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Internal Medicine

Desi J. Penington, MD

Sees patients in Firestone, CO · Colorado

Summary

Dr. Desi J. Penington, MD is an internal medicine doctor at 11371 Arbor St, Apt L307, Firestone, CO 80504. Phone: (785) 640-7962. Accepts Medicare assignment. NPI 1811161912. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 11371 Arbor St, Apt L307, Firestone, CO 80504 · Directions
  • Phone: (785) 640‑7962
  • Medicare: Accepts Medicare assignment
  • Group practice: Openloop Healthcare Partners Colorado, PC
  • Medical school: University Of Colorado School Of Medicine, Aurora · graduated 2005 (21 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Desi J. Penington, 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 Desi J. Penington accept Medicare assignment?
Yes. Medicare's clinician data says Desi J. Penington 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 Desi J. Penington's NPI number?
1811161912. 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 Desi J. Penington is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Desi J. Penington as a member of this group (CMS data updated October 2, 2026).

  • Openloop Healthcare Partners Colorado, PC3 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Firestone

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

All internal medicine doctors in Firestone →

Other clinicians in Openloop Healthcare Partners Colorado, PC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Aurora
Graduation year2005 (21 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811161912
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