Grace Merendino
NPI 1639886047 · Mental Health Counselor · Central Islip, NY
Grace Merendino is a Mental Health Counselor provider in Central Islip, NY (NPI 1639886047).
Provider details
- NPI number
- 1639886047
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- 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
3 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
- 2022-11-04
- Last updated
- 2022-11-04
- Certified
- 2022-11-04
Frequently asked questions
- What is Grace Merendino's NPI number?
- Grace Merendino's National Provider Identifier (NPI) is 1639886047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Merendino's specialty?
- Grace Merendino is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Grace Merendino located?
- Grace Merendino's practice location on file with NPPES is 320 Carleton Ave, Central Islip, NY 11722-4506.
- What is Grace Merendino's phone number?
- The practice phone number listed in the NPPES registry for Grace Merendino is (631) 234-7800.
- Is Grace Merendino's NPI active?
- Yes — Grace Merendino's NPI (1639886047) is active in the NPPES registry as of the last update on 2022-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.