IndividualActive
Henry Hartley, MS
NPI 1740332345 · Mental Health Counselor · Lowell, MA
Henry Hartley, MS is a Mental Health Counselor provider in Lowell, MA (NPI 1740332345).
Provider details
- NPI number
- 1740332345
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Male
- Sole proprietor
- No
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
77 E Merrimack St
Unit 1
Lowell, MA 01852
Phone: (978) 453-6800
Street-level locationGet directions
Mailing address
2 Myrtle St
Stoneham, MA 02180
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Henry Hartley's NPI number?
- Henry Hartley's National Provider Identifier (NPI) is 1740332345, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Henry Hartley's specialty?
- Henry Hartley is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Henry Hartley located?
- Henry Hartley's practice location on file with NPPES is 77 E Merrimack St, Lowell, MA 01852.
- What is Henry Hartley's phone number?
- The practice phone number listed in the NPPES registry for Henry Hartley is (978) 453-6800.
- Is Henry Hartley's NPI active?
- Yes — Henry Hartley's NPI (1740332345) 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.