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Hospitalist

Matthew M. Miller, DO

Sees patients in Orange, CA · California

Summary

Matthew M. Miller, DO (Hospitalist) is enrolled with Medicare at 2 practice locations in Orange, CA. NPI 1639372360. 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 M. Miller, 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
May acceptAccepts Medicare assignment
20Years since medical school (graduated 2006)
Lake Erie Col Of Osteo Med At Seton Hill UnivMedical school
MaleGender (as listed)

Quick answers

Where does Matthew M. Miller see patients?
Medicare's clinician data lists 2 practice locations, including Orange, CA. Call before your visit to confirm the address.
What is Matthew M. Miller's specialty?
Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
Does Matthew M. Miller accept Medicare assignment?
Medicare's clinician data says Matthew M. Miller may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Matthew M. Miller's NPI number?
1639372360. 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 M. Miller is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Hospitalist doctors in California →

Other hospitalists in Orange

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

All hospitalists in Orange →

Clinician information

CredentialDO
Medical schoolLake Erie Col Of Osteo Med At Seton Hill Univ
Graduation year2006
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1639372360
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