NPPES file of Aug 9, 2026

Mark Edward Schneider, M.D.

Ophthalmology Physician · Corona, CA

Mark Edward Schneider, M.D. is an ophthalmology physician with a practice address in Corona, California, and NPI 1134296767, issued on Nov 29, 2006. Check the license (California A41478, 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
1134296767
Name
Mark Edward Schneider
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
A41478 CA
Self-reported in NPPES; status is on the state search
Practice location
1124 S Main St, Corona, CA 92882
Phone
(951) 737-6363
Enumerated
Nov 29, 2006
Record last updated
Mar 12, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(951) 272-6723
Medicare enrollment
Enrolled (PECOS I20090504000086); accepts Medicare assignment
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 1124 S Main St

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

  1. Samantha Johnson, DOOphthalmology Physician1457840035
  2. Benjamin Katz, M.D.Ophthalmology Physician1598907883
  3. Kun Hee Lim, ODOptometrist1801422688
  4. Kenneth McKenzie, ODOptometrist1750324471
  5. Katy Wan, ODOptometrist1245682061

Verify Mark Edward Schneider in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A41478
    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 ophthalmology physician in 2024

79 Medicare Part D claims for 52 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.

  1. Mark Schneider79
  2. Specialty average1,518

Most prescribed

  1. Latanoprost33 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: $44.21

2 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Schneider$44.21
  2. Specialty average$4,535.02

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

Bills Medicare through one group practice

  1. Tri-County Eye Institute IncCorona, CA

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

Mark Edward Schneider among 2,899 ophthalmology physician records in California

Mark Edward Schneider, M.D. is one of 2,899 ophthalmology physician records with a practice address in California. 79% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 45% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1982 · median 2001 among the 1,907 with a school on file
  • Record last updated2009 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in California

There are 2,899 ophthalmology physician records in California.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Samantha Johnson, DOCorona, CA 928821457840035
  2. Benjamin Katz, M.D.Corona, CA 928821598907883
  3. Ahmad Mansury, M.D.Corona, CA 928831992960827
  4. Morton Israel, M.D.Corona, CA 928791902817158
  5. Angelita Palanca-Capistrano, M.D.Corona, CA 928791578526521
  6. Robert Collier, M.D.Yorba Linda, CA 928861790175651
  7. Shaival Shah, M.D.Yorba Linda, CA 928871912164708
  8. Peter Glickman, M.D.Placentia, CA 928701851644587

Common questions

What is Mark Edward Schneider, M.D.'s NPI number?

Mark Edward Schneider, M.D.'s National Provider Identifier (NPI) is 1134296767, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Edward Schneider, M.D. located?

The NPPES record lists a practice address at 1124 S Main St, Corona, CA, 92882. Phone: (951) 737-6363. Providers update this record themselves, so call before visiting.

How can I verify Mark Edward Schneider, M.D.'s license?

NPPES lists California license number A41478, 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 Mark Edward Schneider, M.D. prescribe under Medicare Part D?

In 2024, Mark Edward Schneider, M.D. had 79 Medicare Part D claims for 52 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.