Dang Khoa Bryan Ma, O.D.
Optometrist · Orange, CA
Dang Khoa Bryan Ma, O.D. is an optometrist with a practice address in Orange, California, and NPI 1356505721, issued on Jul 15, 2008. Check the license (California 13525, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dang Khoa Bryan Ma
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 13525 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2836 E Chapman Ave, Orange, CA 92869
- Phone
- (714) 288-8855
- Enumerated
- Jul 15, 2008
- Record last updated
- Jul 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20090914000162); accepts Medicare assignment
- Medical or professional school
- Southern California College Of Optometry, 2008
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 2836 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hiep Dinh, MD,DO ETCOptician1417199183
Verify Dang Khoa Bryan Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 13525Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average optometrist in 2024
18 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
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: $74.94
3 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, 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.
Dang Khoa Bryan Ma among 8,308 optometrist records in California
Dang Khoa Bryan Ma, 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 2008, is newer than 54% of them.
- NPI issued2008 · 54% of these records are older, 43% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2008 · median 2008 among the 3,573 with a school on file
- Record last updated2015 · 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).
Optometrist providers in California
There are 8,308 optometrist records in California.
All 8,308 in California → Every provider in Orange → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Ronald Hankins, O.D.Orange, CA 928691134230550
- Michael Jitosho, ODOrange, CA 928691740767201
- Adrian Pop, O.D.Orange, CA 928691073642609
- Wynette Augustine, O.D.Placentia, CA 928701245205483
- Howard Austin, O.D.Orange, CA 928681932193018
- Allen Austin, O. D.Orange, CA 928681386638476
- Hector Carrillo, ODOrange, CA 928681609587831
- Simon Chen, O.D.Placentia, CA 928701982794525
Common questions
What is Dang Khoa Bryan Ma, O.D.'s NPI number?
Dang Khoa Bryan Ma, O.D.'s National Provider Identifier (NPI) is 1356505721, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Dang Khoa Bryan Ma, O.D. located?
The NPPES record lists a practice address at 2836 E Chapman Ave, Orange, CA, 92869. Phone: (714) 288-8855. Providers update this record themselves, so call before visiting.
How can I verify Dang Khoa Bryan Ma, O.D.'s license?
NPPES lists California license number 13525, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Dang Khoa Bryan Ma, O.D. prescribe under Medicare Part D?
In 2024, Dang Khoa Bryan Ma, O.D. had 18 Medicare Part D claims; 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.