Guillermo Calleja, L.M.H.C.
NPI 1154835502 · Counselor · Great Neck, NY
Guillermo Calleja, L.M.H.C. is a Counselor provider in Great Neck, NY (NPI 1154835502).
Provider details
- NPI number
- 1154835502
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- L.M.H.C.
- Sex
- Male
- Sole proprietor
- No
- License
- 003916 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
8 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
- 2017-11-21
- Last updated
- 2017-11-21
Frequently asked questions
- What is Guillermo Calleja's NPI number?
- Guillermo Calleja's National Provider Identifier (NPI) is 1154835502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermo Calleja's specialty?
- Guillermo Calleja is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Guillermo Calleja located?
- Guillermo Calleja's practice location on file with NPPES is 11 Grace Ave Ste 204, Great Neck, NY 11021-2417.
- What is Guillermo Calleja's phone number?
- The practice phone number listed in the NPPES registry for Guillermo Calleja is (917) 680-3882.
- Is Guillermo Calleja's NPI active?
- Yes — Guillermo Calleja's NPI (1154835502) is active in the NPPES registry as of the last update on 2017-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.