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

Internal Medicine

Brian J. Lelling, DO

Sees patients in Lakewood, CO · Colorado

Summary

Brian J. Lelling, DO (Internal Medicine) is enrolled with Medicare at 1 practice location in Lakewood, CO. NPI 1558947358. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Brian J. Lelling, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
5Years since medical school (graduated 2021)
Edward Via Col Of Osteo Medicine-Carolinas CampusMedical school
MaleGender (as listed)
Colorado Permanente Medical Group PCGroup practice

Quick answers

Where does Brian J. Lelling see patients?
Medicare's clinician data lists 1 practice location in Lakewood, CO. Call before your visit to confirm the address.
What is Brian J. Lelling's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Brian J. Lelling accept Medicare assignment?
Yes. Medicare's clinician data says Brian J. Lelling 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.
Does Brian J. Lelling offer telehealth?
Medicare's clinician data says Brian J. Lelling offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Brian J. Lelling?
(303) 338-4545, as listed in official Medicare / NPI Registry data.
What is Brian J. Lelling's NPI number?
1558947358. 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 Brian J. Lelling is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Brian J. Lelling as a member of this group (CMS data updated 2026-10-02).

  • Colorado Permanente Medical Group PC1,327 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Lakewood

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

All internal medicine doctors in Lakewood →

Clinician information

CredentialDO
Medical schoolEdward Via Col Of Osteo Medicine-Carolinas Campus
Graduation year2021
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1558947358
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 2026-10-02, retrieved 2026-10-29
  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