IndividualActive
William Giannobile, DDS MS,DMSC
NPI 1649347428 · Periodontics · Boston, MA
William Giannobile, DDS MS,DMSC is a Periodontics provider in Boston, MA (NPI 1649347428).
Provider details
- NPI number
- 1649347428
- Entity type
- Individual
- Primary specialty
- PeriodonticsDental Providers
- Credential
- DDS MS,DMSC
- Sex
- Male
- Sole proprietor
- No
- License
- 017380 (MI)
Specialties & taxonomies
Dental Providers
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
Harvard School of Dental Medicine,harvard Dental Center
188 Longwood Avenue
Boston, MA 02115
Phone: (617) 432-6188
Fax: (617) 432-4258
Approximate (ZIP-level) locationGet directions
Mailing address
Harvard School of Dental Medicine,harvard Dental Center
Boston, MA 02115
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2021-09-15
- Certified
- 2021-09-15
Frequently asked questions
- What is William Giannobile's NPI number?
- William Giannobile's National Provider Identifier (NPI) is 1649347428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Giannobile's specialty?
- William Giannobile is listed in the NPPES registry with a primary specialty of Periodontics (Dental Providers).
- Where is William Giannobile located?
- William Giannobile's practice location on file with NPPES is Harvard School of Dental Medicine,harvard Dental Center, Boston, MA 02115.
- What is William Giannobile's phone number?
- The practice phone number listed in the NPPES registry for William Giannobile is (617) 432-6188.
- Is William Giannobile's NPI active?
- Yes — William Giannobile's NPI (1649347428) is active in the NPPES registry as of the last update on 2021-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.