Longshore Psychiatric Mental Health Services LLC
NPI 1689544512 · Psychiatric/Mental Health Nurse Practitioner · Hilton Head Island, SC
Longshore Psychiatric Mental Health Services LLC is a Psychiatric/Mental Health Nurse Practitioner organization in Hilton Head Island, SC (NPI 1689544512).
Provider details
- NPI number
- 1689544512
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Catherine Mccormack, Pmhnp-Bc(803) 290-1898
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Other names (DBA / former)
- Doing business as
- Catherine Mccormack Pmnp-Bc
- Doing business as
- Longshore Psychiatric Mental Health Services LLC
Registry dates
- Enumerated
- 2025-11-06
- Last updated
- 2026-05-07
- Certified
- 2026-05-07
Frequently asked questions
- What is Longshore Psychiatric Mental Health Services LLC's NPI number?
- Longshore Psychiatric Mental Health Services LLC's National Provider Identifier (NPI) is 1689544512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Longshore Psychiatric Mental Health Services LLC?
- Longshore Psychiatric Mental Health Services LLC is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Longshore Psychiatric Mental Health Services LLC located?
- Longshore Psychiatric Mental Health Services LLC's practice location on file with NPPES is 23 Main St Ste 103, Hilton Head Island, SC 29926-6607.
- What is Longshore Psychiatric Mental Health Services LLC's phone number?
- The practice phone number listed in the NPPES registry for Longshore Psychiatric Mental Health Services LLC is (813) 997-2099.
- Who is the authorized official for Longshore Psychiatric Mental Health Services LLC?
- The authorized official listed on Longshore Psychiatric Mental Health Services LLC's NPPES record is Catherine Mccormack, Pmhnp-Bc. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Longshore Psychiatric Mental Health Services LLC's NPI active?
- Yes — Longshore Psychiatric Mental Health Services LLC's NPI (1689544512) is active in the NPPES registry as of the last update on 2026-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.