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Diana Clendaniel
NPI 1639015274 · Mental Health Counselor · Commack, NY
Diana Clendaniel is a Mental Health Counselor provider in Commack, NY (NPI 1639015274).
Provider details
- NPI number
- 1639015274
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- P139641 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
340 Veterans Memorial Hwy Ste 12
Commack, NY 11725-4300
Phone: (631) 319-7678
Approximate (ZIP-level) locationGet directions
Mailing address
93 Herbert St
Islip, NY 11751-2018
Registry dates
- Enumerated
- 2026-04-27
- Last updated
- 2026-04-27
- Certified
- 2026-04-27
Frequently asked questions
- What is Diana Clendaniel's NPI number?
- Diana Clendaniel's National Provider Identifier (NPI) is 1639015274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Clendaniel's specialty?
- Diana Clendaniel is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Diana Clendaniel located?
- Diana Clendaniel's practice location on file with NPPES is 340 Veterans Memorial Hwy Ste 12, Commack, NY 11725-4300.
- What is Diana Clendaniel's phone number?
- The practice phone number listed in the NPPES registry for Diana Clendaniel is (631) 319-7678.
- Is Diana Clendaniel's NPI active?
- Yes — Diana Clendaniel's NPI (1639015274) is active in the NPPES registry as of the last update on 2026-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.