Guillermo Perez
NPI 1023462298 · Mental Health Counselor · Mastic Beach, NY
Guillermo Perez is a Mental Health Counselor provider in Mastic Beach, NY (NPI 1023462298).
Provider details
- NPI number
- 1023462298
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
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
10 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
Mailing address
Registry dates
- Enumerated
- 2016-04-14
- Last updated
- 2016-04-14
Frequently asked questions
- What is Guillermo Perez's NPI number?
- Guillermo Perez's National Provider Identifier (NPI) is 1023462298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermo Perez's specialty?
- Guillermo Perez is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Guillermo Perez located?
- Guillermo Perez's practice location on file with NPPES is 29 Vista Place, Mastic Beach, NY 11951-1509.
- What is Guillermo Perez's phone number?
- The practice phone number listed in the NPPES registry for Guillermo Perez is (631) 295-7539.
- Is Guillermo Perez's NPI active?
- Yes — Guillermo Perez's NPI (1023462298) is active in the NPPES registry as of the last update on 2016-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.