SABA BEG M.D.
NPI 1982857793
Internal Medicine - Rheumatology in Boston, MA
About Saba Beg M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SABA BEG M.D. (NPI 1982857793) is an individual rheumatology provider in Boston, Massachusetts, licensed in Massachusetts (273805) and active in the NPI registry since October 2008. She is enrolled in Medicare PECOS, maintains a secondary practice location in Newton, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Saba Beg 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 Reassignments
2Medicare enrollment records show Saba Beg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 1,103 clinicians in this Medicare group
Brockton, MA 02301
- Reassigned Medicare billing, Massachusetts enrollment
- 264 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 2
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 02114 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 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Saba Beg's NPI number?
The NPI number for Saba Beg is 1982857793. It was assigned to this individual provider in the NPPES registry on October 24, 2008.
Where is Saba Beg located?
Saba Beg practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-7938.
What is Saba Beg's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Saba Beg enrolled in Medicare?
Yes. Saba Beg 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 Saba Beg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Saba Beg reassigns Medicare benefits to 2 organizations: Steward Medical Group, Inc (Watertown, MA) and Revere Medical Of Massachusetts, PC (Brockton, 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 Saba Beg'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 Saba Beg was last updated on May 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Saba Beg, M.D. · NPI 1982857793
Rheumatology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since October 24, 2008.
## Identity
- **NPI:** 1982857793 (Entity type: Individual)
- **Enumerated:** October 24, 2008
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 273805 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 55 FRUIT ST, Boston, MA 02114
- **Phone:** (617) 726-7938
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Steward Medical Group, Inc (NPI 1629398219, Watertown, MA); Revere Medical Of Massachusetts, PC (NPI 1336976539, Brockton, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** May 27, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1982857793) · Data from the CMS NPPES public registry.