Julie M. Vanderwerff, PA
- Medicare patients, 2024
- 148
- Part D claims, 2024
- 2,535
- MIPS score, 2024
- 82
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 5249 E Terrace Dr, Madison, WI 53718
- Practice phone
- Call (608) 251-4156
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Group Health Cooperative of South Central Wisconsin
Madison, Wisconsin
Find Julie Vanderwerff's 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.
Julie M. Vanderwerff is a physician assistant in Madison, Wisconsin
Julie Vanderwerff practices at Group Health Cooperative of South Central Wisconsin in Madison, Wisconsin.
Julie Vanderwerff's NPI, 1568481463, was assigned on July 19, 2006. Julie Vanderwerff holds Wisconsin license 00943.
- NPI
- 1568481463NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981893161
- NPI enumeration date
- July 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (608) 251-4156
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Julie M. Vanderwerff practices at Group Health Cooperative of South Central Wisconsin in Madison, Wisconsin
Julie Vanderwerff's primary practice is Group Health Cooperative of South Central Wisconsin, at 5249 E Terrace Dr, Madison, WI 53718 in Dane County. The practice phone is (608) 251-4156.
- Group Health Cooperative of South Central Wisconsin5249 E Terrace Dr, Madison, WI 53718 · Dane CountyPhone(608) 251-4156
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Julie M. Vanderwerff is affiliated with 4 sites of care and 1 medical group
Julie Vanderwerff's primary practice is Group Health Cooperative of South Central Wisconsin in Madison, Wisconsin. Julie Vanderwerff is also affiliated with University Hospital. The medical group on file is Group Health Cooperative of South Central Wisconsin. Dmand AI also links Julie Vanderwerff to 1 more group practice or clinic and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Julie M. Vanderwerff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Julie Vanderwerff practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Group Health Cooperative of South Central Wisconsin | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Julie M. Vanderwerff is one of 3,127 physician assistants in Wisconsin
Physician assistant is Julie Vanderwerff's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Julie Vanderwerff is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near Julie Vanderwerff
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
Julie M. Vanderwerff treated 148 Medicare patients in 2024, average age 72
CMS counts 148 Medicare patients who saw Julie Vanderwerff in 2024. The largest group is 65 to 74, with 89 patients. 52% of them have high blood pressure, and 52% have high cholesterol. Their average risk score is 0.78, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Julie Vanderwerff's median patient age at 50, with 68% women.
Julie Vanderwerff's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Julie Vanderwerff's Medicare patients by sex, 2024
- Women10370%
- Men4530%
Chronic conditions among Julie Vanderwerff's Medicare patients, 2024
- High blood pressure52%
- High cholesterol52%
- Arthritis32%
- Diabetes24%
- Chronic kidney disease16%
- Mood disorders16%
- Atrial fibrillation14%
- Cancer13%
Share of Medicare patients with each condition. A patient can have several.
Julie Vanderwerff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women68%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Julie M. Vanderwerff wrote 2,535 Medicare Part D claims in 2024
In 2024, Julie Vanderwerff wrote 2,535 Medicare Part D claims for 178 patients. 85% of them were for generic drugs.
Julie Vanderwerff's Part D claims by kind of drug, 2024
- Generic2,148 claims85%
- Brand-name373 claims15%
- Other14 claims1%
Drug classes CMS tracks in Julie Vanderwerff's Part D claims, 2024
- Opioids4%103 of 2,535 claims
- Antibiotics1%38 of 2,535 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
Julie M. Vanderwerff scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Julie Vanderwerff for performance year 2024, reported as part of a group. Julie Vanderwerff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Julie Vanderwerff as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Julie Vanderwerff's MIPS scores, performance year 2024
- 82of 100Final score
- 71.1of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 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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Sources for Julie M. Vanderwerff'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 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 Julie M. Vanderwerff
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Julie M. Vanderwerff's NPI number?
Julie M. Vanderwerff's NPI number is 1568481463. It was assigned on July 19, 2006, and it is active in the NPI Registry.
What does Julie M. Vanderwerff specialize in?
Julie M. Vanderwerff is a physician assistant in Madison, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Julie M. Vanderwerff practice?
Julie Vanderwerff practices at 5249 E Terrace Dr, Madison, WI 53718. Julie Vanderwerff's primary practice is Group Health Cooperative of South Central Wisconsin in Madison, Wisconsin. Dmand AI also links Julie Vanderwerff to 1 group practice or clinic and 1 home health agency.
What is Julie M. Vanderwerff's office phone number?
The practice phone on file for Julie Vanderwerff is (608) 251-4156.
What is Julie M. Vanderwerff's medical license number?
Julie Vanderwerff holds Wisconsin license 00943.
Which hospitals is Julie M. Vanderwerff affiliated with?
Julie Vanderwerff is affiliated with University Hospital.
What medical group is Julie M. Vanderwerff part of?
Julie Vanderwerff is linked to Group Health Cooperative of South Central Wisconsin.
Does Julie M. Vanderwerff accept Medicare?
Yes. CMS lists Julie Vanderwerff as accepting Medicare assignment.
Does Julie M. Vanderwerff offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Julie Vanderwerff as offering telehealth services.
What is Julie M. Vanderwerff's MIPS score?
Julie Vanderwerff's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Julie M. Vanderwerff see?
CMS counts 148 Medicare patients who saw Julie Vanderwerff in 2024, with an average age of 72.
How long has Julie M. Vanderwerff been practicing?
Julie Vanderwerff graduated from medical school in 1996, 30 years ago.
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