Provider Profile
Catherine Mattei-Williams, APRN, RNCS
Unclaimed ProfileAbout Catherine Mattei-Williams
Catherine Mattei-Williams, APRN, RNCS is a healthcare provider located in Somerville, MA. Catherine is also listed as specializing in clinical nurse specialist.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (617) 591-6377
- Email not available
Practice Locations
26 CENTRAL ST
Somerville, MA 02143
850 N Meridian St
Indianapolis, IN 46204
7 Prospect St.
Nashua, NH 03060
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other providers at this location 3
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Catherine Mattei-Williams, APRN's address?
Catherine Mattei-Williams, APRN is listed at 26 Central St, Somerville, MA 02143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Catherine Mattei-Williams, APRN?
The number on file is (617) 591-6377. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Catherine Mattei-Williams, APRN's NPI number?
Catherine Mattei-Williams, APRN's National Provider Identifier is 1982791364. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Catherine Mattei-Williams, APRN been practicing?
Catherine Mattei-Williams, APRN has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Catherine Mattei-Williams, APRN confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Catherine Mattei-Williams, APRN. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.