Limited public information available
This provider is listed in NPPES, but additional records were not identified in the sources currently connected. Additional information may be available directly from official licensing authorities.
CATHERINE MATTEI-WILLIAMS, APRN, RNCS
SOMERVILLE, MANPI · 1982791364Verified via NPPESStatus · A
Source: NPPES NPI RegistryLast refreshed Jul 8, 2026
Identity & practice
- Legal name
- CATHERINE MATTEI-WILLIAMS, APRN, RNCS
- Profession
- Advanced practice nursing
- NPI
- 1982791364
- Primary specialty
- Clinical Nurse Specialist, Psych/Mental Health, Adult
- Taxonomy code
- 364SP0809X
- Practice status
- A
- Credentials
- APRN, RNCS
- Practice address
- 26 CENTRAL ST · SOMERVILLE, MA, 021432827
Practice Locations & Affiliations
Compiled from NPPES, CMS PECOS, and hospital directoriesPrimary Practice Location · NPPES
CATHERINE MATTEI-WILLIAMS, APRN, RNCS
26 CENTRAL ST · SOMERVILLE, MA, 021432827
Phone · 617-591-6377
Source: NPPES NPI Registry
Practice information is compiled from verified public datasets (NPPES, CMS PECOS, hospital directories, and state licensing records). Public records may vary by source and update schedule.
Contact
617-591-6377
Verify current contact info directly with the practice.
Verified Public Information
A summary of how many verified public datasets currently contain information for this provider. This is a coverage indicator only — it is not a quality rating and does not evaluate care.
1Verified Public Data Source Connected
Additional public datasets are still being checked and may become available over time.
Category coverage
- —
Current Licenses
Not Yet Queried · State Medical Boards
- —
Historical Licenses
Not Yet Queried · State Medical Boards
- —
Practice History
Checked — No Public Record Identified · NPPES / CMS PECOS
- —
Hospital Affiliations
Not Yet Queried · CMS Hospital Data
- —
Board Certifications
Not Yet Queried · ABMS Public Lookup
- —
Medical Board Records
Not Yet Queried · State Medical Boards
- —
Quality Data
Not Yet Queried · CMS Care Compare
- 1
Verified Public Sources
Verified · NPPES · CMS · State Boards
Missing data is not proof of absence. "Not identified in currently connected public sources." simply means Phoenix Health Compass did not find a record in the datasets currently connected for this category — additional public sources may show more.
Educational reference only. Information on this profile is aggregated from public sources for research and preparation. It is not an endorsement, rating, or recommendation, and it is not a substitute for professional medical advice, diagnosis, or treatment.