NPPES file of Aug 9, 2026

Eric J. Del Piero, M.D.

Ophthalmology Physician · Monterey, CA

Eric J. Del Piero, M.D. is an ophthalmology physician with a practice address in Monterey, California, and NPI 1790879369, issued on Oct 3, 2006. Check the license (California G46085, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790879369
Name
Eric J. Del Piero
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
G46085 CA
Self-reported in NPPES; status is on the state search
Practice location
871 Cass Street, Monterey, CA 93940
Phone
(831) 375-5066
Enumerated
Oct 3, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(831) 375-0154
Medicaid ID
00G460850 CA
Medicare enrollment
Enrolled (PECOS I20081025000025); may accept Medicare assignment
Medical or professional school
George Washington University School Of Medicine, 1980
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.
Download card Updates feed

Verify Eric J. Del Piero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G46085
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

82% fewer Medicare Part D claims than the average ophthalmology physician in 2024

269 Medicare Part D claims for 104 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.

  1. Eric Del Piero269
  2. Specialty average1,518

Most prescribed

  1. Tobramycin51 claims
  2. Ofloxacin36 claims
  3. Tobramycin-Dexamethasone33 claims
  4. Brimonidine Tartrate19 claims
  5. Moxifloxacin19 claims
  6. Latanoprost17 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%86.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $33.97

1 payment: food and beverage; the largest payer was Genentech USA, Inc. 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. Eric Del Piero$33.97
  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 2 group practices

  1. Eric J Del Piero MD A Medical CorporationMonterey, CA
  2. Monterey Bay Eye Associates Medical Group, A Medical CorporationSalinas, CA

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

Eric J. Del Piero among 2,899 ophthalmology physician records in California

Eric J. Del Piero, 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
  • Graduated1980 · median 2001 among the 1,907 with a school on file
  • Record last updated2007 · 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. Juliet Del Piero, MDMonterey, CA 939401568966000
  2. Ronald Friedman, MDMonterey, CA 939401154307767
  3. Gustavo Gonzalez, MDMonterey, CA 939401558354332
  4. James Halpern, MDMonterey, CA 939401932618626
  5. Philip Penrose, M.D.Monterey, CA 939401245288547
  6. Leland Rosenblum, M.D.Monterey, CA 939401982652905
  7. Charles Whisler, MDMonterey, CA 939401073516597
  8. Geoffrey White, M.D.Monterey, CA 939401346398740

Common questions

What is Eric J. Del Piero, M.D.'s NPI number?

Eric J. Del Piero, M.D.'s National Provider Identifier (NPI) is 1790879369, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eric J. Del Piero, M.D. located?

The NPPES record lists a practice address at 871 Cass Street, Monterey, CA, 93940. Phone: (831) 375-5066. Providers update this record themselves, so call before visiting.

How can I verify Eric J. Del Piero, M.D.'s license?

NPPES lists California license number G46085, 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 Eric J. Del Piero, M.D. prescribe under Medicare Part D?

In 2024, Eric J. Del Piero, M.D. had 269 Medicare Part D claims for 104 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Eric J. Del Piero, M.D.'s MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.