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

Internal Medicine

Devon Z. Schaefer, DO

Sees patients in Pasadena, CA · California

Summary

Devon Z. Schaefer, DO (Internal Medicine) is enrolled with Medicare at 1 practice location in Pasadena, CA. NPI 1467040832. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Devon Z. Schaefer, 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
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
MaleGender (as listed)

Quick answers

Where does Devon Z. Schaefer see patients?
Medicare's clinician data lists 1 practice location in Pasadena, CA. Call before your visit to confirm the address.
What is Devon Z. Schaefer's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Devon Z. Schaefer accept Medicare assignment?
Medicare's clinician data says Devon Z. Schaefer may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Devon Z. Schaefer's NPI number?
1467040832. 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 Devon Z. Schaefer is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Pasadena

Clinicians with the same Medicare primary specialty in Pasadena, CA — not a recommendation.

All internal medicine doctors in Pasadena →

Clinician information

CredentialDO
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1467040832
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