Individual Healthcare Provider
Ruth Priscilla Masterson, RNCS
Provider's NPPES record last updated: January 28, 2025
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1801898846
- Primary Specialty
- Clinical Nurse Specialist — Psychiatric/Mental Health
- Practice Location
- Lynn, Massachusetts
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 20, 2026, 10:14 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Clinical Nurse Specialist
Psychiatric/Mental Health
Physician Assistants & Advanced Practice Nursing Providers
Definition to come...
Taxonomy code 364SP0808X Registered Nurse
Psychiatric/Mental Health
Nursing Service Providers
Definition to come...
Taxonomy code 163WP0808XNurse Practitioner
Psychiatric/Mental Health
Physician Assistants & Advanced Practice Nursing Providers
Definition to come...
Taxonomy code 363LP0808X
Provider-Reported License Information
- Clinical Nurse Specialist (Massachusetts)
- 143918
- Registered Nurse (Massachusetts)
- 143918
- Nurse Practitioner (Massachusetts)
- 143918
Practice Locations
Practice Location
37 Friend St
Lynn, Massachusetts 01902
Phone: (781) 715-3816
Additional Practice Location
37 Friend St
Lynn, Massachusetts 01902-3068
Phone: (781) 715-3816
Additional Practice Location
37 Friend St
Lynn, Massachusetts 01902
Phone: (781) 715-3816
Record Information
- Enumeration Date
- August 10, 2005
- Provider's NPPES Record Last Updated
- January 28, 2025
- Certification Date
- January 28, 2025
- NPISignal NPPES Dataset
- August 2026
See Something Wrong?
Incorrect provider information
Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.
Update a record through NPPESSomething wrong with this page?
If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.
Report a display issue