Jessica L. Williams
- Medicare patients, 2024
- 325
- Part D claims, 2024
- 616
- Hospital affiliations
- 5
- Industry payments
- $15
- Medical group
- 1
- Practice address
- 8600 N State Route 91, Peoria, IL 61615
- Practice phone
- Call (309) 683-5050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSF Medical Group - Peoria
Peoria, Illinois
Find Jessica 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.
Jessica L. Williams is a family nurse practitioner in Peoria, Illinois
Jessica Williams practices at OSF Medical Group - Peoria in Peoria, Illinois.
Jessica Williams' NPI, 1588247571, was assigned on April 28, 2021. Jessica Williams holds Illinois license 209022690.
- NPI
- 1588247571NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375933476
- NPI enumeration date
- April 28, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 683-5050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Jessica L. Williams practices at OSF Medical Group - Peoria in Peoria, Illinois
Jessica Williams' primary practice is OSF Medical Group - Peoria, at 8600 N State Route 91, Peoria, IL 61615 in Peoria County. The practice phone is (309) 683-5050.
- OSF Medical Group - Peoria8600 N State Route 91, Peoria, IL 61615 · Peoria CountyPhone(309) 683-5050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jessica L. Williams is affiliated with 7 sites of care and 1 medical group
Jessica Williams' primary practice is OSF Medical Group - Peoria in Peoria, Illinois. Jessica Williams is also affiliated with OSF Saint Francis Medical Center. The medical group on file is OSF Multi-Specialty Group. Dmand AI also links Jessica Williams to 4 more hospitals and 1 rural health clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jessica L. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jessica Williams practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Medical Group - Peoria | Available with a free account |
| +6 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Jessica L. Williams is one of 7,275 family nurse practitioners in Illinois
Family is Jessica Williams' primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Jessica Williams is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Jessica Williams
Counts of family nurse practitioners 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
Jessica L. Williams treated 325 Medicare patients in 2024, average age 74
CMS counts 325 Medicare patients who saw Jessica Williams in 2024. The largest group is 65 to 74, with 136 patients. 74% of them have high cholesterol, and 69% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Jessica Williams' median patient age at 70, with 44% women.
Jessica Williams' Medicare patients by age, 2024
Jessica Williams' Medicare patients by sex, 2024
- Women17353%
- Men15247%
Chronic conditions among Jessica Williams' Medicare patients, 2024
- High cholesterol74%
- High blood pressure69%
- Arthritis42%
- Anxiety26%
- Chronic kidney disease26%
- Mood disorders24%
- COPD23%
- Ischemic heart disease22%
Share of Medicare patients with each condition. A patient can have several.
Jessica 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
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jessica L. Williams wrote 616 Medicare Part D claims in 2024
In 2024, Jessica Williams wrote 616 Medicare Part D claims for 284 patients. 97% of them were for generic drugs.
Jessica Williams' Part D claims by kind of drug, 2024
- Generic595 claims97%
- Brand-name21 claims3%
Drug classes CMS tracks in Jessica Williams' Part D claims, 2024
- Antibiotics8%51 of 616 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
How Jessica L. Williams takes part in Medicare
Jessica Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Jessica L. Williams received $15 in industry payments in 2025
CMS Open Payments shows 1 general payment to Jessica Williams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Inspire Medical Systems, Inc. paid the most, $15.
Companies that paid Jessica 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 Jessica L. 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 | 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 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) |
| 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 Jessica L. 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 Jessica L. Williams' NPI number?
Jessica L. Williams' NPI number is 1588247571. It was assigned on April 28, 2021, and it is active in the NPI Registry.
What does Jessica L. Williams specialize in?
Jessica L. Williams is a family nurse practitioner in Peoria, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Jessica L. Williams practice?
Jessica Williams practices at 8600 N State Route 91, Peoria, IL 61615. Jessica Williams' primary practice is OSF Medical Group - Peoria in Peoria, Illinois. Dmand AI also links Jessica Williams to 4 hospitals and 1 rural health clinic.
What is Jessica L. Williams' office phone number?
The practice phone on file for Jessica Williams is (309) 683-5050.
What is Jessica L. Williams' medical license number?
Jessica Williams holds Illinois license 209022690.
Which hospitals is Jessica L. Williams affiliated with?
Jessica Williams is affiliated with OSF Saint Francis Medical Center. Dmand AI links Jessica Williams to 4 more hospitals.
What medical group is Jessica L. Williams part of?
Jessica Williams is linked to OSF Multi-Specialty Group.
Does Jessica L. Williams accept Medicare?
Yes. CMS lists Jessica Williams as accepting Medicare assignment.
How many Medicare patients does Jessica L. Williams see?
CMS counts 325 Medicare patients who saw Jessica Williams in 2024, with an average age of 74.
Has Jessica L. Williams received payments from drug or device companies?
CMS Open Payments shows $15 in general payments to Jessica Williams from 1 company from 2025 to 2025. The largest total came from Inspire Medical Systems, Inc.
How long has Jessica L. Williams been practicing?
Jessica Williams graduated from medical school in 2020, 6 years ago.
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