Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Margaret Mcgrath Holland, PCSW
Social Worker in Laramie, WY · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326843996
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Registry record
Entity type Individual (Type 1)
Name Margaret Mcgrath Holland
Credential PCSW
Sex Female
Practice address 504 E Lyon St, Laramie, WY, 82072
Phone (307) 223-2172
Enumeration date Feb 17, 2025
Last updated in NPPES Feb 17, 2025
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License PCSW-1214 (WY) Primary
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Margaret Holland?
The National Provider Identifier (NPI) for Margaret Holland is 1326843996, a Type 1 (individual) record in the CMS NPPES registry.
Where does Margaret Holland practice?
The practice location on file with NPPES is in Laramie, WY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Sarah Green Clinical Social Worker · Laramie, WY NPI 1588049795 Keileigh Yeend Clinical Social Worker · Laramie, WY NPI 1629641204 Gissel Bernard-Molina Counselor · Laramie, WY NPI 1396565883 Jesse Johnston Counselor · Laramie, WY NPI 1659194546 Rachel Serrell Mental Health Counselor · Laramie, WY NPI 1144147794
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-02-17.