Registry data as of Aug 27, 2026

Emma McDonnell

Ophthalmology Physician · Chula Vista, CA

Emma McDonnell is an ophthalmology physician with a practice address in Chula Vista, California, and NPI 1023357670, issued on Feb 1, 2013. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023357670
Name
Emma McDonnell
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
D87058 MD
Self-reported in NPPES; status is on the state search
Practice location
835 Third Ave Ste A, Chula Vista, CA 91911
Phone
(619) 425-7755
Enumerated
Feb 1, 2013
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.
Download card Updates feed

Also registered at 835 Third Ave Ste A

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

  1. Parnian Arjmand, MDOphthalmology Physician1083387633
  2. Medi Eslani, MDOphthalmology Physician1437614310
  3. Kyle Green, MDRetina Specialist (Ophthalmology) Physician1013479427
  4. Colin Ip, MDCornea and External Diseases Specialist Physician1295266815
  5. Sara Khandan, MDInternal Medicine Physician1063850808
  6. Gordon Montgomery, M.D.Specialist1144226234

Verify Emma McDonnell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

1% more Medicare Part D claims than the average ophthalmology physician in 2024

1,501 Medicare Part D claims for 648 beneficiaries, against an average of 1,490 among the 16,109 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims. 11 claims were for opioids.

  1. Emma McDonnell1,501
  2. Specialty average1,490

Most prescribed

  1. Neomycin-Polymyxin-Dexameth717 claims
  2. Erythromycin353 claims
  3. Cyclosporine98 claims
  4. Restasis41 claims
  5. Doxycycline Hyclate33 claims
  6. Amoxicillin-Clavulanate Potass30 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 Medicare quality score for 2023: 86.9 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%43.7
  3. Promoting interoperabilityout of 100 · 25%84.0
  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: $668.21

16 payments, mostly food and beverage; the largest payer was Bausch & Lomb Americas Inc.. The 12,922 providers of this specialty with any payment received $4,937.17 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Emma McDonnell$668.21
  2. Specialty average$4,937.17

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

One hospital or facility affiliation

  1. California Retina Associates, LPChula Vista, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Ophthalmology Physician providers in California

There are 2,888 ophthalmology physician records in California.

Other ophthalmology physician records in California

  1. Sam Abbassi, MD, MSWest Hills, CA1881937720
  2. Richard Abbott, M.D.San Francisco, CA1346276573
  3. Nizar Abdelfattah, MDPasadena, CA1801359393
  4. Parastou Abedi, MDAliso Viejo, CA1720067333
  5. Shahla Abedi, MDAliso Viejo, CA1467431072
  6. Lilit Ablabutyan, M.D.Glendale, CA1497013064
  7. Thomas Ableman, M.D.San Diego, CA1558415067
  8. Nathan Abraham, M.D.Valencia, CA1306224456
  9. James Abrams, M.D.San Bruno, CA1912903329
  10. Adam Abroms, MDWestlake Village, CA1497743702

Common questions

What is Emma McDonnell's NPI number?

Emma McDonnell's National Provider Identifier (NPI) is 1023357670, issued on Feb 1, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Emma McDonnell located?

The NPPES record lists a practice address at 835 Third Ave Ste A, Chula Vista, CA, 91911. Phone: (619) 425-7755. Providers update this record themselves, so call before visiting.

How can I verify Emma McDonnell's license?

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 Emma McDonnell prescribe under Medicare Part D?

In 2024, Emma McDonnell had 1,501 Medicare Part D claims for 648 beneficiaries; the average among ophthalmology physician prescribers was 1,490. Part D covers Medicare prescriptions only.

What is Emma McDonnell's Medicare quality score?

The 2023 MIPS final score is 86.9 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.