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Monarc, LLC

Monarc, LLC is a healthcare organization registered as Psychiatric/Mental Health Nurse Practitioner in Aberdeen, MD, holding Type 2 (organization) NPI 1538051198 since 2025. The authorized official on file is Holly Preston, Chief Program Officer.

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NPI 1538051198
Entity type Organization (Type 2)
Legal business name Monarc, LLC
Practice address 4513 PHILADELPHIA RD, Aberdeen, MD, 21001
Phone 4434125005
Fax 4439516159
Enumeration date 2025-07-17
Last updated in NPPES 2025-11-07

Authorized official

Name Holly Preston
Title Chief Program Officer
Phone 4434125479

Taxonomy & classification

Taxonomy code Specialty Primary License State
1041C0700X Clinical Social Worker Secondary
101YP2500X Professional Counselor Secondary
363LP0808X Psychiatric/Mental Health Nurse Practitioner Primary
Copy-ready billing details
Provider: Monarc, LLC
NPI: 1538051198
Taxonomy: 363LP0808X (Psychiatric/Mental Health Nurse Practitioner)
Address: 4513 PHILADELPHIA RD, Aberdeen, MD, 21001

Providers at this address

NPI Name Type Specialty Location
1376728741 Rachel Priebe Individual Clinical Social Worker Aberdeen, MD
1659774727 Steven Acerno Individual Clinical Social Worker Aberdeen, MD
1558876227 Lauren Neubauer Individual Behavior Analyst Aberdeen, MD
1235739558 Margaret Webb Individual Psychiatric/Mental Health Nurse Practitioner Aberdeen, MD
1992448823 Jill Schadty Individual Clinical Social Worker Aberdeen, MD
1700664851 Samantha Bonvegna Individual Psychiatric/Mental Health Nurse Practitioner Aberdeen, MD

Verify this record

Cross-check NPI 1538051198 against the authoritative CMS record: view Monarc, LLC on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Monarc, LLC?
The NPI for Monarc, LLC is 1538051198, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Monarc, LLC?
NPPES lists Holly Preston (Chief Program Officer) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2025-11-07.