SONJA R SOLOMON M.D.
NPI 1265752141
Internal Medicine in Boston, MA
About Sonja R Solomon M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SONJA R SOLOMON M.D. (NPI 1265752141) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (244193) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Yale University School Of Medicine (2010).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Sonja R Solomon 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 Sonja Solomon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 4,574 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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MAMassachusetts Eye And Ear Infirmary -
Acute Care Hospitals · Boston, MANewton-Wellesley Hospital
Acute Care Hospitals · Newton, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAFaulkner Hospital-Brigham And Women's
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 02115
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Sonja Solomon's NPI number?
The NPI number for Sonja Solomon is 1265752141. It was assigned to this individual provider in the NPPES registry on June 2, 2010. The provider is also known as Sonja K Rakowski.
Where is Sonja Solomon located?
Sonja Solomon practices at 75 Francis St Medicine Residency Office, Boston, MA 02115. The listed phone number is (617) 732-5500.
What is Sonja Solomon's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Sonja Solomon enrolled in Medicare?
Yes. Sonja Solomon 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 Sonja Solomon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sonja Solomon reassigns Medicare benefits to Brigham & Womens Physicians Organization 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 Sonja Solomon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sonja Solomon affiliated with any hospitals?
According to CMS data, Sonja Solomon is affiliated with Massachusetts General Hospital, Massachusetts Eye And Ear Infirmary -, Newton-Wellesley Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.
When was this NPI record last updated?
The NPPES record for Sonja Solomon was last updated on April 26, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Sonja R Solomon, M.D. · NPI 1265752141
Internal Medicine physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since June 2, 2010.
## Identity
- **NPI:** 1265752141 (Entity type: Individual)
- **Enumerated:** June 2, 2010
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 244193 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 FRANCIS ST, MEDICINE RESIDENCY OFFICE, Boston, MA 02115-6110
- **Phone:** (617) 732-5500
## 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:** Brigham & Womens Physicians Organization Inc (NPI 1033535497, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** April 26, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1265752141) · Data from the CMS NPPES public registry.