ROSALIND P RABIN M.D.
NPI 1205990306
Internal Medicine in Cambridge, MA
About Rosalind P Rabin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROSALIND P RABIN M.D. (NPI 1205990306) is an individual internal medicine provider in Cambridge, Massachusetts, licensed in Massachusetts (230716) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with St Elizabeth's Medical Center, and is a graduate of Other (1993).
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
Rosalind P Rabin M.d. 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
2Medicare enrollment records show Rosalind Rabin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 1,103 clinicians in this Medicare group
Brockton, MA 02301
- Reassigned Medicare billing, Massachusetts enrollment
- 264 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 13
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Elizabeth's Medical Center
Acute Care Hospitals · Brighton, MAMassachusetts General Hospital
Acute Care Hospitals · Boston, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MALahey Hospital & Medical Center, Burlington
Acute Care Hospitals · Burlington, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02135 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Rosalind Rabin's NPI number?
The NPI number for Rosalind Rabin is 1205990306. It was assigned to this individual provider in the NPPES registry on December 21, 2006.
Where is Rosalind Rabin located?
Rosalind Rabin practices at Caritas St. Elizabeths Medical Center 736 Cambridge Street, Cambridge, MA 02135. The listed phone number is (617) 789-3000.
What is Rosalind Rabin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Rosalind Rabin enrolled in Medicare?
Yes. Rosalind Rabin 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 Rosalind Rabin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rosalind Rabin reassigns Medicare benefits to 2 organizations: Steward Medical Group, Inc (Watertown, MA) and Revere Medical Of Massachusetts, PC (Brockton, 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 Rosalind Rabin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rosalind Rabin accept?
Health plans from Anthem Blue Cross and Blue Shield list Rosalind Rabin 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 Rosalind Rabin affiliated with any hospitals?
According to CMS data, Rosalind Rabin is affiliated with St Elizabeth's Medical Center, Massachusetts General Hospital, Brigham And Women's Hospital, Faulkner Hospital-Brigham And Women's and Lahey Hospital & Medical Center, Burlington.
When was this NPI record last updated?
The NPPES record for Rosalind Rabin was last updated on July 8, 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.