STEWARD PHYSICIAN NETWORK - PATHOLOGY
NPI 1013220151
Specialist in Brighton, MA
About Steward Physician Network - Pathology NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEWARD PHYSICIAN NETWORK - PATHOLOGY (NPI 1013220151) is a healthcare organization registered as a specialist in Brighton, Massachusetts and active in the NPI registry since July 2010. The organization lists Michael J Callum, Ceo Of Steward Physician Network, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Steward Physician Network - Pathology is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
187Medicare enrollment records show 187 clinicians reassign Medicare billing to Steward Physician Network - Pathology, which bills Medicare for the services they deliver. Of these, 12 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 23
Nearest to this location (20)
See all 187Boston, MA 02215
Brockton, MA 02301
Brockton, MA 02301
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Steward Medical Group, Inc's NPI number?
The NPI number for Steward Medical Group, Inc is 1013220151. It was assigned to this organization in the NPPES registry on July 19, 2010. The provider is also known as Steward Physician Network - Pathology.
Where is Steward Medical Group, Inc located?
Steward Medical Group, Inc is located at 77 Warren St, Brighton, MA 02135. The listed phone number is (615) 467-4158.
What is Steward Medical Group, Inc's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Steward Medical Group, Inc enrolled in Medicare?
Yes. Steward Medical Group, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Steward Medical Group, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 187 clinicians in 23 Medicare specialties reassign their Medicare billing to Steward Medical Group, Inc. A 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 the clinician's services. The largest specialties are Pathology (32), Internal Medicine (28) and Nurse Practitioner (28). Of these, 12 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Steward Medical Group, Inc was last updated on March 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Steward Physician Network - Pathology · NPI 1013220151
Specialist organization in Brighton, Massachusetts. Organization record, active in the CMS NPPES registry since July 19, 2010.
## Identity
- **NPI:** 1013220151 (Entity type: Organization)
- **Enumerated:** July 19, 2010
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Legal business name:** Steward Medical Group, Inc
- **Organization subpart:** Yes (part of Steward Health Care System Llc)
- **Authorized official:** Michael Callum, CEO OF STEWARD PHYSICIAN NETWORK
## Practice location
- **Address:** 77 WARREN ST, Brighton, MA 02135-3601
- **Phone:** (615) 467-4158 · **Fax:** (615) 467-1267
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 187 clinicians in 23 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Pathology (32), Internal Medicine (28), Nurse Practitioner (28); 12 practice within 10 miles; [full list](https://npiprofile.com/npi/1013220151/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 18, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1013220151) · Data from the CMS NPPES public registry.