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Physician Assistant

Alexis D. Heartsfield, PA

Works at hospitals in Westminster, CO · Colorado

Summary

Alexis D. Heartsfield, PA is a physician assistant at 9005 Grant St, Thornton, CO 80229. Phone: (303) 287-2800. Accepts Medicare assignment. In 2024, Alexis D. Heartsfield had 57 Original Medicare patients and 959 services. NPI 1073294872. 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 Alexis D. Heartsfield, 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 Alexis D. Heartsfield accept Medicare assignment?
Yes. Medicare's clinician data says Alexis D. Heartsfield 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 Alexis D. Heartsfield see?
In 2024, CMS data shows 57 Original Medicare patients and 959 services for Alexis D. Heartsfield. This counts Original Medicare only and measures volume, not quality.
What is Alexis D. Heartsfield's NPI number?
1073294872. 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 Alexis D. Heartsfield, 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 patients57
Services billed to Medicare959
Different services or procedures20
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)46 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 cholesterol75%
  • Arthritis75%
  • High blood pressure68%
  • Diabetes25%
  • Ischemic heart disease25%
  • COPD25%

Hospitals where Alexis D. Heartsfield works

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

Group practices

Medicare enrollment lists Alexis D. Heartsfield as a member of this group (CMS data updated October 2, 2026).

  • Center for Spine and Orthopedics Inc28 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Colorado →

Other physician assistants in Thornton

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

All physician assistants in Thornton →

Other clinicians in Center for Spine and Orthopedics Inc

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

Clinician information

CredentialPA
Graduation year2023
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1073294872
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