Alexander De Castro-Abeger, MD, MBA
Ophthalmology Physician · Los Angeles, CA
Alexander De Castro-Abeger, MD, MBA is an ophthalmology physician with a practice address in Los Angeles, California, and NPI 1902255367, issued on Jun 7, 2016. Check the license (California A171995, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alexander De Castro-Abeger
- Credential
- MD, MBA
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- A171995 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Stein Plaza, Los Angeles, CA 90095
- Phone
- (818) 431-4414
- Enumerated
- Jun 7, 2016
- Entity
- Type 1 · individual
Also registered at 200 Stein Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aya Barzelay WollmanRetina Specialist (Ophthalmology) Physician1093592172
- Clemence Bonnet, MD, PHDCornea and External Diseases Specialist Physician1861256547
- Tony Chan, ODOphthalmology Physician1952894487
- Christie ChenLow Vision Rehabilitation Optometrist1962194191
- Marisa Chung, ODOptometrist1689868978
- Christina Douglas, MDOphthalmology Physician1699263913
Verify Alexander De Castro-Abeger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A171995Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
The practice group's Medicare quality score for 2023: 83.8 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $146.90
6 payments, mostly food and beverage; the largest payer was CooperVision 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.
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
- Miramar Eye Specialists Medical Group IncThousand Oaks, 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
- Sam Abbassi, MD, MSWest Hills, CA1881937720
- Richard Abbott, M.D.San Francisco, CA1346276573
- Nizar Abdelfattah, MDPasadena, CA1801359393
- Parastou Abedi, MDAliso Viejo, CA1720067333
- Shahla Abedi, MDAliso Viejo, CA1467431072
- Lilit Ablabutyan, M.D.Glendale, CA1497013064
- Thomas Ableman, M.D.San Diego, CA1558415067
- Nathan Abraham, M.D.Valencia, CA1306224456
- James Abrams, M.D.San Bruno, CA1912903329
- Adam Abroms, MDWestlake Village, CA1497743702
Common questions
What is Alexander De Castro-Abeger, MD, MBA's NPI number?
Alexander De Castro-Abeger, MD, MBA's National Provider Identifier (NPI) is 1902255367, issued on Jun 7, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Alexander De Castro-Abeger, MD, MBA located?
The NPPES record lists a practice address at 200 Stein Plaza, Los Angeles, CA, 90095. Phone: (818) 431-4414. Providers update this record themselves, so call before visiting.
How can I verify Alexander De Castro-Abeger, MD, MBA's license?
NPPES lists California license number A171995, 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.
What is Alexander De Castro-Abeger, MD, MBA's Medicare quality score?
The 2023 MIPS final score is 83.8 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.