxicology provider in Boston, Massachusetts, licensed in New Jersey (25MA13132000) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Cambridge Health Alliance, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Katherine Brady Tang 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 Reassignments
4Medicare enrollment records show Katherine Tang reassigns Medicare billing to 4 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
- Also billed through NPI 1952358533 (Massachusetts)
- 1,006 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1316987993 (Massachusetts)
- 2,579 clinicians in this Medicare group
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 719 clinicians in this Medicare group
Milton, MA 02186
- Reassigned Medicare billing, Massachusetts enrollment
- 177 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cambridge Health Alliance
Acute Care Hospitals · Cambridge, MABeth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MAPhysician 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 Katherine Tang's NPI number?
The NPI number for Katherine Tang is 1154901304. It was assigned to this individual provider in the NPPES registry on April 12, 2021. The provider is also known as Katherine Brady Goldsmith.
Where is Katherine Tang located?
Katherine Tang practices at 330 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 667-7000.
What is Katherine Tang's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Medical Toxicology, with taxonomy code 207PT0002X.
Is Katherine Tang enrolled in Medicare?
Yes. Katherine Tang 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 Katherine Tang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Tang reassigns Medicare benefits to 4 organizations: Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (Boston, MA), Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA), Cambridge Public Health Commission (Cambridge, MA) and Bid-Milton Physician Associates Inc (Milton, 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 Katherine Tang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Tang accept?
Health plans from Taro Health list Katherine Tang 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 Katherine Tang affiliated with any hospitals?
According to CMS data, Katherine Tang is affiliated with Cambridge Health Alliance and Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Katherine Tang was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Katherine Brady Tang, MD · NPI 1154901304
Medical Toxicology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since April 12, 2021.
## Identity
- **NPI:** 1154901304 (Entity type: Individual)
- **Enumerated:** April 12, 2021
- **Primary specialty:** Emergency Medicine - Medical Toxicology · taxonomy 207PT0002X
- **State license:** 25MA13132000 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVE, Boston, MA 02215-5400
- **Phone:** (617) 667-7000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1861216038, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA); Cambridge Public Health Commission (NPI 1487603585, Cambridge, MA); Bid-Milton Physician Associates Inc (NPI 1184312738, Milton, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1154901304) · Data from the CMS NPPES public registry.