IndividualActive
Harriet Otis, MA
NPI 1861593725 · Mental Health Counselor · Littleton, MA
Harriet Otis, MA is a Mental Health Counselor provider in Littleton, MA (NPI 1861593725).
Provider details
- NPI number
- 1861593725
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- No
- License
- 3000 (MA)
Specialties & taxonomies
Behavioral Health & Social Service 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
438 King St
Littleton, MA 01460-1269
Phone: (978) 952-6060
Fax: (978) 486-8104
Street-level locationGet directions
Mailing address
Po Box 284
Nutting Lake, MA 01865-0284
Registry dates
- Enumerated
- 2006-09-25
- Last updated
- 2007-07-09
Frequently asked questions
- What is Harriet Otis's NPI number?
- Harriet Otis's National Provider Identifier (NPI) is 1861593725, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harriet Otis's specialty?
- Harriet Otis is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Harriet Otis located?
- Harriet Otis's practice location on file with NPPES is 438 King St, Littleton, MA 01460-1269.
- What is Harriet Otis's phone number?
- The practice phone number listed in the NPPES registry for Harriet Otis is (978) 952-6060.
- Is Harriet Otis's NPI active?
- Yes — Harriet Otis's NPI (1861593725) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.