Dr. William Randall Williamson, MD
- Medicare services, 2024
- 717
- Medicare patients, 2024
- 262
- Part D claims, 2024
- 1,293
- Industry payments
- $3,904
- Affiliated sites
- 2
- Practice address
- 550 Connells Parkway Lane, Baton Rouge, LA 70806
- Practice phone
- Call (225) 923-8250
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Outpatient Surgery Center for Sight (Connells Pkwy Ln)
Surgery Center - Not Medicare-Certified · Baton Rouge, Louisiana
Find Dr. Williamson's professional email, personal email and mobile number
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Dr. William Randall Williamson is an ophthalmologist in Baton Rouge, Louisiana
Dr. Williamson practices at Outpatient Surgery Center for Sight (Connells Pkwy Ln) in Baton Rouge, Louisiana.
Dr. Williamson's NPI, 1114924560, was assigned on June 30, 2005. Dr. Williamson graduated from Louisiana State University School of Medicine in New Orleans in 1972. Dr. Williamson holds Louisiana license 012044.
- NPI
- 1114924560NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850317355
- NPI enumeration date
- June 30, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (225) 923-8250
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 80
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Randall Williamson practices at Outpatient Surgery Center for Sight (Connells Pkwy Ln) in Baton Rouge, Louisiana
Dr. Williamson's primary practice is Outpatient Surgery Center for Sight (Connells Pkwy Ln), at 550 Connells Parkway Lane, Baton Rouge, LA 70806. The practice phone is (225) 923-8250.
- Outpatient Surgery Center for Sight (Connells Pkwy Ln)550 Connells Parkway Lane, Baton Rouge, LA 70806Phone(225) 923-8250
Source: Dmand AI Affiliation Data
Dr. William Randall Williamson is affiliated with 2 sites of care and 1 medical group
Dr. Williamson's primary practice is Outpatient Surgery Center for Sight (Connells Pkwy Ln) in Baton Rouge, Louisiana. Dmand AI also links Dr. Williamson to 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Williamson's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Randall Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williamson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Outpatient Surgery Center for Sight (Connells Pkwy Ln) | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Randall Williamson is one of 264 ophthalmologists in Louisiana
Ophthalmology is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Williamson is licensed in Louisiana.
Specialties and state licenses
- Ophthalmology, LouisianaPrimary
Ophthalmologists near Dr. Williamson
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Randall Williamson billed Medicare for 717 services in 2024
CMS data shows 717 Medicare services from Dr. Williamson across 9 procedure codes in 2024, for 262 Medicare patients. Medicare paid $39,475 for them. Every service was in an office.
Dr. Williamson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3002024: 45953%
- Office and hospital visits
- 2023: 2602024: 13847%
- Lab and pathology
- 2023: 1152024: 1204%
Dr. Williamson compared with the Louisiana median for ophthalmologists, 2024
- Dr. Williamson
- Louisiana median
- Medicare services
- 717vs 1,12036% below
- Medicare patients
- 262vs 44141% below
- Part D claims
- 1,231vs 75663% above
Medians across 274 ophthalmologists in Louisiana with Dmand AI profiles that report each measure.
Dr. Williamson's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Randall Williamson treated 262 Medicare patients in 2024, average age 74
CMS counts 262 Medicare patients who saw Dr. Williamson in 2024. The largest group is 65 to 74, with 129 patients. 73% of them have high cholesterol, and 72% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williamson's median patient age at 73, with 59% women.
Dr. Williamson's Medicare patients by age, 2024
Dr. Williamson's Medicare patients by sex, 2024
- Women15057%
- Men11243%
Chronic conditions among Dr. Williamson's Medicare patients, 2024
- High cholesterol73%
- High blood pressure72%
- Arthritis50%
- Diabetes40%
- Chronic kidney disease27%
- Ischemic heart disease25%
- Anxiety21%
- Mood disorders20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williamson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Randall Williamson wrote 1,293 Medicare Part D claims in 2024
In 2024, Dr. Williamson wrote 1,293 Medicare Part D claims for 344 patients. 53% of them were for generic drugs. CMS names the drug for 1,231 of them, across 15 drugs with 11 or more claims each, at $262,472 in total drug cost. In 2023, CMS named 1,207 claims across 15 drugs.
Dr. Williamson's Part D claims by kind of drug, 2024
- Generic684 claims53%
- Brand-name609 claims47%
Dr. Williamson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,2072024: 1,2312%
Drugs named by CMS: 15 in 2024, 15 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. William Randall Williamson takes part in Medicare
Dr. Williamson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. William Randall Williamson received $3,904 in industry payments from 2016 to 2025
CMS Open Payments shows 100 general payments to Dr. Williamson from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $897.
General payments to Dr. Williamson by program year, 2016 to 2025
Companies that paid Dr. Williamson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Randall Williamson graduated from Louisiana State University School of Medicine in New Orleans
Dr. Williamson graduated from Louisiana State University School of Medicine in New Orleans in 1972.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Randall Williamson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Randall Williamson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Randall Williamson's NPI number?
Dr. William Randall Williamson's NPI number is 1114924560. It was assigned on June 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Randall Williamson?
Dr. William Randall Williamson is an ophthalmologist in Baton Rouge, Louisiana. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. William Randall Williamson practice?
Dr. Williamson practices at 550 Connells Parkway Lane, Baton Rouge, LA 70806. Dr. Williamson's primary practice is Outpatient Surgery Center for Sight (Connells Pkwy Ln) in Baton Rouge, Louisiana. Dmand AI also links Dr. Williamson to 1 group practice or clinic and 1 medical group.
What is Dr. William Randall Williamson's office phone number?
The practice phone on file for Dr. Williamson is (225) 923-8250.
What is Dr. William Randall Williamson's medical license number?
Dr. Williamson holds Louisiana license 012044.
Does Dr. William Randall Williamson accept Medicare?
Yes. CMS data shows Dr. Williamson billed Medicare for 717 services in 2024, and Dr. Williamson accepts Medicare assignment.
How many Medicare patients does Dr. William Randall Williamson see?
CMS counts 262 Medicare patients who saw Dr. Williamson in 2024, with an average age of 74.
What services does Dr. William Randall Williamson bill to Medicare?
In 2024, Dr. Williamson's most billed Medicare services were eye exam or test (92014), lab and pathology test (83861) and eye exam or test (92134).
Where did Dr. William Randall Williamson go to medical school?
Dr. Williamson graduated from Louisiana State University School of Medicine in New Orleans in 1972.
What drugs does Dr. William Randall Williamson prescribe most?
In 2024 Medicare Part D data, Dr. Williamson's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Restasis.
Has Dr. William Randall Williamson received payments from drug or device companies?
CMS Open Payments shows $3,904 in general payments to Dr. Williamson from 20 companies from 2016 to 2025. The largest total came from Allergan Inc.
How long has Dr. William Randall Williamson been practicing?
Dr. Williamson graduated from medical school in 1972, 54 years ago.
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