Gregory Longmore, LMHC
NPI 1720590110 · Mental Health Counselor · Brooklyn, NY
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Longmore, LMHC is a Mental Health Counselor provider in Brooklyn, NY (NPI 1720590110).
Provider details
- NPI number
- 1720590110
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Male
- Sole proprietor
- No
- License
- 007621 (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
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
- 2017-10-25
- Last updated
- 2022-03-02
- Certified
- 2022-03-02
Frequently asked questions
- What is Gregory Longmore's NPI number?
- Gregory Longmore's National Provider Identifier (NPI) is 1720590110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Longmore's specialty?
- Gregory Longmore is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Gregory Longmore located?
- Gregory Longmore's practice location on file with NPPES is 1567 E 56th St Fl 2, Brooklyn, NY 11234-4001.
- What is Gregory Longmore's phone number?
- The practice phone number listed in the NPPES registry for Gregory Longmore is (929) 465-6383.
- Does Gregory Longmore accept Medicare?
- Gregory Longmore is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Longmore's NPI active?
- Yes — Gregory Longmore's NPI (1720590110) is active in the NPPES registry as of the last update on 2022-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.