John Harrington, LMSW
NPI 1740681550 · Clinical Social Worker · Ann Arbor, MI
John Harrington, LMSW is a Clinical Social Worker provider in Ann Arbor, MI (NPI 1740681550).
Provider details
- NPI number
- 1740681550
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6801034144 (MI)
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
11 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
- 2014-09-11
- Last updated
- 2014-09-11
Frequently asked questions
- What is John Harrington's NPI number?
- John Harrington's National Provider Identifier (NPI) is 1740681550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Harrington's specialty?
- John Harrington is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Harrington located?
- John Harrington's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is John Harrington's phone number?
- The practice phone number listed in the NPPES registry for John Harrington is (734) 936-6265.
- Is John Harrington's NPI active?
- Yes — John Harrington's NPI (1740681550) is active in the NPPES registry as of the last update on 2014-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.