Charles Hamilton Williamson, MD
Ophthalmology Physician · Baton Rouge, LA
Charles Hamilton Williamson, MD is an ophthalmology physician with a practice address in Baton Rouge, Louisiana, and NPI 1396740122, issued on Jun 17, 2005. Check the license (Louisiana 014115, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Charles Hamilton Williamson
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 014115 LA
Self-reported in NPPES; status is on the state search - Practice location
- 550 Connells Park LN, Baton Rouge, LA 70806
- Phone
- (225) 924-2020
- Enumerated
- Jun 17, 2005
- Record last updated
- Jun 22, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (225) 925-0225
- Medicaid ID
- 1310590 LA
- Medicare enrollment
- Enrolled (PECOS I20050318000147); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 1977
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 299 in Louisiana → Look up another NPI →
Also registered at 550 Connells Park LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Claire Borne, MDOphthalmology Physician1942205786
- Christine Norred, O.D.Optometrist1013949833
- Kristi Robert, PA-CMedical Physician Assistant1164707709
- John Williamson, PAPhysician Assistant1366448623
- William Williamson, MDOphthalmology Physician1114924560
Verify Charles Hamilton Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 014115Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average ophthalmology physician in 2024
328 Medicare Part D claims for 111 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 52% of claims.
Most prescribed
- Latanoprost92 claims
- Lumigan31 claims
- Combigan28 claims
- Prednisolone Acetate28 claims
- Timolol Maleate24 claims
- Dorzolamide-Timolol21 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 MIPS final score for 2023 (Medicare payment program): 81.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $893.44
20 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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.
Bills Medicare through one group practice
- Williamson Eye CenterBaton Rouge, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles Hamilton Williamson among 299 ophthalmology physician records in Louisiana
Charles Hamilton Williamson, MD is one of 299 ophthalmology physician records with a practice address in Louisiana. 83% 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, 79% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1977 · median 2000 among the 206 with a school on file
- Record last updated2011 · 73% 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 Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Louisiana
There are 299 ophthalmology physician records in Louisiana.
All 299 in Louisiana → Every provider in Baton Rouge → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Joseph Bechay, M.D.Baton Rouge, LA 708061730822636
- Claire Borne, MDBaton Rouge, LA 708061942205786
- Robert Holloway, M.D.Baton Rouge, LA 708061093877383
- Victor Oliver, M.D.Baton Rouge, LA 708061265594543
- Clayton Patrick, M.D.Baton Rouge, LA 708061750812194
- Donald Peavy, M.D.Baton Rouge, LA 708061033271317
- Matthew Smith, MDBaton Rouge, LA 708061780817551
- William Williamson, MDBaton Rouge, LA 708061114924560
Common questions
What is Charles Hamilton Williamson, MD's NPI number?
Charles Hamilton Williamson, MD's National Provider Identifier (NPI) is 1396740122, issued on Jun 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles Hamilton Williamson, MD located?
The NPPES record lists a practice address at 550 Connells Park LN, Baton Rouge, LA, 70806. Phone: (225) 924-2020. Providers update this record themselves, so call before visiting.
How can I verify Charles Hamilton Williamson, MD's license?
NPPES lists Louisiana license number 014115, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles Hamilton Williamson, MD prescribe under Medicare Part D?
In 2024, Charles Hamilton Williamson, MD had 328 Medicare Part D claims for 111 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Charles Hamilton Williamson, MD's MIPS final score?
The 2023 MIPS final score is 81.9 of 100. 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.