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Internal Medicine

Jacqueline N. Horst, MD

Works at hospitals in Dallas, TX · Texas

Summary

Dr. Jacqueline N. Horst, MD is an internal medicine doctor at 11970 N Central Expy, Dallas, TX 75243. Phone: (954) 939-5000. Accepts Medicare assignment. In 2024, Jacqueline N. Horst had 174 Original Medicare patients and 532 services. NPI 1003158254. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 11970 N Central Expy, Dallas, TX 75243 · Directions (1 more location)
  • Phone: (954) 939‑5000
  • Medicare: Accepts Medicare assignment
  • Hospital: Medical City Dallas Hospital
  • Group practice: Questcare Intensivists PLLC (+1 more)
  • Medical school: graduated 2013 (13 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jacqueline N. Horst, 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 Jacqueline N. Horst accept Medicare assignment?
Yes. Medicare's clinician data says Jacqueline N. Horst 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 Jacqueline N. Horst see?
In 2024, CMS data shows 174 Original Medicare patients and 532 services for Jacqueline N. Horst. This counts Original Medicare only and measures volume, not quality.
What is Jacqueline N. Horst's NPI number?
1003158254. 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 Jacqueline N. Horst, 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 patients174
Services billed to Medicare532
Different services or procedures17
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Critical care, first 30-74 minutes (99291)295 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)153 services
  3. Irrigation and suction of lung airways to obtain cells using an endoscope (31624)17 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)15 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%
  • Chronic kidney disease55%
  • Diabetes50%
  • Heart failure50%
  • Arthritis47%

Hospitals where Jacqueline N. Horst works

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

Group practices

Medicare enrollment lists Jacqueline N. Horst as a member of these groups (CMS data updated October 2, 2026).

  • Questcare Intensivists PLLC65 clinicians in the group
  • Questcare Pulmonary In-Patient Services PLLC20 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Dallas

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

All internal medicine doctors in Dallas →

Other clinicians in Questcare Intensivists PLLC

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003158254
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