What is William Sylvia's NPI number?

William Sylvia's National Provider Identifier (NPI) is 1639255912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Sylvia's specialty?

William Sylvia is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is William Sylvia located?

William Sylvia's practice location on file with NPPES is 59 Lawrence St, Methuen, MA 01844-4447.

What is William Sylvia's phone number?

The practice phone number listed in the NPPES registry for William Sylvia is (978) 687-2100.

Is William Sylvia's NPI active?

Yes — William Sylvia's NPI (1639255912) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

William Sylvia, D.M.D.

NPI 1639255912 · General Practice Dentistry · Methuen, MA

William Sylvia, D.M.D. is a General Practice Dentistry provider in Methuen, MA (NPI 1639255912).

Provider details

NPI number: 1639255912
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: D.M.D.
Sex: Male
Sole proprietor: Yes
License: 13314 (MA)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 13314 (MA)
Dental Providers

Profile Score

Detailed profile(90/100 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

59 Lawrence St

Methuen, MA 01844-4447

Phone: (978) 687-2100

Approximate (ZIP-level) locationGet directions

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Mailing address