Karen Liu, O.D.
Optometrist · Southlake, TX
Karen Liu, O.D. is an optometrist with a practice address in Southlake, Texas, and NPI 1063641587, issued on Jul 6, 2009. Check the license (Texas 7410TG, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Liu
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 7410TG TX
Self-reported in NPPES; status is on the state search - Practice location
- 925 E Southlake Blvd Ste 200, Southlake, TX 76092
- Phone
- (817) 416-8561
- Enumerated
- Jul 6, 2009
- Record last updated
- Feb 3, 2026
- Fax
- (817) 416-3661
- Medicare enrollment
- Enrolled (PECOS I20101005000917); accepts Medicare assignment
- Medical or professional school
- University Of Houston - College Of Optometry, 2009
- Entity
- Type 1 · individual
8 nearest optometrist records → All 5,006 in Texas → Look up another NPI →
Also registered at 925 E Southlake Blvd Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Casey Holdridge, O.D.Optometrist1457350605
Verify Karen Liu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Texas board licenses this profession
Search for license 7410TGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% more Medicare Part D claims than the average optometrist in 2024
282 Medicare Part D claims for 94 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.
Most prescribed
- Latanoprost131 claims
- Miebo25 claims
- Lumigan22 claims
- Brimonidine Tartrate16 claims
- Moxifloxacin16 claims
- Timolol Maleate11 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: $181.22
8 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas 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.
Bills Medicare through one group practice
- Freedom Vision Consultants PLLCSouthlake, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Liu among 5,006 optometrist records in Texas
Karen Liu, 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 2009, is newer than 49% of them.
- NPI issued2009 · 49% of these records are older, 49% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2009 · median 2010 among the 2,894 with a school on file
- Record last updated2026 · 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).
25 optometrist records list a practice address in Southlake
They are 25 of the 1,506 NPPES records with a practice address in Southlake, and 5,006 optometrist records in Texas.
All 5,006 in Texas → Every provider in Southlake → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Lisa Bishop, ODSouthlake, TX 760921437150448
- Taylor Brooks, O.D.Southlake, TX 760921942232608
- David Chiang, ODSouthlake, TX 760921578637393
- Nancy Davis, O.D.Southlake, TX 760921558474726
- Tami Hannaman, ODSouthlake, TX 760921013013051
- Casey Holdridge, O.D.Southlake, TX 760921457350605
- Gregory Kloesel, O.D.Southlake, TX 760921962404665
- Kirk Koogler, ODSouthlake, TX 760921255323952
Common questions
What is Karen Liu, O.D.'s NPI number?
Karen Liu, O.D.'s National Provider Identifier (NPI) is 1063641587, issued on Jul 6, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Karen Liu, O.D. located?
The NPPES record lists a practice address at 925 E Southlake Blvd Ste 200, Southlake, TX, 76092. Phone: (817) 416-8561. Providers update this record themselves, so call before visiting.
How can I verify Karen Liu, O.D.'s license?
NPPES lists Texas license number 7410TG, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.
How much does Karen Liu, O.D. prescribe under Medicare Part D?
In 2024, Karen Liu, O.D. had 282 Medicare Part D claims for 94 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.