Diego Arias
Ophthalmology Physician · Los Angeles, CA
Diego Arias is an ophthalmology physician with a practice address in Los Angeles, California, and NPI 1346998093, issued on Mar 11, 2022. Check the license (California A207746, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Diego Arias
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- A207746 CA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Stein Plz, Los Angeles, CA 90095
- Phone
- (310) 825-5000
- Enumerated
- Mar 11, 2022
- Entity
- Type 1 · individual
Also registered at 100 Stein Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Diana Abrahamyan, ODOptometrist1538834932
- Reginald Ariyasu, MDOphthalmology Physician1285654939
- William Astle, MDOphthalmology Physician1700808276
- Adrian Au, MDOphthalmology Physician1124482450
- Saghar Bagheri, MDRetina Specialist (Ophthalmology) Physician1821627399
- Katherine Bergwerk, MDOphthalmology Physician1952323941
Verify Diego Arias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A207746Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
85% fewer Medicare Part D claims than the average ophthalmology physician in 2024
227 Medicare Part D claims for 56 beneficiaries, against an average of 1,490 among the 16,109 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Latanoprost65 claims
- Dorzolamide-Timolol31 claims
- Brimonidine Tartrate24 claims
- Vyzulta13 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.
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 Diego Arias's NPI number?
Diego Arias's National Provider Identifier (NPI) is 1346998093, issued on Mar 11, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Diego Arias located?
The NPPES record lists a practice address at 100 Stein Plz, Los Angeles, CA, 90095. Phone: (310) 825-5000. Providers update this record themselves, so call before visiting.
How can I verify Diego Arias's license?
NPPES lists California license number A207746, 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 Diego Arias prescribe under Medicare Part D?
In 2024, Diego Arias had 227 Medicare Part D claims for 56 beneficiaries; the average among ophthalmology physician prescribers was 1,490. Part D covers Medicare prescriptions only.
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.