IndividualActive
William Sharp, MA
NPI 1508904152 · Counselor · Chelsea, MA
Provider details
- NPI number
- 1508904152
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 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
83% 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
407 Washington Ave
Chelsea, MA 02150-3601
Phone: (617) 216-3871
Fax: (617) 938-3507
Street-level locationGet directions
Mailing address
407 Washington Ave
Chelsea, MA 02150-3601
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 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.