RUTH PRISCILLA MASTERSON RNCS
NPI 1801898846
Clinical Nurse Specialist - Psychiatric/Mental Health in Lynn, MA
About Ruth Priscilla Masterson Rncs NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUTH PRISCILLA MASTERSON RNCS (NPI 1801898846) is an individual psychiatric/mental health provider in Lynn, Massachusetts, licensed in Massachusetts (143918) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and maintains a secondary practice location in Lynn.
NPPES Registry Identity
Specialties & Licenses 3
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 (PECOS)
Ruth Priscilla Masterson Rncs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ruth Masterson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lynn, MA 01901
- Reassigned Medicare billing, Massachusetts enrollment
- 178 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01902 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.
LYNN, MA 01902
LYNN, MA 01902
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 Ruth Masterson's NPI number?
The NPI number for Ruth Masterson is 1801898846. It was assigned to this individual provider in the NPPES registry on August 10, 2005.
Where is Ruth Masterson located?
Ruth Masterson practices at 37 Friend St, Lynn, MA 01902. The listed phone number is (781) 715-3816.
What is Ruth Masterson's specialty?
The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Psychiatric/Mental Health, with taxonomy code 364SP0808X.
Is Ruth Masterson enrolled in Medicare?
Yes. Ruth Masterson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ruth Masterson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruth Masterson reassigns Medicare benefits to Lynn Community Health, Inc. (Lynn, 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 Ruth Masterson'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 Ruth Masterson was last updated on January 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Ruth Priscilla Masterson, RNCS · NPI 1801898846
Psychiatric/Mental Health physician in Lynn, Massachusetts. Individual provider, active in the CMS NPPES registry since August 10, 2005.
## Identity
- **NPI:** 1801898846 (Entity type: Individual)
- **Enumerated:** August 10, 2005
- **Primary specialty:** Clinical Nurse Specialist - Psychiatric/Mental Health · taxonomy 364SP0808X
- **State license:** 143918 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 37 FRIEND ST, Lynn, MA 01902
- **Phone:** (781) 715-3816
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Lynn Community Health, Inc. (NPI 1013997691, Lynn, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 28, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801898846) · Data from the CMS NPPES public registry.