NPPES file of Aug 9, 2026

Matthew Edward Leach, M.D.

Otolaryngology Physician · Murrieta, CA

Matthew Edward Leach, M.D. is an otolaryngology physician with a practice address in Murrieta, California, and NPI 1508151580, issued on Jun 17, 2011. Check the license (California 141821, 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
1508151580
Name
Matthew Edward Leach
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
141821 CA
Self-reported in NPPES; status is on the state search
Practice location
39755 Date St, Murrieta, CA 92563
Phone
(951) 461-0770
Enumerated
Jun 17, 2011
Record last updated
Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160916001924); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2011
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 39755 Date St

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

  1. Paul Asatani, DDSGeneral Practice Dentistry1679784912
  2. Delmer Henninger, MDSleep Medicine (Internal Medicine) Physician1942394390
  3. Sam Ho, D.C.Chiropractor1891793451
  4. Michael Worley, L.AC.Acupuncturist1265868053

Verify Matthew Edward Leach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 141821
    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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20% more Medicare Part D claims than the average otolaryngology physician in 2024

651 Medicare Part D claims for 252 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 34 claims were for opioids.

  1. Matthew Leach651
  2. Specialty average541

Most prescribed

  1. Ipratropium Bromide237 claims
  2. Fluticasone Propionate81 claims
  3. Azelastine Hcl35 claims
  4. Tramadol Hcl27 claims
  5. Gabapentin26 claims
  6. Betamethasone Dipropionate25 claims

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.

Industry payments in 2024: $1,026.31

40 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Matthew Leach$1,026.31
  2. Specialty average$1,922.50

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Telemedicine Group PCRoseville, CA
  2. United Medical DoctorsTemecula, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Matthew Edward Leach among 1,212 otolaryngology physician records in California

Matthew Edward Leach, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 71% of them.

  • NPI issued2011 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2011 · median 2004 among the 818 with a school on file
  • Record last updated2021 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Derrick Tint, M.D.Murrieta, CA 925631033554423
  2. Richard Fantozzi, M.D.Murrieta, CA 925621346511599
  3. Michael Forrester, M.D.Murrieta, CA 925621881761310
  4. Gerard Carvalho, M.D.Hemet, CA 925431992721054
  5. Richard Ruiz, M.D.Temecula, CA 925911336340710
  6. Arthur UyesugiTemecula, CA 925921528593431
  7. Houmehr Hojjat, MDIrvine, CA 926181740677095
  8. Victor Strelzow, M.D.Irvine, CA 926181043305618

Common questions

What is Matthew Edward Leach, M.D.'s NPI number?

Matthew Edward Leach, M.D.'s National Provider Identifier (NPI) is 1508151580, issued on Jun 17, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Edward Leach, M.D. located?

The NPPES record lists a practice address at 39755 Date St, Murrieta, CA, 92563. Phone: (951) 461-0770. Providers update this record themselves, so call before visiting.

How can I verify Matthew Edward Leach, M.D.'s license?

NPPES lists California license number 141821, 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 Matthew Edward Leach, M.D. prescribe under Medicare Part D?

In 2024, Matthew Edward Leach, M.D. had 651 Medicare Part D claims for 252 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.