Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Hospitalist

Tierney A. Lake, MD

Works at hospitals in Colorado Springs, CO · Durango, CO · Colorado

Summary

Tierney A. Lake, MD (Hospitalist) is listed by Medicare at 2 hospitals in Colorado Springs, CO and Durango, CO. NPI 1194041210. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Tierney A. Lake, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

HospitalistPrimary specialty
YesAccepts Medicare assignment
16Years since medical school (graduated 2010)
University Of Colorado School Of Medicine, DenverMedical school
FemaleGender (as listed)
Catholic Health Initiatives ColoradoGroup practice

Quick answers

Which hospitals does Tierney A. Lake work at?
Medicare's official clinician data lists Tierney A. Lake at 2 hospitals: Centura Health-Penrose St Francis Health Services and Mercy Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tierney A. Lake see patients?
Medicare's clinician data lists 2 practice locations, including Durango, CO and Woodland Park, CO. Call before your visit to confirm the address.
What is Tierney A. Lake's specialty?
Medicare lists Hospitalist as the primary specialty.
Does Tierney A. Lake accept Medicare assignment?
Yes. Medicare's clinician data says Tierney A. Lake accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is Tierney A. Lake's NPI number?
1194041210. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tierney A. Lake works

Medicare's Facility Affiliation Data lists Tierney A. Lake at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Tierney A. Lake is enrolled with Medicare (CMS data updated 2026-10-02).

  • 1010 Three Springs BlvdDurango, CO 81301
  • 41 State Hwy 67Woodland Park, CO 80863

Group practices

Medicare enrollment lists Tierney A. Lake as a member of this group (CMS data updated 2026-10-02).

  • Catholic Health Initiatives Colorado1,225 clinicians in the group

Specialties

Find other Hospitalist doctors in Colorado →

Other hospitalists in Durango

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

All hospitalists in Durango →

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Denver
Graduation year2010
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194041210
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians