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Internal Medicine

Kayla L. Toennis, DO

Works at hospitals in Grand Junction, CO · Colorado

Summary

Dr. Kayla L. Toennis, DO is an internal medicine doctor at 1050 Wellington Ave, Imh Wellington Lung and Sleep Clinic, Grand Junction, CO 81501. Phone: (970) 298-5864. Accepts Medicare assignment. In 2024, Kayla L. Toennis had 112 Original Medicare patients and 240 services. NPI 1023542412. 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: 1050 Wellington Ave, Imh Wellington Lung and Sleep Clinic, Grand Junction, CO 81501 · Directions (1 more location)
  • Phone: (970) 298‑5864
  • Medicare: Accepts Medicare assignment
  • Hospital: Intermountain Health St. Mary's Regional Hospital
  • Group practice: Intermountain Medical Group Grand Junction, LLC
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kayla L. Toennis, 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 Kayla L. Toennis accept Medicare assignment?
Yes. Medicare's clinician data says Kayla L. Toennis 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 Kayla L. Toennis see?
In 2024, CMS data shows 112 Original Medicare patients and 240 services for Kayla L. Toennis. This counts Original Medicare only and measures volume, not quality.
What is Kayla L. Toennis's NPI number?
1023542412. 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 Kayla L. Toennis, 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 patients112
Services billed to Medicare240
Different services or procedures9
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)83 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)56 services
  3. Hospital discharge day management, more than 30 minutes (99239)46 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)24 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 cholesterol63%
  • Heart failure46%
  • Arthritis44%
  • Ischemic heart disease43%
  • Chronic kidney disease40%

Hospitals where Kayla L. Toennis works

Medicare's Facility Affiliation Data lists Kayla L. Toennis 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 Kayla L. Toennis is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kayla L. Toennis as a member of this group (CMS data updated October 2, 2026).

  • Intermountain Medical Group Grand Junction, LLC296 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Grand Junction

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

All internal medicine doctors in Grand Junction →

Other clinicians in Intermountain Medical Group Grand Junction, LLC

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

Clinician information

CredentialDO
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1023542412
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