Diana Johnson, M.S.
NPI 1902017031 · Mental Health Counselor · Uniondale, NY
Diana Johnson, M.S. is a Mental Health Counselor provider in Uniondale, NY (NPI 1902017031).
Provider details
- NPI number
- 1902017031
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 000582-1 (NY)
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
- 2007-05-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diana Johnson's NPI number?
- Diana Johnson's National Provider Identifier (NPI) is 1902017031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Johnson's specialty?
- Diana Johnson is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Diana Johnson located?
- Diana Johnson's practice location on file with NPPES is 496 Uniondale Ave, Uniondale, NY 11553-2201.
- What is Diana Johnson's phone number?
- The practice phone number listed in the NPPES registry for Diana Johnson is (646) 285-4109.
- Is Diana Johnson's NPI active?
- Yes — Diana Johnson's NPI (1902017031) 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.