Harley Elizabeth Williams

  • Dover, DE
  • Physician assistant
NPI1811477300PAC ID9537409503
Medicare patients, 2024
330
Part D claims, 2024
3,757
MIPS score, 2024
98
Hospital affiliations
4
Industry payments
$38
Practice address
200 Banning St, Dover, DE 19904
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Delaware Surgery Center, LLC - HOPD

Acute Care Hospital outpatient department · Dover, Delaware

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Harley Elizabeth Williams is a physician assistant in Dover, Delaware

Harley Williams practices at Delaware Surgery Center, LLC - HOPD in Dover, Delaware.

Harley Williams' NPI, 1811477300, was assigned on August 15, 2018. Harley Williams holds Delaware license C5-0011766.

NPI and contact details
Medicare PAC ID
9537409503
NPI enumeration date
August 15, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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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)

Harley Elizabeth Williams practices at Delaware Surgery Center, LLC - HOPD in Dover, Delaware

Harley Williams' primary practice is Delaware Surgery Center, LLC - HOPD, at 200 Banning St, Dover, DE 19904.

  • Delaware Surgery Center, LLC - HOPD
    200 Banning St, Dover, DE 19904

Source: Dmand AI Affiliation Data

Harley Elizabeth Williams is affiliated with 7 sites of care and 1 medical group

Harley Williams' primary practice is Delaware Surgery Center, LLC - HOPD in Dover, Delaware. Harley Williams is also affiliated with Bayhealth Hospital, Kent Campus. The medical group on file is Urology Associates of Delaware. Dmand AI also links Harley Williams to 3 more hospitals, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account.

See all 8 affiliations for Harley Williams

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Harley Elizabeth Williams' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Harley Williams practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Delaware Surgery Center, LLC - HOPDAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Harley Elizabeth Williams is one of 631 physician assistants in Delaware

Physician assistant is Harley Williams' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Harley Williams' licenses on file in 2 states: Delaware and Pennsylvania.

Specialties and state licenses

  • Physician assistant, DelawarePrimaryLicense C5-0011766 · taxonomy 363A00000X
  • Medical physician assistant, PennsylvaniaLicense MA060015 · taxonomy 363AM0700X

Physician assistants near Harley 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

Harley Elizabeth Williams treated 330 Medicare patients in 2024, average age 76

CMS counts 330 Medicare patients who saw Harley Williams in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Harley Williams' median patient age at 73, with 34% women.

Medicare patients, 2024330
Average age76
Average risk score1.31
Also on Medicaid7%

Harley Williams' Medicare patients by age, 2024

Harley Williams' Medicare patients by sex, 2024

  • Women12538%
  • Men20562%

Chronic conditions among Harley Williams' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis58%
  4. Diabetes42%
  5. Chronic kidney disease39%
  6. Ischemic heart disease38%
  7. Cancer32%
  8. Mood disorders25%

Share of Medicare patients with each condition. A patient can have several.

Harley Williams' 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

  • Women34%
  • Men65%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Harley Elizabeth Williams wrote 3,757 Medicare Part D claims in 2024

In 2024, Harley Williams wrote 3,757 Medicare Part D claims for 635 patients. 90% of them were for generic drugs.

Part D claims, 20243,757
Part D patients635

Harley Williams' Part D claims by kind of drug, 2024

  • Generic3,372 claims90%
  • Brand-name385 claims10%

Drug classes CMS tracks in Harley Williams' Part D claims, 2024

  • Opioids53%1,997 of 3,757 claims
  • Antibiotics4%143 of 3,757 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Harley Elizabeth Williams scored 98 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Harley Williams for performance year 2024, reported as part of a group. Harley Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Harley Williams as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Harley Williams' MIPS scores, performance year 2024

  • 98of 100Final score
  • 98of 100Promoting Interoperability
  • 40of 100Improvement Activities

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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Harley Elizabeth Williams received $38 in industry payments in 2025

CMS Open Payments shows 2 general payments to Harley Williams from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $20.

Companies that paid Harley Williams the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Harley Williams

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Harley Elizabeth Williams's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Harley Elizabeth 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 Harley Elizabeth Williams' NPI number?

Harley Elizabeth Williams' NPI number is 1811477300. It was assigned on August 15, 2018, and it is active in the NPI Registry.

What does Harley Elizabeth Williams specialize in?

Harley Elizabeth Williams is a physician assistant in Dover, Delaware. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).

Where does Harley Elizabeth Williams practice?

Harley Williams practices at 200 Banning St, Dover, DE 19904. Harley Williams' primary practice is Delaware Surgery Center, LLC - HOPD in Dover, Delaware. Dmand AI also links Harley Williams to 3 hospitals, 1 group practice or clinic and 1 ambulatory surgery center.

What is Harley Elizabeth Williams' medical license number?

Harley Williams holds Delaware license C5-0011766, one of the licenses on file in 2 states.

Which states has Harley Elizabeth Williams been licensed in?

Dmand AI has state licenses on file for Harley Williams in Delaware and Pennsylvania.

Which hospitals is Harley Elizabeth Williams affiliated with?

Harley Williams is affiliated with Bayhealth Hospital, Kent Campus. Dmand AI links Harley Williams to 3 more hospitals.

What medical group is Harley Elizabeth Williams part of?

Harley Williams is linked to Urology Associates of Delaware.

Does Harley Elizabeth Williams accept Medicare?

Yes. CMS lists Harley Williams as accepting Medicare assignment.

Does Harley Elizabeth Williams offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Harley Williams as offering telehealth services.

What is Harley Elizabeth Williams' MIPS score?

Harley Williams' MIPS final score for performance year 2024 is 98 out of 100, reported as part of a group.

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How many Medicare patients does Harley Elizabeth Williams see?

CMS counts 330 Medicare patients who saw Harley Williams in 2024, with an average age of 76.

Has Harley Elizabeth Williams received payments from drug or device companies?

CMS Open Payments shows $38 in general payments to Harley Williams from 2 companies from 2025 to 2025. The largest total came from Medtronic, Inc.

How long has Harley Elizabeth Williams been practicing?

Harley Williams graduated from medical school in 2018, 8 years ago.

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