OrganizationActive
Michael J Williams, DMD, PC
NPI 1255463691 · Periodontics · Pittsfield, MA
Michael J Williams, DMD, PC is a Periodontics organization in Pittsfield, MA (NPI 1255463691).
Provider details
- NPI number
- 1255463691
- Entity type
- Organization
- Primary specialty
- PeriodonticsDental Providers
- Organization subpart
- No
- Authorized official
- Michael Williams, President(413) 442-7855
- License
- 20171 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
120 South St
Pittsfield, MA 01201-6110
Phone: (413) 442-7855
Fax: (413) 499-3605
Street-level locationGet directions
Mailing address
120 South St
Pittsfield, MA 01201-6110
Registry dates
- Enumerated
- 2007-03-12
- Last updated
- 2008-06-22
Frequently asked questions
- What is Michael J Williams, DMD, PC's NPI number?
- Michael J Williams, DMD, PC's National Provider Identifier (NPI) is 1255463691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael J Williams, DMD, PC?
- Michael J Williams, DMD, PC is classified in the NPPES registry as Periodontics (Dental Providers).
- Where is Michael J Williams, DMD, PC located?
- Michael J Williams, DMD, PC's practice location on file with NPPES is 120 South St, Pittsfield, MA 01201-6110.
- What is Michael J Williams, DMD, PC's phone number?
- The practice phone number listed in the NPPES registry for Michael J Williams, DMD, PC is (413) 442-7855.
- Who is the authorized official for Michael J Williams, DMD, PC?
- The authorized official listed on Michael J Williams, DMD, PC's NPPES record is Michael Williams, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael J Williams, DMD, PC's NPI active?
- Yes — Michael J Williams, DMD, PC's NPI (1255463691) is active in the NPPES registry as of the last update on 2008-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.