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

Emergency Medicine

Matthew B. Spear, MD

Sees patients in Alamosa, CO · Aurora, CO · Colorado

Summary

Matthew B. Spear, MD (Emergency Medicine) is enrolled with Medicare at 2 practice locations in Alamosa, CO and Aurora, CO. NPI 1205406436. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Matthew B. Spear, 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

Emergency MedicinePrimary specialty
May acceptAccepts Medicare assignment
5Years since medical school (graduated 2021)
University Of Colorado School Of Medicine, AuroraMedical school
MaleGender (as listed)

Quick answers

Where does Matthew B. Spear see patients?
Medicare's clinician data lists 2 practice locations, including Alamosa, CO and Aurora, CO. Call before your visit to confirm the address.
What is Matthew B. Spear's specialty?
Medicare lists Emergency Medicine as the primary specialty, and also Pediatric Medicine.
Does Matthew B. Spear accept Medicare assignment?
Medicare's clinician data says Matthew B. Spear may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Matthew B. Spear's NPI number?
1205406436. 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 Matthew B. Spear is enrolled with Medicare (CMS data updated 2026-10-02).

  • 2115 Stuart AveAlamosa, CO 81101
  • PO Box, Suite 110429Aurora, CO 80042

Specialties

Find other Emergency Medicine doctors in Colorado →

Other emergency medicine doctors in Alamosa

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

All emergency medicine doctors in Alamosa →

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Aurora
Graduation year2021
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1205406436
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