Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Luis Segura, DO

Works at hospitals in Harlingen, TX · Texas

Summary

Dr. Luis Segura, DO is an internal medicine doctor at 2101 Pease St, Harlingen, TX 78550. Phone: (956) 389-6565. Accepts Medicare assignment. In 2024, Luis Segura had 134 Original Medicare patients and 143 services. NPI 1689194789. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Luis Segura, 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 Luis Segura accept Medicare assignment?
Yes. Medicare's clinician data says Luis Segura 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 Luis Segura see?
In 2024, CMS data shows 134 Original Medicare patients and 143 services for Luis Segura. This counts Original Medicare only and measures volume, not quality.
What is Luis Segura's NPI number?
1689194789. 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 Luis Segura, 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 patients134
Services billed to Medicare143
Different services or procedures4
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)88 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)40 services
  3. Critical care, first 30-74 minutes (99291)14 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%
  • Diabetes72%
  • Ischemic heart disease56%
  • Chronic kidney disease52%
  • Heart failure51%

Hospitals where Luis Segura works

Medicare's Facility Affiliation Data lists Luis Segura 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 Luis Segura is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Luis Segura as a member of this group (CMS data updated October 2, 2026).

  • BHS Physicians Network, Inc706 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Harlingen

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

All internal medicine doctors in Harlingen →

Other clinicians in BHS Physicians Network, Inc

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

Clinician information

CredentialDO
Medical schoolAlabama College Of Osteopathic Medicine
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1689194789
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