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DEL MERCER INTERNAL MEDICINE AG-ACNP LLC
NPI 1255017174
Nurse Practitioner - Gerontology in Las Cruces, NM

Active since June 26, 2023
2801 MISSOURI AVE STE. 12, LAS CRUCES, NM 88011(575) 522-6900(575) 522-8891 Get Directions Write a Review

NPPES record last updated: June 26, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Del Mercer Internal Medicine Ag-acnp Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DEL MERCER INTERNAL MEDICINE AG-ACNP LLC (NPI 1255017174) is a healthcare organization registered as a gerontology in Las Cruces, New Mexico and active in the NPI registry since June 2023. The organization lists Del Mercer, Officer, as its authorized official.

NPPES Registry Identity

NPI1255017174
Entity TypeOrganization
Primary Taxonomy363LG0600X
Legal Business NameDEL MERCER INTERNAL MEDICINE AG-ACNP LLC
Location Address2801 MISSOURI AVE STE. 12Las Cruces, NM 88011
Mailing AddressPo Box 56Mesilla Park, NM 88047
Phone(575) 522-6900
Fax(575) 522-8891
Organization SubpartNo
Authorized OfficialDel MercerOfficer · (575) 636-3208
Enumeration DateJune 26, 2023
NPPES CertifiedJune 26, 2023
✔ NPI 1255017174 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
2801 MISSOURI AVE STE. 12, Las Cruces, NM 88011
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Del Mercer Internal Medicine Ag-acnp Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Del Mercer Internal Medicine Ag-Acnp LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Del Mercer, NP
Nurse Practitioner
NPI 1760182943
2801 MISSOURI AVE STE 12
Las Cruces, NM 88011
(575) 636-3208
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Del Mercer Internal Medicine Ag-Acnp LLC's NPI number?

The NPI number for Del Mercer Internal Medicine Ag-Acnp LLC is 1255017174. It was assigned to this organization in the NPPES registry on June 26, 2023.

Where is Del Mercer Internal Medicine Ag-Acnp LLC located?

Del Mercer Internal Medicine Ag-Acnp LLC is located at 2801 Missouri Ave Ste. 12, Las Cruces, NM 88011. The listed phone number is (575) 522-6900.

What is Del Mercer Internal Medicine Ag-Acnp LLC's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Del Mercer Internal Medicine Ag-Acnp LLC enrolled in Medicare?

Yes. Del Mercer Internal Medicine Ag-Acnp LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Del Mercer Internal Medicine Ag-Acnp LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to Del Mercer Internal Medicine Ag-Acnp LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Del Mercer Internal Medicine Ag-Acnp LLC was last updated on June 26, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.