DR. JOEL ROBERT SCHAFFER MD
NPI 1992955355
Physical Medicine & Rehabilitation in Boston, MA
About Dr. Joel Robert Schaffer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOEL ROBERT SCHAFFER MD (NPI 1992955355) is an individual physical medicine & rehabilitation provider in Boston, Massachusetts, licensed in Massachusetts (248862) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Minnesota, Duluth School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Joel Robert Schaffer 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 Joel Schaffer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 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.
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 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
BOSTON, MA 02118
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 Joel Schaffer's NPI number?
The NPI number for Joel Schaffer is 1992955355. It was assigned to this individual provider in the NPPES registry on September 23, 2008.
Where is Joel Schaffer located?
Joel Schaffer practices at 732 Harrison Ave 2nd Floor, Boston, MA 02118. The listed phone number is (617) 414-0040.
What is Joel Schaffer's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Joel Schaffer enrolled in Medicare?
Yes. Joel Schaffer 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 Joel Schaffer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joel Schaffer reassigns Medicare benefits to Permanente Medical Group Inc (Stockton, CA). 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 Joel Schaffer'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 Joel Schaffer was last updated on December 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.