NPPES file of Aug 9, 2026

Edward Joseph Mescher, M.D

Emergency Medicine Physician · Laguna Hills, CA

Edward Joseph Mescher, M.D is an emergency medicine physician with a practice address in Laguna Hills, California, and NPI 1942246897, issued on Jun 21, 2006. Check the license (California G30503, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942246897
Name
Edward Joseph Mescher
Credential
M.D
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G30503 CA
Self-reported in NPPES; status is on the state search
Practice location
24451 Health Center Dr, Laguna Hills, CA 92653
Phone
(714) 837-4500
Enumerated
Jun 21, 2006
Record last updated
Jul 30, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid ID
00G305030 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 24451 Health Center Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jessica Alva, R.N.F.A.Registered Nurse First Assistant1265848733
  2. Jordan Amato, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1154279511
  3. Dwight Arakaki, M.DEmergency Medicine Physician1376653360
  4. Saryna Bahadarakhann, RNRegistered Nurse1861775116
  5. Joshua Bobko, MDEmergency Medicine Physician1235397621
  6. Brianna Brown, LCSWClinical Social Worker1144982000

Verify Edward Joseph Mescher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G30503
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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95% fewer Medicare Part D claims than the average emergency medicine physician in 2024

12 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Edward Mescher12
  2. Specialty average226

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Edward Joseph Mescher among 7,751 emergency medicine physician records in California

Edward Joseph Mescher, M.D is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2008 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Dwight Arakaki, M.DLaguna Hills, CA 926531376653360
  2. Joshua Bobko, MDLaguna Hills, CA 926531235397621
  3. Randall Chong, M.DLaguna Hills, CA 926531124056387
  4. William Fields, M.DLaguna Hills, CA 926531699703801
  5. Jennifer Newton, MDLaguna Hills, CA 926531053377697
  6. Martin Ogle, M.DLaguna Hills, CA 926531407884505
  7. Mark Reynolds, M.D.Laguna Hills, CA 926531831124577
  8. Eric Siedenburg, M.DLaguna Hills, CA 926531629006705

Common questions

What is Edward Joseph Mescher, M.D's NPI number?

Edward Joseph Mescher, M.D's National Provider Identifier (NPI) is 1942246897, issued on Jun 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Edward Joseph Mescher, M.D located?

The NPPES record lists a practice address at 24451 Health Center Dr, Laguna Hills, CA, 92653. Phone: (714) 837-4500. Providers update this record themselves, so call before visiting.

How can I verify Edward Joseph Mescher, M.D's license?

NPPES lists California license number G30503, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Edward Joseph Mescher, M.D prescribe under Medicare Part D?

In 2024, Edward Joseph Mescher, M.D had 12 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.