Mark Emmanuel Lao Landig
Optometrist · Los Angeles, CA
Mark Emmanuel Lao Landig is an optometrist with a practice address in Los Angeles, California, and NPI 1689916520, issued on Mar 18, 2013. Check the license (California 14845TLG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Emmanuel Lao Landig
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 14845TLG CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Stein Plaza, Los Angeles, CA 90095
- Phone
- (310) 825-5000
- Enumerated
- Mar 18, 2013
- Record last updated
- Jan 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20150204001124); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 300 Stein Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Antonucci, ODOptometrist1841912623
- John Bartlett, MDOphthalmology Physician1144242611
- Linda Hwang, ODOptometrist1225439854
- Jorge Salcedo SifuentesStudent in an Organized Health Care Education/Training Program1013856566
Verify Mark Emmanuel Lao Landig in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 14845TLGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average optometrist in 2024
700 Medicare Part D claims for 340 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.
Most prescribed
- Difluprednate165 claims
- Prednisolone Acetate153 claims
- Latanoprost93 claims
- Xiidra68 claims
- Dorzolamide-Timolol34 claims
- Lumigan31 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $89.05
4 payments; by number, the most common kind was food and beverage; the largest payer was Sun Pharmaceutical Industries 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
- Jules Stein Eye Institute Medical GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Emmanuel Lao Landig among 8,308 optometrist records in California
Mark Emmanuel Lao Landig 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 2013, is newer than 66% of them.
- NPI issued2013 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2013 · median 2008 among the 3,573 with a school on file
- Record last updated2025 · 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).
Optometrist providers in California
There are 8,308 optometrist records in California.
All 8,308 in California → Every provider in Los Angeles → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Ava Bittner, O.D.Los Angeles, CA 900951457308793
- Tony Chan, ODLos Angeles, CA 900951952894487
- Lorraine Cheng, ODLos Angeles, CA 900951821624164
- Jonathan Christie, MDLos Angeles, CA 900951306857693
- Amanda Havens, O.D.Los Angeles, CA 900951083901409
- Diana Hirota, O.D.Los Angeles, CA 900951023449311
- Linda Hwang, ODLos Angeles, CA 900951225439854
- Roxana KhorramiLos Angeles, CA 900951528476546
Common questions
What is Mark Emmanuel Lao Landig's NPI number?
Mark Emmanuel Lao Landig's National Provider Identifier (NPI) is 1689916520, issued on Mar 18, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Mark Emmanuel Lao Landig located?
The NPPES record lists a practice address at 300 Stein Plaza, Los Angeles, CA, 90095. Phone: (310) 825-5000. Providers update this record themselves, so call before visiting.
How can I verify Mark Emmanuel Lao Landig's license?
NPPES lists California license number 14845TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Emmanuel Lao Landig prescribe under Medicare Part D?
In 2024, Mark Emmanuel Lao Landig had 700 Medicare Part D claims for 340 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
What is Mark Emmanuel Lao Landig's MIPS final score?
The 2023 MIPS final score is 74.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.