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Emergency Medicine

Lillian Amezquita, MD

Works at hospitals in Edinburg, TX · Texas

Summary

Dr. Lillian Amezquita, MD is an emergency medicine doctor at 1102 W Trenton Rd, Edinburg, TX 78539. Phone: (956) 388-6000. Accepts Medicare assignment. In 2024, Lillian Amezquita had 183 Original Medicare patients and 269 services. NPI 1013530716. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1102 W Trenton Rd, Edinburg, TX 78539 · Directions (3 more locations)
  • Phone: (956) 388‑6000
  • Medicare: Accepts Medicare assignment
  • Hospital: South Texas Health System
  • Group practice: McAllen Emergency Medicine Associates PA (+1 more)
  • Medical school: Warren Alpert Medical School Of Brown University · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lillian Amezquita, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Lillian Amezquita accept Medicare assignment?
Yes. Medicare's clinician data says Lillian Amezquita accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Lillian Amezquita see?
In 2024, CMS data shows 183 Original Medicare patients and 269 services for Lillian Amezquita. This counts Original Medicare only and measures volume, not quality.
What is Lillian Amezquita's NPI number?
1013530716. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Lillian Amezquita, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients183
Services billed to Medicare269
Different services or procedures18
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)145 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)44 services
  3. Critical care, first 30-74 minutes (99291)31 services
  4. Emergency department visit with moderate level of medical decision making (99284)25 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Diabetes62%
  • Arthritis56%
  • Chronic kidney disease54%
  • Ischemic heart disease43%

Hospitals where Lillian Amezquita works

Medicare's Facility Affiliation Data lists Lillian Amezquita at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Lillian Amezquita is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lillian Amezquita as a member of these groups (CMS data updated October 2, 2026).

  • McAllen Emergency Medicine Associates PA79 clinicians in the group
  • Edinburg Emergency Medicine Associates PA72 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in Edinburg

Clinicians with the same Medicare primary specialty in Edinburg, TX — not a recommendation.

All emergency medicine doctors in Edinburg →

Other clinicians in McAllen Emergency Medicine Associates PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolWarren Alpert Medical School Of Brown University
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013530716
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians