Darren M. Brown, O.D.
Optometrist · Tustin, CA
Darren M. Brown, O.D. is an optometrist with a practice address in Tustin, California, and NPI 1073562740, issued on May 9, 2006. Check the license (California 12550T, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Darren M. Brown
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 12550T CA
Self-reported in NPPES; status is on the state search - Practice location
- 190 EL Camino Real, Tustin, CA 92780
- Phone
- (714) 669-1121
- Enumerated
- May 9, 2006
- Record last updated
- Jun 19, 2026
- Fax
- (714) 669-9786
- Medicare enrollment
- Enrolled (PECOS I20050111000899); accepts Medicare assignment
- Medical or professional school
- Southern California College Of Optometry, 2004
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 190 EL Camino Real
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Brown, O.D.Optometrist1124179361
- Sarah Onaga, ODOptometrist1710417522
- William Stanford, O.D.Optometrist1073640876
Verify Darren M. Brown in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 12550TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average optometrist in 2024
26 Medicare Part D claims for 14 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 69% of 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: $42.30
2 payments; by number, the most common kind was food and beverage; the largest payer was CooperVision Inc. The 34,453 providers of this specialty with any payment received $769.99 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.
Bills Medicare through one group practice
- Darren M Brown OD ApcTustin, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Darren M. Brown among 8,308 optometrist records in California
Darren M. Brown, O.D. is one of 8,308 optometrist records with a practice address in California. 67% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 66% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2004 · median 2008 among the 3,573 with a school on file
- Record last updated2026 · 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 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
33 optometrist records list a practice address in Tustin
They are 33 of the 2,221 NPPES records with a practice address in Tustin, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Tustin → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Ghezal Abdali, O.D.Tustin, CA 927801770688640
- Lowell Booth, ODTustin, CA 927801750361424
- Brett Bowman, O.D.Tustin, CA 927801053464818
- Cynthia Broady, O.D.Tustin, CA 927801154452118
- Susan Brown, O.D.Tustin, CA 927801124179361
- Elizabeth Chung, O.D.Tustin, CA 927801407011273
- Vy Duong, O.D.Tustin, CA 927801326103276
- Helene Leang, O.D.Tustin, CA 927801730220989
Common questions
What is Darren M. Brown, O.D.'s NPI number?
Darren M. Brown, O.D.'s National Provider Identifier (NPI) is 1073562740, issued on May 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Darren M. Brown, O.D. located?
The NPPES record lists a practice address at 190 EL Camino Real, Tustin, CA, 92780. Phone: (714) 669-1121. Providers update this record themselves, so call before visiting.
How can I verify Darren M. Brown, O.D.'s license?
NPPES lists California license number 12550T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Darren M. Brown, O.D. prescribe under Medicare Part D?
In 2024, Darren M. Brown, O.D. had 26 Medicare Part D claims for 14 beneficiaries; the average among optometrist prescribers was 277. 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.