Dr. Kelly Anne Williamson, MD
- Medicare services, 2024
- 1,964
- Medicare patients, 2024
- 641
- Part D claims, 2024
- 2,443
- MIPS score, 2024
- 100
- Hospital affiliations
- 1
- Practice address
- 300 Evergreen Dr, Glen Mills, PA 19342
- Practice phone
- Call (484) 678-8475
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ChristianaCare Brinton Lake ASC
Glen Mills, Pennsylvania
Find Dr. Williamson's professional email, personal email and mobile number
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Dr. Kelly Anne Williamson is an ophthalmologist in Glen Mills, Pennsylvania
Dr. Williamson practices at ChristianaCare Brinton Lake ASC in Glen Mills, Pennsylvania.
Dr. Williamson's NPI, 1114286614, was assigned on May 4, 2012. Dr. Williamson graduated from Temple University School of Medicine in 2012. Dr. Williamson holds Pennsylvania license MD457807.
- NPI
- 1114286614NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729379979
- NPI enumeration date
- May 4, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (484) 678-8475
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kelly Anne Williamson practices at ChristianaCare Brinton Lake ASC in Glen Mills, Pennsylvania
Dr. Williamson's primary practice is ChristianaCare Brinton Lake ASC, at 300 Evergreen Dr, Glen Mills, PA 19342 in Delaware County. The practice phone is (484) 678-8475.
- ChristianaCare Brinton Lake ASC300 Evergreen Dr, Glen Mills, PA 19342 · Delaware CountyPhone(484) 678-8475
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kelly Anne Williamson is affiliated with 4 sites of care and 2 medical groups
Dr. Williamson's primary practice is ChristianaCare Brinton Lake ASC in Glen Mills, Pennsylvania. Dr. Williamson is also affiliated with Lankenau Medical Center. The medical group on file is Drexel Psychological Services Center. Dmand AI also links Dr. Williamson to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Kelly Anne Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williamson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ChristianaCare Brinton Lake ASC | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kelly Anne Williamson is one of 843 ophthalmologists in Pennsylvania
Ophthalmology is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Williamson is licensed in Pennsylvania.
Specialties and state licenses
- Ophthalmology, PennsylvaniaPrimary
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. Kelly Anne Williamson billed Medicare for 1,964 services in 2024
CMS data shows 1,964 Medicare services from Dr. Williamson across 15 procedure codes in 2024, for 641 Medicare patients. Medicare paid $155,567 for them.
Dr. Williamson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,6422024: 1,6162%
- Office and hospital visits
- 2023: 2252024: 17920%
- Surgery
- 2023: 1722024: 15410%
- Imaging
- 2023: 162024: 156%
Where Dr. Williamson's Medicare services took place, 2024
- In an office1,84494%
- In a facility1206%
Dr. Williamson compared with the Pennsylvania median for ophthalmologists, 2024
- Dr. Williamson
- Pennsylvania median
- Medicare services
- 1,964vs 1,33647% above
- Medicare patients
- 641vs 52422% above
- Part D claims
- 2,323vs 6203.7 times
Medians across 854 ophthalmologists in Pennsylvania 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williamson and other ophthalmologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kelly Anne Williamson treated 641 Medicare patients in 2024, average age 74
CMS counts 641 Medicare patients who saw Dr. Williamson in 2024. The largest group is 65 to 74, with 284 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 16% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williamson's median patient age at 72, with 60% women.
Dr. Williamson's Medicare patients by age, 2024
Dr. Williamson's Medicare patients by sex, 2024
- Women39461%
- Men24739%
Chronic conditions among Dr. Williamson's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis45%
- Diabetes32%
- Ischemic heart disease28%
- Chronic kidney disease23%
- Mood disorders22%
- Anxiety21%
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 72
Patient panel by sex, all payers
- Women60%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kelly Anne Williamson wrote 2,443 Medicare Part D claims in 2024
In 2024, Dr. Williamson wrote 2,443 Medicare Part D claims for 626 patients. 69% of them were for generic drugs. CMS names the drug for 2,323 of them, across 25 drugs with 11 or more claims each, at $345,925 in total drug cost. In 2023, CMS named 2,564 claims across 28 drugs.
Dr. Williamson's Part D claims by kind of drug, 2024
- Generic1,695 claims69%
- Brand-name748 claims31%
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.
Drug classes CMS tracks in Dr. Williamson's Part D claims, 2024
- Antibiotics1%21 of 2,443 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5642024: 2,3239%
Drugs named by CMS: 25 in 2024, 28 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
Dr. Kelly Anne Williamson scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Williamson for performance year 2024, reported as part of a group. Dr. Williamson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 386 procedures of cataract surgery by Dr. Williamson, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Williamson's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Williamson ranks in Medicare procedure volume
- Cataract surgery
- 92nd percentile386 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Kelly Anne Williamson received $1,910 in industry payments from 2016 to 2025
CMS Open Payments shows 76 general payments to Dr. Williamson from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $585.
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. Kelly Anne Williamson graduated from Temple University School of Medicine
Dr. Williamson graduated from Temple University School of Medicine in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kelly Anne 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Kelly Anne 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. Kelly Anne Williamson's NPI number?
Dr. Kelly Anne Williamson's NPI number is 1114286614. It was assigned on May 4, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Kelly Anne Williamson?
Dr. Kelly Anne Williamson is an ophthalmologist in Glen Mills, Pennsylvania. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Kelly Anne Williamson practice?
Dr. Williamson practices at 300 Evergreen Dr, Glen Mills, PA 19342. Dr. Williamson's primary practice is ChristianaCare Brinton Lake ASC in Glen Mills, Pennsylvania. Dmand AI also links Dr. Williamson to 2 group practices and clinics and 1 medical group.
What is Dr. Kelly Anne Williamson's office phone number?
The practice phone on file for Dr. Williamson is (484) 678-8475.
What is Dr. Kelly Anne Williamson's medical license number?
Dr. Williamson holds Pennsylvania license MD457807.
Which hospitals is Dr. Kelly Anne Williamson affiliated with?
Dr. Williamson is affiliated with Lankenau Medical Center.
What medical group is Dr. Kelly Anne Williamson part of?
Dr. Williamson is linked to Drexel Psychological Services Center. Dmand AI links Dr. Williamson to 1 more medical group.
Does Dr. Kelly Anne Williamson accept Medicare?
Yes. CMS data shows Dr. Williamson billed Medicare for 1,964 services in 2024, and Dr. Williamson accepts Medicare assignment.
What is Dr. Kelly Anne Williamson's MIPS score?
Dr. Williamson's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Kelly Anne Williamson see?
CMS counts 641 Medicare patients who saw Dr. Williamson in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. Kelly Anne Williamson bill to Medicare?
In 2024, Dr. Williamson's most billed Medicare services were eye exam or test (92133), eye exam or test (92014) and eye exam or test (92083).
Where did Dr. Kelly Anne Williamson go to medical school?
Dr. Williamson graduated from Temple University School of Medicine in 2012.
What drugs does Dr. Kelly Anne Williamson prescribe most?
In 2024 Medicare Part D data, Dr. Williamson's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Prednisolone Acetate.
Has Dr. Kelly Anne Williamson received payments from drug or device companies?
CMS Open Payments shows $1,910 in general payments to Dr. Williamson from 17 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Kelly Anne Williamson been practicing?
Dr. Williamson graduated from medical school in 2012, 14 years ago.
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