DR. EIRINI PECTASIDES M.D., PH.D.
NPI 1447484332
Internal Medicine - Medical Oncology in Boston, MA
About Dr. Eirini Pectasides M.d., Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EIRINI PECTASIDES M.D., PH.D. (NPI 1447484332) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (264991) and active in the NPI registry since May 2009. 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)
Dr. Eirini Pectasides M.d., Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Eirini Pectasides reassigns Medicare billing to 3 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
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 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.
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 Eirini Pectasides's NPI number?
The NPI number for Eirini Pectasides is 1447484332. It was assigned to this individual provider in the NPPES registry on May 7, 2009.
Where is Eirini Pectasides located?
Eirini Pectasides practices at 330 Brookline Ave Shapiro 926, Boston, MA 02215. The listed phone number is (617) 667-2131.
What is Eirini Pectasides's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Eirini Pectasides enrolled in Medicare?
Yes. Eirini Pectasides is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eirini Pectasides's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eirini Pectasides reassigns Medicare benefits to 3 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA), Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA) and Dana-Farber Cancer Institute, 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 Eirini Pectasides'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 Eirini Pectasides was last updated on May 27, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.