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

Emergency Medicine

Jacqueline Ward Gaines, MD

Works at hospitals in Aurora, CO · Colorado

Summary

Dr. Jacqueline Ward Gaines, MD is an emergency medicine doctor at 12605 E 16th Ave, Uchealth Anschutz Medical Campus, Aurora, CO 80045. Phone: (720) 848-0000. Accepts Medicare assignment. In 2024, Jacqueline Ward Gaines had 86 Original Medicare patients and 97 services. NPI 1881615581. 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: 12605 E 16th Ave, Uchealth Anschutz Medical Campus, Aurora, CO 80045 · Directions
  • Phone: (720) 848‑0000
  • Medicare: Accepts Medicare assignment
  • Hospital: University of Colorado Hospital Authority
  • Group practice: University Physicians Incorporated
  • Medical school: University Of Chicago, Pritzker School Of Medicine · graduated 1997 (29 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Jacqueline Ward Gaines, 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 Ward Gaines accept Medicare assignment?
Yes. Medicare's clinician data says Jacqueline Ward Gaines 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 Ward Gaines see?
In 2024, CMS data shows 86 Original Medicare patients and 97 services for Jacqueline Ward Gaines. This counts Original Medicare only and measures volume, not quality.
What is Jacqueline Ward Gaines's NPI number?
1881615581. 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 Ward Gaines, 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 patients86
Services billed to Medicare97
Different services or procedures12
Participating Medicare providerYes
Average age of these patients67

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)51 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)12 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 cholesterol70%
  • Arthritis50%
  • Depression38%
  • Chronic kidney disease38%
  • Diabetes37%

Hospitals where Jacqueline Ward Gaines works

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

Group practices

Medicare enrollment lists Jacqueline Ward Gaines as a member of this group (CMS data updated October 2, 2026).

  • University Physicians Incorporated3,215 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Colorado →

Other emergency medicine doctors in Aurora

Clinicians with the same Medicare primary specialty in Aurora, CO — not a recommendation.

All emergency medicine doctors in Aurora →

Other clinicians in University Physicians Incorporated

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

Clinician information

CredentialMD
Medical schoolUniversity Of Chicago, Pritzker School Of Medicine
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881615581
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