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

Emergency Medicine

Matthew P. Weber, MD

Works at hospitals in Newport Beach, CA · Mission Viejo, CA · California

Summary

Matthew P. Weber, MD (Emergency Medicine) is listed by Medicare at 2 hospitals in Newport Beach, CA and Mission Viejo, CA. NPI 1275829665. 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 Matthew P. Weber, 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
YesAccepts Medicare assignment
15Years since medical school (graduated 2011)
MaleGender (as listed)
Emergency Physicians of Orange CountyGroup practice (+1 more)

Quick answers

Which hospitals does Matthew P. Weber work at?
Medicare's official clinician data lists Matthew P. Weber at 2 hospitals: Hoag Memorial Hospital Presbyterian and Providence Mission Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Matthew P. Weber see patients?
Medicare's clinician data lists 3 practice locations, including Newport Beach, CA, Irvine, CA and Mission Viejo, CA. Call before your visit to confirm the address.
What is Matthew P. Weber's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Matthew P. Weber accept Medicare assignment?
Yes. Medicare's clinician data says Matthew P. Weber 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 the phone number for Matthew P. Weber?
(949) 764-4624, as listed in official Medicare / NPI Registry data.
What is Matthew P. Weber's NPI number?
1275829665. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Matthew P. Weber works

Medicare's Facility Affiliation Data lists Matthew P. Weber 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 Matthew P. Weber is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Matthew P. Weber as a member of these groups (CMS data updated 2026-10-02).

  • Emergency Physicians of Orange County65 clinicians in the group
  • Mission Viejo Emergency Medical Associates18 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in Newport Beach

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

All emergency medicine doctors in Newport Beach →

Clinician information

CredentialMD
Graduation year2011
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275829665
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