SOU LOR BARRIENTOS
NPI 1619473956
Nurse Practitioner - Family in Norfolk, MA
About Sou Lor Barrientos NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SOU LOR BARRIENTOS (NPI 1619473956) is an individual family provider in Norfolk, Massachusetts, licensed in Massachusetts (RN274894) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with Boston Medical Center, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Sou Lor Barrientos 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 Sou Barrientos reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mattapan, MA 02126
- Reassigned Medicare billing, Massachusetts enrollment
- 76 clinicians in this Medicare group
Jamaica Plain, MA 02130
- Reassigned Medicare billing, Massachusetts enrollment
- 116 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boston Medical Center
Acute Care Hospitals · Boston, MASouth Shore Hospital
Acute Care Hospitals · South Weymouth, MABeth Israel Deaconess Hospital - Milton
Acute Care Hospitals · Milton, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02056 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NORFOLK, MA 02056
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 Sou Barrientos's NPI number?
The NPI number for Sou Barrientos is 1619473956. It was assigned to this individual provider in the NPPES registry on April 4, 2018.
Where is Sou Barrientos located?
Sou Barrientos practices at 2 Clark Street, Norfolk, MA 02056. The listed phone number is (508) 660-5900.
What is Sou Barrientos's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Sou Barrientos enrolled in Medicare?
Yes. Sou Barrientos 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 Sou Barrientos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sou Barrientos reassigns Medicare benefits to 2 organizations: Harbor Health Services, Inc (Mattapan, MA) and Boston Health Care For The Homeless Program, Inc. (Jamaica Plain, 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 Sou Barrientos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sou Barrientos accept?
Health plans from Anthem Blue Cross and Blue Shield list Sou Barrientos 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 Sou Barrientos affiliated with any hospitals?
According to CMS data, Sou Barrientos is affiliated with Boston Medical Center, South Shore Hospital and Beth Israel Deaconess Hospital - Milton.
When was this NPI record last updated?
The NPPES record for Sou Barrientos was last updated on May 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.
# Sou Lor Barrientos · NPI 1619473956
Family physician in Norfolk, Massachusetts. Individual provider, active in the CMS NPPES registry since April 4, 2018.
## Identity
- **NPI:** 1619473956 (Entity type: Individual)
- **Enumerated:** April 4, 2018
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN274894 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 2 CLARK STREET, Norfolk, MA 02056
- **Phone:** (508) 660-5900
## 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): Harbor Health Services, Inc (NPI 1225064264, Mattapan, MA); Boston Health Care For The Homeless Program, Inc. (NPI 1962645572, Jamaica Plain, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** May 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1619473956) · Data from the CMS NPPES public registry.