DEBORAH SCHRAG MD
NPI 1922079870
Internal Medicine - Medical Oncology in Boston, MA
About Deborah Schrag Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEBORAH SCHRAG MD (NPI 1922079870) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (77651) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Deborah Schrag 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
3Medicare enrollment records show Deborah Schrag reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 259 clinicians in this Medicare group
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 315 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 514 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
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.
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.
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 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 Deborah Schrag's NPI number?
The NPI number for Deborah Schrag is 1922079870. It was assigned to this individual provider in the NPPES registry on January 30, 2006.
Where is Deborah Schrag located?
Deborah Schrag practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 582-8301.
What is Deborah Schrag's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Deborah Schrag enrolled in Medicare?
Yes. Deborah Schrag 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 Deborah Schrag's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Deborah Schrag reassigns Medicare benefits to 3 organizations: Memorial Developmental Chemo Group (New York, NY), Memorial Medical Consultation Group (New York, NY) and Memorial Solid Tumor Group (New York, NY). 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 Deborah Schrag'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 Deborah Schrag was last updated on December 7, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Deborah Schrag, MD · NPI 1922079870
Medical Oncology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since January 30, 2006.
## Identity
- **NPI:** 1922079870 (Entity type: Individual)
- **Enumerated:** January 30, 2006
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** 77651 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 450 BROOKLINE AVE, Boston, MA 02215-5418
- **Phone:** (617) 582-8301
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Memorial Developmental Chemo Group (NPI 1912978487, New York, NY); Memorial Medical Consultation Group (NPI 1053382523, New York, NY); Memorial Solid Tumor Group (NPI 1699746172, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** December 7, 2011
- **Other identifiers:** Medicare UPIN F81115; Medicare ID-Type Unspecified 14B041
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Source: [NPI Profile](https://npiprofile.com/npi/1922079870) · Data from the CMS NPPES public registry.