Individual provider · Type 1 NPI
Guillermo Diaz, NP-P
Psychiatric/Mental Health Nurse Practitioner · Hicksville, NY
NPI number
1164975801
Active
Practice location
185 W John St # 113
Hicksville, NY 11801-1007
Fax (516) 531-8539
Other practice locations
- 1053 Farmington Ave # 129, Farmington, CT 06032-1574 · (646) 856-9971
- 1985 Marcus Ave Ste 110, New Hyde Park, NY 11042-2024 · (855) 201-4988
- 600 S 21st St, Colorado Springs, CO 80904-3762 · (646) 856-9971
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner Primary | 363LP0808X | 402068 (NY) |
Psychiatric/Mental Health Nurse Practitioner: Definition to come...
Another provider at this address
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About NPI 1164975801
Guillermo Diaz, NP-P's National Provider Identifier is 1164975801, issued on Jul 29, 2016. The primary taxonomy on file is Psychiatric/Mental Health Nurse Practitioner (363LP0808X), and the practice location is in Hicksville, NY. The record was last updated on Oct 12, 2026.