Henry Fassler, D.M.D.
NPI 1821152851 · General Practice Dentistry · Wellesley Hills, MA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Henry Fassler, D.M.D. is a General Practice Dentistry provider in Wellesley Hills, MA (NPI 1821152851).
Provider details
- NPI number
- 1821152851
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 11139 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-12-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Henry Fassler's NPI number?
- Henry Fassler's National Provider Identifier (NPI) is 1821152851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Fassler's specialty?
- Henry Fassler is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Henry Fassler located?
- Henry Fassler's practice location on file with NPPES is 422 Worcester St, Wellesley Hills, MA 02481-5341.
- What is Henry Fassler's phone number?
- The practice phone number listed in the NPPES registry for Henry Fassler is (781) 237-0085.
- Does Henry Fassler accept Medicare?
- Henry Fassler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Henry Fassler's NPI active?
- Yes — Henry Fassler's NPI (1821152851) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.