Jeffrey A. Willis, PA
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 20
- MIPS score, 2024
- 75
- Hospital affiliations
- 4
- Medical groups
- 7
- Practice address
- 5000 W Chambers St, Milwaukee, WI 53210
- Practice phone
- Call (414) 447-2130
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Jeffrey Willis' 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.
Jeffrey A. Willis is a physician assistant in Milwaukee, Wisconsin
Jeffrey Willis practices at Ascension SE Wisconsin Hospital - St. Joseph in Milwaukee, Wisconsin, part of Ascension Health Alliance.
Jeffrey Willis' NPI, 1558388520, was assigned on July 16, 2006. Jeffrey Willis holds Wisconsin license 1730.
- NPI
- 1558388520NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082683099
- NPI enumeration date
- July 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 447-2130
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Jeffrey A. Willis practices at Ascension SE Wisconsin Hospital - St. Joseph in Milwaukee, Wisconsin
Jeffrey Willis' primary practice is Ascension SE Wisconsin Hospital - St. Joseph, at 5000 W Chambers St, Milwaukee, WI 53210 in Milwaukee County. The practice phone is (414) 447-2130.
- Ascension SE Wisconsin Hospital - St. Joseph5000 W Chambers St, Milwaukee, WI 53210 · Milwaukee CountyPhone(414) 447-2130
Source: Dmand AI Affiliation Data
Jeffrey A. Willis is affiliated with 8 sites of care and 7 medical groups
Jeffrey Willis' primary practice is Ascension SE Wisconsin Hospital - St. Joseph in Milwaukee, Wisconsin, part of Ascension Health Alliance. Jeffrey Willis is also affiliated with Ascension St. Francis Hospital. The medical group on file is Milwaukee Radiologists Ltd. Dmand AI also links Jeffrey Willis to 2 more hospitals, 6 medical groups and 4 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jeffrey A. Willis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jeffrey Willis practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension SE Wisconsin Hospital - St. Joseph | Available with a free account |
| +7 more sites and 6 medical groups | 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Jeffrey A. Willis is one of 3,127 physician assistants in Wisconsin
Physician assistant is Jeffrey Willis' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Jeffrey Willis is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near Jeffrey Willis
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
Jeffrey A. Willis treated 76 Medicare patients in 2024, average age 71
CMS counts 76 Medicare patients who saw Jeffrey Willis in 2024. The largest group is 65 to 74, with 28 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 3.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Jeffrey Willis' median patient age at 72, with 56% women.
Jeffrey Willis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Jeffrey Willis' Medicare patients by sex, 2024
- Women4154%
- Men3546%
Chronic conditions among Jeffrey Willis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Chronic kidney disease50%
- Mood disorders49%
- Anxiety47%
- Ischemic heart disease43%
- Depression41%
Share of Medicare patients with each condition. A patient can have several.
Jeffrey Willis' 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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Jeffrey A. Willis wrote 20 Medicare Part D claims in 2024
In 2024, Jeffrey Willis wrote 20 Medicare Part D claims. 55% of them were for generic drugs.
Jeffrey Willis' Part D claims by kind of drug, 2024
- Generic11 claims55%
- Brand-name and other9 claims45%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Jeffrey A. Willis scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Jeffrey Willis for performance year 2024, reported as part of a group. Jeffrey Willis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
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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Sources for Jeffrey A. Willis'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) |
| 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 Jeffrey A. Willis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jeffrey A. Willis' NPI number?
Jeffrey A. Willis' NPI number is 1558388520. It was assigned on July 16, 2006, and it is active in the NPI Registry.
What does Jeffrey A. Willis specialize in?
Jeffrey A. Willis is a physician assistant in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Jeffrey A. Willis practice?
Jeffrey Willis practices at 5000 W Chambers St, Milwaukee, WI 53210. Jeffrey Willis' primary practice is Ascension SE Wisconsin Hospital - St. Joseph in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Jeffrey Willis to 2 hospitals, 6 medical groups and 4 group practices and clinics.
What is Jeffrey A. Willis' office phone number?
The practice phone on file for Jeffrey Willis is (414) 447-2130.
What is Jeffrey A. Willis' medical license number?
Jeffrey Willis holds Wisconsin license 1730.
Which hospitals is Jeffrey A. Willis affiliated with?
Jeffrey Willis practices at Ascension SE Wisconsin Hospital - St. Joseph in Milwaukee, Wisconsin. Jeffrey Willis is also affiliated with Ascension St. Francis Hospital. Dmand AI links Jeffrey Willis to 2 more hospitals.
What medical group is Jeffrey A. Willis part of?
Jeffrey Willis is linked to Milwaukee Radiologists Ltd. Dmand AI links Jeffrey Willis to 6 more medical groups.
Does Jeffrey A. Willis accept Medicare?
Yes. CMS lists Jeffrey Willis as accepting Medicare assignment.
What is Jeffrey A. Willis' MIPS score?
Jeffrey Willis' MIPS final score for performance year 2024 is 75 out of 100, reported as part of a group.
How many Medicare patients does Jeffrey A. Willis see?
CMS counts 76 Medicare patients who saw Jeffrey Willis in 2024, with an average age of 71.
How long has Jeffrey A. Willis been practicing?
Jeffrey Willis graduated from medical school in 2004, 22 years ago.
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