Hillary A. Williams
- Medicare services, 2024
- 688
- Medicare patients, 2024
- 365
- Part D claims, 2024
- 2,524
- Hospital affiliations
- 1
- Industry payments
- $186
- Practice address
- 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205
- Practice phone
- Call (501) 686-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Hillary Williams' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Hillary A. Williams is a neurologist in Little Rock, Arkansas
Hillary Williams practices at UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences.
Hillary Williams' NPI, 1740676360, was assigned on April 9, 2015. Hillary Williams graduated from University of Arkansas College of Medicine in 2015. Hillary Williams holds Arkansas license E-14438.
- NPI
- 1740676360NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385950716
- NPI enumeration date
- April 9, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (501) 686-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Hillary A. Williams practices at UAMS Medical Center in Little Rock, Arkansas
Hillary Williams' primary practice is UAMS Medical Center, at 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205 in Pulaski County. The practice phone is (501) 686-5000.
- UAMS Medical Center4301 West Markham Street Mail Slot 612, Little Rock, AR 72205 · Pulaski CountyPhone(501) 686-5000
Source: Dmand AI Affiliation Data
Hillary A. Williams is affiliated with 3 sites of care and 2 medical groups
Hillary Williams' primary practice is UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences. The medical group on file is UAMS - University of Arkansas for Medical Sciences. Dmand AI also links Hillary Williams to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Hillary A. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hillary Williams practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UAMS Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Arkansas for Medical Sciences and 6.2K+ hospitals, with verified contacts in the same login.
Hillary A. Williams is one of 92 neurologists in Arkansas
Neurology is Hillary Williams' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Hillary Williams is licensed in Arkansas.
Specialties and state licenses
- Neurology, ArkansasPrimary
Neurologists near Hillary Williams
Counts of neurologists 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
Hillary A. Williams billed Medicare for 688 services in 2024
CMS data shows 688 Medicare services from Hillary Williams across 9 procedure codes in 2024, for 365 Medicare patients. Medicare paid $49,854 for them. Every service was in a facility, such as a hospital, rather than an office.
Hillary Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5552024: 48812%
- Surgery
- 2023: 1902024: 1729%
- Tests and treatments
- 2023: 212024: 2833%
Hillary Williams compared with the Arkansas median for neurologists, 2024
- Hillary Williams
- Arkansas median
- Medicare services
- 688vs 42363% above
- Medicare patients
- 365vs 27632% above
- Part D claims
- 2,347vs 4695.0 times
Medians across 95 neurologists in Arkansas with Dmand AI profiles that report each measure.
Hillary Williams' 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 Hillary Williams and other neurologists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Hillary A. Williams treated 365 Medicare patients in 2024, average age 73
CMS counts 365 Medicare patients who saw Hillary Williams in 2024. The largest group is 75 to 84, with 158 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Hillary Williams' median patient age at 70, with 56% women.
Hillary Williams' Medicare patients by age, 2024
Hillary Williams' Medicare patients by sex, 2024
- Women17748%
- Men18852%
Chronic conditions among Hillary Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Parkinson's disease56%
- Arthritis53%
- Mood disorders46%
- Depression44%
- Anxiety41%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Hillary Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Hillary A. Williams wrote 2,524 Medicare Part D claims in 2024
In 2024, Hillary Williams wrote 2,524 Medicare Part D claims for 370 patients. 83% of them were for generic drugs. CMS names the drug for 2,347 of them, across 42 drugs with 11 or more claims each, at $2,064,404 in total drug cost. In 2023, CMS named 2,188 claims across 37 drugs.
Hillary Williams' Part D claims by kind of drug, 2024
- Generic2,094 claims83%
- Brand-name430 claims17%
Hillary Williams' 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 Hillary Williams' Part D claims, 2024
- Opioids1%16 of 2,524 claims
- Antipsychotics, patients 65 and over3%81 of 2,524 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: 2,1882024: 2,3477%
Drugs named by CMS: 42 in 2024, 37 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
Hillary A. Williams offers telehealth to Medicare patients
Hillary Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Hillary Williams as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Hillary A. Williams received $186 in industry payments from 2022 to 2025
CMS Open Payments shows 3 general payments to Hillary Williams from 2 drug and device companies from 2022 to 2025. Education make up the largest share, 60% of the total. Teva Pharmaceuticals USA, Inc. paid the most, $130.
General payments to Hillary Williams by program year, 2022 to 2025
General payments to Hillary Williams by kind, 2022 to 2025
- Education$11160%
- Food and beverage$7540%
Companies that paid Hillary Williams the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Hillary A. Williams graduated from University of Arkansas College of Medicine
Hillary Williams graduated from University of Arkansas College of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Hillary A. Williams'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) |
| 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 Hillary A. Williams
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What is Hillary A. Williams' NPI number?
Hillary A. Williams' NPI number is 1740676360. It was assigned on April 9, 2015, and it is active in the NPI Registry.
What does Hillary A. Williams specialize in?
Hillary A. Williams is a neurologist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Hillary A. Williams practice?
Hillary Williams practices at 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205. Hillary Williams' primary practice is UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences. Dmand AI also links Hillary Williams to 2 group practices and clinics and 1 medical group.
What is Hillary A. Williams' office phone number?
The practice phone on file for Hillary Williams is (501) 686-5000.
What is Hillary A. Williams' medical license number?
Hillary Williams holds Arkansas license E-14438.
Which hospitals is Hillary A. Williams affiliated with?
Hillary Williams practices at UAMS Medical Center in Little Rock, Arkansas.
What medical group is Hillary A. Williams part of?
Hillary Williams is linked to UAMS - University of Arkansas for Medical Sciences. Dmand AI links Hillary Williams to 1 more medical group.
Does Hillary A. Williams accept Medicare?
Yes. CMS data shows Hillary Williams billed Medicare for 688 services in 2024, and Hillary Williams accepts Medicare assignment.
Does Hillary A. Williams offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Hillary Williams as offering telehealth services.
How many Medicare patients does Hillary A. Williams see?
CMS counts 365 Medicare patients who saw Hillary Williams in 2024, with an average age of 73.
Show 5 more questionsShow fewer questions
What services does Hillary A. Williams bill to Medicare?
In 2024, Hillary Williams' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and surgery: brain, spine and nerves (64616).
Where did Hillary A. Williams go to medical school?
Hillary Williams graduated from University of Arkansas College of Medicine in 2015.
What drugs does Hillary A. Williams prescribe most?
In 2024 Medicare Part D data, Hillary Williams' most prescribed drugs by claims were Carbidopa-Levodopa, Clonazepam and Carbidopa-Levodopa ER.
Has Hillary A. Williams received payments from drug or device companies?
CMS Open Payments shows $186 in general payments to Hillary Williams from 2 companies from 2022 to 2025. The largest total came from Teva Pharmaceuticals USA, Inc.
How long has Hillary A. Williams been practicing?
Hillary Williams graduated from medical school in 2015, 11 years ago.
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