Mark Aaron Ruiz, O.D.
Optometrist · Garland, TX
Mark Aaron Ruiz, O.D. is an optometrist with a practice address in Garland, Texas, and NPI 1053303339, issued on Aug 22, 2005. Check the license (Texas 5317TG, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Aaron Ruiz
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 5317TG TX
Self-reported in NPPES; status is on the state search - Practice location
- 1821 Old Mill Run, Garland, TX 75042
- Phone
- (972) 494-2020
- Enumerated
- Aug 22, 2005
- Record last updated
- Jan 13, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (972) 276-5664
- Medicaid ID
- 0192916 01 TX
- Medicare enrollment
- Enrolled (PECOS I20100819001199); accepts Medicare assignment
- Medical or professional school
- University Of Houston - College Of Optometry, 1996
- Entity
- Type 1 · individual
8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →
Verify Mark Aaron Ruiz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 5317TGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average optometrist in 2024
33 Medicare Part D claims for 19 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 70% of claims.
Most prescribed
- Prednisolone Acetate19 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.
Mark Aaron Ruiz among 5,006 optometrist records in Texas
Mark Aaron Ruiz, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1996 · median 2010 among the 2,894 with a school on file
- Record last updated2011 · 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).
38 optometrist records list a practice address in Garland
They are 38 of the 1,925 NPPES records with a practice address in Garland, and 5,006 optometrist records in Texas.
All 5,006 in Texas → Every provider in Garland → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Glenn Deshaw, O.D.Garland, TX 750421346284643
- Jonathan Deshaw, O.D.Garland, TX 750421407160815
- Mindy Huynh, O.D.Garland, TX 750421851405153
- Elizabeth Huynh, ODGarland, TX 750421760364251
- Stephen Khong, ODGarland, TX 750421437274065
- Kennedy Khong, ODGarland, TX 750421235852740
- Kimberly Nguyen, O.D.Garland, TX 750421386790244
- Ashley Olivarez, ODGarland, TX 750421609398486
Common questions
What is Mark Aaron Ruiz, O.D.'s NPI number?
Mark Aaron Ruiz, O.D.'s National Provider Identifier (NPI) is 1053303339, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Aaron Ruiz, O.D. located?
The NPPES record lists a practice address at 1821 Old Mill Run, Garland, TX, 75042. Phone: (972) 494-2020. Providers update this record themselves, so call before visiting.
How can I verify Mark Aaron Ruiz, O.D.'s license?
NPPES lists Texas license number 5317TG, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Aaron Ruiz, O.D. prescribe under Medicare Part D?
In 2024, Mark Aaron Ruiz, O.D. had 33 Medicare Part D claims for 19 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.