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Nurse Practitioner

Julie C. Tollefson, NP

Works at hospitals in Vail, CO · Glenwood Springs, CO · Colorado

Summary

Julie C. Tollefson, NP is a nurse practitioner at 1906 Blake Ave, Glenwood Spgs, CO 81601. Phone: (970) 926-6350. Accepts Medicare assignment. In 2024, Julie C. Tollefson had 220 Original Medicare patients and 372 services. NPI 1285293985. 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 Julie C. Tollefson, 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 Julie C. Tollefson accept Medicare assignment?
Yes. Medicare's clinician data says Julie C. Tollefson 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 Julie C. Tollefson see?
In 2024, CMS data shows 220 Original Medicare patients and 372 services for Julie C. Tollefson. This counts Original Medicare only and measures volume, not quality.
What is Julie C. Tollefson's NPI number?
1285293985. 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 Julie C. Tollefson, 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 patients220
Services billed to Medicare372
Different services or procedures35
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)101 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)65 services
  3. Automated urinalysis test (81003)32 services
  4. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)32 services
  5. Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b (87636)22 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 cholesterol59%
  • High blood pressure54%
  • Arthritis41%
  • Ischemic heart disease20%
  • Osteoporosis20%
  • Depression15%

Hospitals where Julie C. Tollefson works

Medicare's Facility Affiliation Data lists Julie C. Tollefson 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.

  • Vail Health HospitalVail, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060096
  • Valley View Hospital AssociationGlenwood Springs, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060075

Practice locations

Addresses where Julie C. Tollefson is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1906 Blake AveGlenwood Spgs, CO 81601
  • 50 Buck Creek Rd, Suite 200Avon, CO 81620 (970) 926‑6350

Group practices

Medicare enrollment lists Julie C. Tollefson as a member of these groups (CMS data updated October 2, 2026).

  • Valley View Hospital Association202 clinicians in the group
  • Colorado Mountain Medical, LLC63 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Colorado →

Other nurse practitioners in Glenwood Spgs

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

All nurse practitioners in Glenwood Spgs →

Other clinicians in Valley View Hospital Association

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

Clinician information

CredentialNP
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285293985
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