BRIAN J COHEN M.D.
NPI 1326070954
Internal Medicine - Nephrology in Boston, MA
About Brian J Cohen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN J COHEN M.D. (NPI 1326070954) is an individual nephrology provider in Boston, Massachusetts, licensed in Massachusetts (52442) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Tufts Medical Center, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (1978).
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
Brian J Cohen 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 Reassignment
Medicare enrollment records show Brian Cohen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 334 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 6
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.
Tufts Medical Center
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02111 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 02111
BOSTON, MA 02111
BOSTON, MA 02111
BOSTON, MA 02111
BOSTON, MA 02111
BOSTON, MA 02111
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 Brian Cohen's NPI number?
The NPI number for Brian Cohen is 1326070954. It was assigned to this individual provider in the NPPES registry on July 6, 2006.
Where is Brian Cohen located?
Brian Cohen practices at 750 Washington St, Boston, MA 02111. The listed phone number is (617) 636-5000.
What is Brian Cohen's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Brian Cohen enrolled in Medicare?
Yes. Brian Cohen 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 Brian Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Cohen reassigns Medicare benefits to Pratt Medical Group, 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 Brian Cohen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Cohen accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Brian Cohen 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 Brian Cohen affiliated with any hospitals?
According to CMS data, Brian Cohen is affiliated with Tufts Medical Center.
When was this NPI record last updated?
The NPPES record for Brian Cohen 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.
# Brian J Cohen, M.D. · NPI 1326070954
Nephrology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 6, 2006.
## Identity
- **NPI:** 1326070954 (Entity type: Individual)
- **Enumerated:** July 6, 2006
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 52442 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 750 WASHINGTON ST, Boston, MA 02111-1526
- **Phone:** (617) 636-5000
## 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:** Pratt Medical Group, Inc (NPI 1013237809, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 1978
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1326070954) · Data from the CMS NPPES public registry.