Nancy Thu Dang, O.D.
Optometrist · Garden Grove, CA
Nancy Thu Dang, O.D. is an optometrist with a practice address in Garden Grove, California, and NPI 1184037202, issued on Jun 5, 2014. Check the license (California 14902, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nancy Thu Dang
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 14902 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7761 Garden Grove Blvd, Garden Grove, CA 92841
- Phone
- (714) 898-8888
- Enumerated
- Jun 5, 2014
- Record last updated
- Feb 23, 2022
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 7761 Garden Grove Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Theresa Cao, MFTMarriage & Family Therapist1811553837
- Bich Tram Do, PA-CPhysician Assistant1154762359
- Hung Doan, M.D.Family Medicine Physician1376699918
- Linh Ha, DDSDentist1588792105
- Hailey HoangPharmacist1396356259
- Connery Lee, FNPFamily Nurse Practitioner1124294145
Verify Nancy Thu Dang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 14902Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.1 times the Medicare Part D claims of the average optometrist in 2024
1,134 Medicare Part D claims for 290 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 64% of claims.
Most prescribed
- Cyclosporine612 claims
- Restasis303 claims
- Azelastine Hcl77 claims
- Xiidra67 claims
- Cromolyn Sodium38 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.
Nancy Thu Dang among 8,308 optometrist records in California
Nancy Thu Dang, 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 2014, is newer than 68% of them.
- NPI issued2014 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2022 · 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).
48 optometrist records list a practice address in Garden Grove
They are 48 of the 4,572 NPPES records with a practice address in Garden Grove, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Garden Grove → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Lee Berman, ODGarden Grove, CA 928411295899177
- Angela Chen, ODGarden Grove, CA 928411962750034
- Melanie Nguyen, O.D.Garden Grove, CA 928411629419965
- Sally Oeung, O.D. INC.Garden Grove, CA 928411578843991
- Long Do, O.D.Garden Grove, CA 928401528027273
- Ann Gaylord, O.D.Garden Grove, CA 928401851561930
- Merey Hannalla, ODGarden Grove, CA 928421558295436
- Christyn Mai, O.D.Garden Grove, CA 928401518043645
Common questions
What is Nancy Thu Dang, O.D.'s NPI number?
Nancy Thu Dang, O.D.'s National Provider Identifier (NPI) is 1184037202, issued on Jun 5, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Thu Dang, O.D. located?
The NPPES record lists a practice address at 7761 Garden Grove Blvd, Garden Grove, CA, 92841. Phone: (714) 898-8888. Providers update this record themselves, so call before visiting.
How can I verify Nancy Thu Dang, O.D.'s license?
NPPES lists California license number 14902, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Nancy Thu Dang, O.D. prescribe under Medicare Part D?
In 2024, Nancy Thu Dang, O.D. had 1,134 Medicare Part D claims for 290 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.