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Thelma Arandia Siles, MSN, CRNP, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner in Swarthmore, PA · enumerated 2026 · practices at Swarthmore Dental Associates, LLC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1205741261

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Registry record

Entity type Individual (Type 1)
Name Thelma Arandia Siles
Credential MSN, CRNP, PMHNP-BC
Sex Female
Practice address 801 Yale Ave, Swarthmore, PA, 19081
Phone (610) 420-4890
Enumeration date Aug 15, 2026
Last updated in NPPES Aug 15, 2026

Taxonomy & licenses

363LP0808X Psychiatric/Mental Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License SP036179 (PA) 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.

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Frequently asked questions

Where does Thelma Arandia Siles practice?
The practice location on file with NPPES is in Swarthmore, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Thelma Arandia Siles?
The National Provider Identifier (NPI) for Thelma Arandia Siles is 1205741261, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-08-15.