William Lesing Becker, M.D.
Ophthalmology Physician · Saint Louis, MO
William Lesing Becker, M.D. is an ophthalmology physician with a practice address in Saint Louis, Missouri, and NPI 1346386372, issued on Jan 29, 2007. Check the license (Missouri MDR9N88, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- William Lesing Becker
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- MDR9N88 MO
Self-reported in NPPES; status is on the state search - Practice location
- 13131 Tesson Ferry RD Ste 108, Saint Louis, MO 63128
- Phone
- (314) 843-5800
- Enumerated
- Jan 29, 2007
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (314) 843-5290
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 342 in Missouri → Look up another NPI →
Verify William Lesing Becker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license MDR9N88Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average ophthalmology physician in 2024
149 Medicare Part D claims for 44 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Latanoprost90 claims
- Dorzolamide-Timolol21 claims
- Brimonidine Tartrate14 claims
- Timolol Maleate12 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): 100 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: $133.62
1 payment: food and beverage; the largest payer was Mallinckrodt Hospital Products Inc. The 13,221 providers of this specialty with any payment received $4,535.02 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.
William Lesing Becker among 342 ophthalmology physician records in Missouri
William Lesing Becker, M.D. is one of 342 ophthalmology physician records with a practice address in Missouri. 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 2007, is newer than 61% of them.
- NPI issued2007 · 61% of these records are older, 31% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2007 · 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 207W00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Missouri
There are 342 ophthalmology physician records in Missouri.
All 342 in Missouri → Every provider in Saint Louis → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Sanjeev Lele, M.D.Saint Louis, MO 631281083727366
- Robert Lewis, M.D.Saint Louis, MO 631281518964667
- Cinthia Pi, MDSaint Louis, MO 631281487282091
- Loren Schrenk, M.D.Saint Louis, MO 631281922002344
- Hiralal Tekwani, MDSaint Louis, MO 631281265416697
- Navin Tekwani, MDSaint Louis, MO 631281538143805
- Richard Wieder, MDSaint Louis, MO 631291548288186
- Gregg Berdy, M.D.Saint Louis, MO 631311376541540
Common questions
What is William Lesing Becker, M.D.'s NPI number?
William Lesing Becker, M.D.'s National Provider Identifier (NPI) is 1346386372, issued on Jan 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is William Lesing Becker, M.D. located?
The NPPES record lists a practice address at 13131 Tesson Ferry RD Ste 108, Saint Louis, MO, 63128. Phone: (314) 843-5800. Providers update this record themselves, so call before visiting.
How can I verify William Lesing Becker, M.D.'s license?
NPPES lists Missouri license number MDR9N88, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Lesing Becker, M.D. prescribe under Medicare Part D?
In 2024, William Lesing Becker, M.D. had 149 Medicare Part D claims for 44 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is William Lesing Becker, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 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.