Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Arroyo Emergency Medicine Services, PA

Emergency Medicine Physician in Harlingen, TX · enumerated 2026 · authorized official Carlos Ramirez, President/Owner.

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

National Provider Identifier

1710834916

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Registry record

Entity type Organization (Type 2)

Legal business name Arroyo Emergency Medicine Services, PA

Practice address 2101 Pease St, Harlingen, TX, 78550

Phone (956) 389-1100

Enumeration date Mar 16, 2026

Last updated in NPPES Mar 16, 2026

Taxonomy & classification

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians Primary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers Secondary

Authorized official

Name Carlos Ramirez

Title President/Owner

Phone (337) 609-1221

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 → Validate an NPI →

Frequently asked questions

What is a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is Arroyo Emergency Medicine Services, PA?

Arroyo Emergency Medicine Services, PA is registered in NPPES as a Emergency Medicine Physician (its primary provider taxonomy).

Providers at this address

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Herbert Nassour Plastic and Reconstructive Surgery Physician · Harlingen, TX NPI 1972506228 Mark Hayden Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1376537175 Michael Mohun Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1235123043 Valley Emergency Physicians Emergency Medicine Physician · Harlingen, TX NPI 1699769513 David Moyer Diener Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1942294756 Andrew Okafor Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1932193745 Edward Mason Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1982698437 Julia Nathan Emergency Medical Services (Emergency Medicine) Physician · Harlingen, TX NPI 1699769141

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-16.