JANET LEE ABRAHM MD
NPI 1427024264
Internal Medicine - Medical Oncology in Boston, MA
About Janet Lee Abrahm Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANET LEE ABRAHM MD (NPI 1427024264) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (209046) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and is a graduate of University Of California, San Francisco School Of Medicine (1973).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 11
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
Janet Lee Abrahm 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 Janet Abrahm 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
- Also billed through NPI 1346433257 (Massachusetts)
- 1,026 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 4
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
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, 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 Janet Abrahm's NPI number?
The NPI number for Janet Abrahm is 1427024264. It was assigned to this individual provider in the NPPES registry on February 23, 2006.
Where is Janet Abrahm located?
Janet Abrahm practices at 44 Binney St Dana Farber Cancer Institute Brigham And Womens Hosp, Boston, MA 02115. The listed phone number is (617) 632-6464.
What is Janet Abrahm's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Janet Abrahm enrolled in Medicare?
Yes. Janet Abrahm 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 Janet Abrahm's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janet Abrahm reassigns Medicare benefits to Dana-Farber Cancer Institute, 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 Janet Abrahm's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Janet Abrahm accept?
Health plans from Taro Health list Janet Abrahm 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 Janet Abrahm affiliated with any hospitals?
According to CMS data, Janet Abrahm is affiliated with Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Janet Abrahm was last updated on August 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Janet Lee Abrahm, MD · NPI 1427024264
Medical Oncology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since February 23, 2006.
## Identity
- **NPI:** 1427024264 (Entity type: Individual)
- **Enumerated:** February 23, 2006
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** 209046 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 44 BINNEY ST, DANA FARBER CANCER INSTITUTE BRIGHAM AND WOMENS HOSP, Boston, MA 02115
- **Phone:** (617) 632-6464 · **Fax:** (617) 632-6180
## 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:** Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 1973
## Record status
- **NPPES last updated:** August 16, 2007
- **Other identifiers:** Other 3616879; Medicare UPIN C26017; Other 0120791; and 8 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1427024264) · Data from the CMS NPPES public registry.