BONNIE F COHEN MD
NPI 1558357244
Family Medicine in Somerville, MA
About Bonnie F Cohen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BONNIE F COHEN MD (NPI 1558357244) is an individual family medicine provider in Somerville, Massachusetts, licensed in Massachusetts (221468) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS and is a graduate of University Of Massachusetts Medical School (2001).
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
Bonnie F Cohen 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
5Medicare enrollment records show Bonnie Cohen reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 719 clinicians in this Medicare group
Cambridge, MA 02140
- Reassigned Medicare billing, Massachusetts enrollment
- 38 clinicians in this Medicare group
Boston, MA 02110
- Reassigned Medicare billing, Massachusetts enrollment
- 58 clinicians in this Medicare group
Boston, MA 02110
- Reassigned Medicare billing, Massachusetts enrollment
- 25 clinicians in this Medicare group
Boston, MA 02110
- Reassigned Medicare billing, Massachusetts enrollment
- 21 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 4
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 02143 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SOMERVILLE, MA 02143
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 Bonnie Cohen's NPI number?
The NPI number for Bonnie Cohen is 1558357244. It was assigned to this individual provider in the NPPES registry on September 27, 2005.
Where is Bonnie Cohen located?
Bonnie Cohen practices at 337 Somerville Ave, Somerville, MA 02143. The listed phone number is (617) 665-3370.
What is Bonnie Cohen's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Bonnie Cohen enrolled in Medicare?
Yes. Bonnie 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 organizations bill Medicare for Bonnie Cohen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bonnie Cohen reassigns Medicare benefits to 5 organizations: Cambridge Public Health Commission (Cambridge, MA), Patriot Urgent Care Professionals PC (Cambridge, MA), Carbon Health Medical Group Of Florida PA (Boston, MA), Carbon Health Medical Group Of Massachusetts PC (Boston, MA) and Carbon Health Primary Care Of Florida PA (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 Bonnie Cohen'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 Bonnie Cohen was last updated on November 29, 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.
# Bonnie F Cohen, MD · NPI 1558357244
Family Medicine physician in Somerville, Massachusetts. Individual provider, active in the CMS NPPES registry since September 27, 2005.
## Identity
- **NPI:** 1558357244 (Entity type: Individual)
- **Enumerated:** September 27, 2005
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 221468 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 337 SOMERVILLE AVE, Somerville, MA 02143-2914
- **Phone:** (617) 665-3370 · **Fax:** (617) 625-1288
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Cambridge Public Health Commission (NPI 1932313228, Cambridge, MA); Patriot Urgent Care Professionals PC (NPI 1245123587, Cambridge, MA); Carbon Health Medical Group Of Florida PA (NPI 1881261303, Boston, MA); Carbon Health Medical Group Of Massachusetts PC (NPI 1528836897, Boston, MA); Carbon Health Primary Care Of Florida PA (NPI 1912662719, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 2001
## Record status
- **NPPES last updated:** November 29, 2011
- **Other identifiers:** Medicare UPIN I18553; Medicare ID-Type Unspecified A37756 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1558357244) · Data from the CMS NPPES public registry.