Holly Hammershoy, M.ED., LMHC
NPI 1043378516 · Professional Counselor · Dracut, MA
Holly Hammershoy, M.ED., LMHC is a Professional Counselor provider in Dracut, MA (NPI 1043378516).
Provider details
- NPI number
- 1043378516
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- M.ED., LMHC
- Sex
- Female
- Sole proprietor
- No
- License
- 4122 (MA)
Specialties & taxonomies
Behavioral Health & Social Service 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
- 2006-12-05
- Last updated
- 2026-04-30
- Certified
- 2026-04-30
Frequently asked questions
- What is Holly Hammershoy's NPI number?
- Holly Hammershoy's National Provider Identifier (NPI) is 1043378516, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Hammershoy's specialty?
- Holly Hammershoy is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Holly Hammershoy located?
- Holly Hammershoy's practice location on file with NPPES is 1595 Lakeview Ave, Dracut, MA 01826-3396.
- What is Holly Hammershoy's phone number?
- The practice phone number listed in the NPPES registry for Holly Hammershoy is (978) 455-2628.
- Is Holly Hammershoy's NPI active?
- Yes — Holly Hammershoy's NPI (1043378516) is active in the NPPES registry as of the last update on 2026-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.