NPPES file of Aug 9, 2026

Gina Do, O.D.

Optometrist · Houston, TX

Gina Do, O.D. is an optometrist with a practice address in Houston, Texas, and NPI 1689987661, issued on Jul 20, 2010. Check the license (Texas 7561T, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689987661
Name
Gina Do
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
7561T TX
Self-reported in NPPES; status is on the state search
Practice location
6839 Highway 6 North, Houston, TX 77084
Phone
(281) 859-9136
Enumerated
Jul 20, 2010
Record last updated
May 1, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(281) 550-2814
Medicare enrollment
Enrolled (PECOS I20110415000542); accepts Medicare assignment
Medical or professional school
University Of Houston - College Of Optometry, 2010
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Gina Do in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 7561T
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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91% fewer Medicare Part D claims than the average optometrist in 2024

26 Medicare Part D claims for 20 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Gina Do26
  2. Specialty average277

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: $41.49

2 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.

  1. Gina Do$41.49
  2. Specialty average$769.99

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

  1. Gina T. DO, OD, PLLCHouston, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gina Do among 5,006 optometrist records in Texas

Gina Do, O.D. is one of 5,006 optometrist records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 51% of them.

  • NPI issued2010 · 51% of these records are older, 46% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2010 · median 2010 among the 2,894 with a school on file
  • Record last updated2018 · 59% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

770 optometrist records list a practice address in Houston

They are 770 of the 61,221 NPPES records with a practice address in Houston, and 5,006 optometrist records in Texas.

The 8 optometrist records with the nearest ZIP codes

  1. Victor Chu, O.D.Houston, TX 770841083612725
  2. Ann Han, O.D.Houston, TX 770841902929755
  3. Edith Hollenberg, ODHouston, TX 770841689945057
  4. Melanie Lorenzana, ODHouston, TX 770841326698127
  5. Kim-Dan Nguyen, O.D.Houston, TX 770841326455007
  6. Noel Nguyen, ODHouston, TX 770841326774803
  7. Ethan Nguyen, ODHouston, TX 770841174454821
  8. Michelle Pham, O.DHouston, TX 770841144574419

Common questions

What is Gina Do, O.D.'s NPI number?

Gina Do, O.D.'s National Provider Identifier (NPI) is 1689987661, issued on Jul 20, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Gina Do, O.D. located?

The NPPES record lists a practice address at 6839 Highway 6 North, Houston, TX, 77084. Phone: (281) 859-9136. Providers update this record themselves, so call before visiting.

How can I verify Gina Do, O.D.'s license?

NPPES lists Texas license number 7561T, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Gina Do, O.D. prescribe under Medicare Part D?

In 2024, Gina Do, O.D. had 26 Medicare Part D claims for 20 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.