Hallie E. Williams, PA-C
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 2,905
- MIPS score, 2024
- 81
- Hospital affiliations
- 3
- Industry payments
- $19
- Practice address
- 200 Lothrop Street, Pittsburgh, PA 15213
- Practice phone
- Call (412) 647-2345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Hallie 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.
Hallie E. Williams is a physician assistant in Pittsburgh, Pennsylvania
Hallie Williams practices at UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center.
Hallie Williams' NPI, 1326515453, was assigned on October 26, 2018. Hallie Williams holds Pennsylvania license MA060068.
- NPI
- 1326515453NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991043085
- NPI enumeration date
- October 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (412) 647-2345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Hallie E. Williams practices at UPMC Presbyterian in Pittsburgh, Pennsylvania
Hallie Williams' primary practice is UPMC Presbyterian, at 200 Lothrop Street, Pittsburgh, PA 15213 in Allegheny County. The practice phone is (412) 647-2345.
- UPMC Presbyterian200 Lothrop Street, Pittsburgh, PA 15213 · Allegheny CountyPhone(412) 647-2345
Source: Dmand AI Affiliation Data
Hallie E. Williams is affiliated with 4 sites of care and 1 medical group
Hallie Williams' primary practice is UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center. Hallie Williams is also affiliated with Select Specialty Hospital - Pittsburgh / UPMC. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Hallie Williams to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Hallie E. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hallie Williams practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UPMC Presbyterian | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Hallie E. Williams is one of 6,491 physician assistants in Pennsylvania
Physician assistant is Hallie Williams' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Hallie Williams is licensed in Pennsylvania.
Specialties and state licenses
- Physician assistant, PennsylvaniaPrimary
Physician assistants near Hallie Williams
Counts of physician assistants 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
Hallie E. Williams treated 24 Medicare patients in 2024, average age 58
CMS counts 24 Medicare patients who saw Hallie Williams in 2024. The largest group is under 65, with 12 patients. 58% of them have high cholesterol, and 54% have high blood pressure. 50% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Hallie Williams' median patient age at 74, with 14% women.
Hallie Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Hallie Williams' Medicare patients, 2024
- High cholesterol58%
- High blood pressure54%
Share of Medicare patients with each condition. A patient can have several.
Hallie Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women14%
- Men86%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Hallie E. Williams wrote 2,905 Medicare Part D claims in 2024
In 2024, Hallie Williams wrote 2,905 Medicare Part D claims for 294 patients. 82% of them were for generic drugs.
Hallie Williams' Part D claims by kind of drug, 2024
- Generic2,369 claims82%
- Brand-name477 claims16%
- Other59 claims2%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Hallie E. Williams scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Hallie Williams for performance year 2024, reported as part of a group. Hallie Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Hallie Williams' MIPS scores, performance year 2024
- 81of 100Final score
- 61.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Hallie E. Williams received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Hallie Williams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $19.
Companies that paid Hallie Williams the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Hallie E. 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 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 (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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Hallie E. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hallie E. Williams' NPI number?
Hallie E. Williams' NPI number is 1326515453. It was assigned on October 26, 2018, and it is active in the NPI Registry.
What does Hallie E. Williams specialize in?
Hallie E. Williams is a physician assistant in Pittsburgh, Pennsylvania. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Hallie E. Williams practice?
Hallie Williams practices at 200 Lothrop Street, Pittsburgh, PA 15213. Hallie Williams' primary practice is UPMC Presbyterian in Pittsburgh, Pennsylvania, part of University of Pittsburgh Medical Center. Dmand AI also links Hallie Williams to 1 hospital and 1 group practice or clinic.
What is Hallie E. Williams' office phone number?
The practice phone on file for Hallie Williams is (412) 647-2345.
What is Hallie E. Williams' medical license number?
Hallie Williams holds Pennsylvania license MA060068.
Which hospitals is Hallie E. Williams affiliated with?
Hallie Williams practices at UPMC Presbyterian in Pittsburgh, Pennsylvania. Hallie Williams is also affiliated with Select Specialty Hospital - Pittsburgh / UPMC. Dmand AI links Hallie Williams to 1 more hospital.
What medical group is Hallie E. Williams part of?
Hallie Williams is linked to University of Pittsburgh Physicians, Department of Radiology.
Does Hallie E. Williams accept Medicare?
Yes. CMS lists Hallie Williams as accepting Medicare assignment.
What is Hallie E. Williams' MIPS score?
Hallie Williams' MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Hallie E. Williams see?
CMS counts 24 Medicare patients who saw Hallie Williams in 2024, with an average age of 58.
Has Hallie E. Williams received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Hallie Williams from 1 company from 2025 to 2025. The largest total came from Abbott Laboratories.
How long has Hallie E. Williams been practicing?
Hallie Williams graduated from medical school in 2018, 8 years ago.
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