Harrison Grimm, MSW
NPI 1184076556 · Social Worker · Wyandanch, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harrison Grimm, MSW is a Social Worker provider in Wyandanch, NY (NPI 1184076556).
Provider details
- NPI number
- 1184076556
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- No
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
9 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
- 2016-07-08
- Last updated
- 2016-07-08
Frequently asked questions
- What is Harrison Grimm's NPI number?
- Harrison Grimm's National Provider Identifier (NPI) is 1184076556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harrison Grimm's specialty?
- Harrison Grimm is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Harrison Grimm located?
- Harrison Grimm's practice location on file with NPPES is 240 Long Island Ave, Wyandanch, NY 11798-3123.
- What is Harrison Grimm's phone number?
- The practice phone number listed in the NPPES registry for Harrison Grimm is (631) 920-8250.
- Does Harrison Grimm accept Medicare?
- Harrison Grimm is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harrison Grimm's NPI active?
- Yes — Harrison Grimm's NPI (1184076556) is active in the NPPES registry as of the last update on 2016-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.