Joanna Ngoc Ma, OD
Optometrist · Honolulu, HI
Joanna Ngoc Ma, OD is an optometrist with a practice address in Honolulu, Hawaii, and NPI 1750867727, issued on Jul 12, 2018. Check the license (Hawaii 888, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joanna Ngoc Ma
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 888 HI
Self-reported in NPPES; status is on the state search - Practice location
- 4211 Waialae Ave Ste 108, Honolulu, HI 96816
- Phone
- (808) 737-5811
- Enumerated
- Jul 12, 2018
- Record last updated
- Jul 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (808) 737-7971
- Medicare enrollment
- Enrolled (PECOS I20180822001486); may accept Medicare assignment
- Medical or professional school
- Southern California College Of Optometry, 2018
- Entity
- Type 1 · individual
Verify Joanna Ngoc Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license 888Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average optometrist in 2024
71 Medicare Part D claims for 29 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 72% of claims.
Most prescribed
- Latanoprost30 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: $363.47
9 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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.
Optometrist providers in Hawaii
There are 353 optometrist records in Hawaii.
Other optometrist records in Hawaii
- Yelissa Abbasi, O.D.Kapolei, HI1467870527
- Derrick Abe, O.D.Honolulu, HI1184676264
- Kellie AbeKailua Kona, HI1598242984
- Joseph Ahlborn, O.D.Tripler Amc, HI1124366687
- Renee Allison, O.D.Honolulu, HI1184810558
- Calvin Alonzo, O.D.Honolulu, HI1033291968
- Amanda Antonino, O.D.Kapaa, HI1093070674
- David AnzaiKahului, HI1548323298
- Lizette Aquino-Bautista, ODWaipahu, HI1659065456
- Linda Arakaki, O.D.Waipahu, HI1699823815
Common questions
What is Joanna Ngoc Ma, OD's NPI number?
Joanna Ngoc Ma, OD's National Provider Identifier (NPI) is 1750867727, issued on Jul 12, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Joanna Ngoc Ma, OD located?
The NPPES record lists a practice address at 4211 Waialae Ave Ste 108, Honolulu, HI, 96816. Phone: (808) 737-5811. Providers update this record themselves, so call before visiting.
How can I verify Joanna Ngoc Ma, OD's license?
NPPES lists Hawaii license number 888, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does Joanna Ngoc Ma, OD prescribe under Medicare Part D?
In 2024, Joanna Ngoc Ma, OD had 71 Medicare Part D claims for 29 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.