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Obstetrics/Gynecology

Jenna D. Madsen, DO

Sees patients in Thornton, CO · Colorado

Summary

Dr. Jenna D. Madsen, DO is an OB-GYN at 9195 Grant St, Suite 410, Thornton, CO 80229. Phone: (303) 280-2229. Accepts Medicare assignment. NPI 1063851343. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 9195 Grant St, Suite 410, Thornton, CO 80229 · Directions
  • Phone: (303) 280‑2229
  • Medicare: Accepts Medicare assignment
  • Group practice: HealthONE Clinic Services - Obstetrics and Gynecology LLC
  • Medical school: Rocky Vista University College Of Osteopathic Med · 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 Jenna D. Madsen, 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 Jenna D. Madsen accept Medicare assignment?
Yes. Medicare's clinician data says Jenna D. Madsen 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.
What is Jenna D. Madsen's NPI number?
1063851343. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Jenna D. Madsen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • HealthONE Clinic Services - Obstetrics and Gynecology LLC62 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Colorado →

Other OB-GYNs in Thornton

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

All OB-GYNs in Thornton →

Other clinicians in HealthONE Clinic Services - Obstetrics and Gynecology LLC

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

Clinician information

CredentialDO
Medical schoolRocky Vista University College Of Osteopathic Med
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1063851343
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians