Janine Marie Ahrens, APNP
- Medicare patients, 2024
- 20
- Part D claims, 2024
- 1,038
- MIPS score, 2024
- 85
- Hospital affiliations
- 3
- Industry payments
- $139
- Practice address
- 2323 N Lake Dr, Milwaukee, WI 53211
- Practice phone
- Call (414) 585-1374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Janine Ahrens' 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.
Janine Marie Ahrens is a nurse practitioner in Milwaukee, Wisconsin
Janine Ahrens practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance.
Janine Ahrens' NPI, 1659390896, was assigned on July 19, 2006. Janine Ahrens holds Wisconsin license 1559.
- NPI
- 1659390896NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052205127
- NPI enumeration date
- July 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 585-1374
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Janine Marie Ahrens practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin
Janine Ahrens' primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus, at 2323 N Lake Dr, Milwaukee, WI 53211 in Milwaukee County. The practice phone is (414) 585-1374.
- Ascension Columbia St. Mary's Hospital - Milwaukee Campus2323 N Lake Dr, Milwaukee, WI 53211 · Milwaukee CountyPhone(414) 585-1374
Source: Dmand AI Affiliation Data
Janine Marie Ahrens is affiliated with 7 sites of care and 3 medical groups
Janine Ahrens' primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Janine Ahrens is also affiliated with ProHealth Waukesha Memorial Hospital. The medical group on file is Aurora Medical Group. Dmand AI also links Janine Ahrens to 1 more hospital, 2 group practices and clinics, 2 medical groups, 1 behavioral health center and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Janine Marie Ahrens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Janine Ahrens practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus | Available with a free account |
| +6 more sites and 2 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.
Janine Marie Ahrens is one of 3,198 nurse practitioners in Wisconsin
Nurse practitioner is Janine Ahrens' primary specialty in the NPI Registry, under taxonomy code 363L00000X. Janine Ahrens is licensed in Wisconsin.
Specialties and state licenses
- Nurse practitioner, WisconsinPrimary
Nurse practitioners near Janine Ahrens
Counts of 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
Janine Marie Ahrens treated 20 Medicare patients in 2024, average age 81
CMS counts 20 Medicare patients who saw Janine Ahrens in 2024. The largest group is under 65, with 0 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 1.84, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Janine Ahrens' median patient age at 74, with 54% women.
Janine Ahrens' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Janine Ahrens' Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
Share of Medicare patients with each condition. A patient can have several.
Janine Ahrens' 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
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Janine Marie Ahrens wrote 1,038 Medicare Part D claims in 2024
In 2024, Janine Ahrens wrote 1,038 Medicare Part D claims for 257 patients. 89% of them were for generic drugs.
Janine Ahrens' Part D claims by kind of drug, 2024
- Generic925 claims89%
- Brand-name113 claims11%
Drug classes CMS tracks in Janine Ahrens' Part D claims, 2024
- Antibiotics1%15 of 1,038 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
Janine Marie Ahrens scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Janine Ahrens for performance year 2024, reported as part of a group. Janine Ahrens accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Janine Ahrens' MIPS scores, performance year 2024
- 85of 100Final score
- 65.3of 100Quality
- 65of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 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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Janine Marie Ahrens received $139 in industry payments in 2025
CMS Open Payments shows 6 general payments to Janine Ahrens from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $68.
Companies that paid Janine Ahrens 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 Janine Marie Ahrens'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 Janine Marie Ahrens
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Janine Marie Ahrens' NPI number?
Janine Marie Ahrens' NPI number is 1659390896. It was assigned on July 19, 2006, and it is active in the NPI Registry.
What does Janine Marie Ahrens specialize in?
Janine Marie Ahrens is a nurse practitioner in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Janine Marie Ahrens practice?
Janine Ahrens practices at 2323 N Lake Dr, Milwaukee, WI 53211. Janine Ahrens' primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Janine Ahrens to 1 hospital, 2 group practices and clinics, 2 medical groups, 1 behavioral health center and 1 clinical lab.
What is Janine Marie Ahrens' office phone number?
The practice phone on file for Janine Ahrens is (414) 585-1374.
What is Janine Marie Ahrens' medical license number?
Janine Ahrens holds Wisconsin license 1559.
Which hospitals is Janine Marie Ahrens affiliated with?
Janine Ahrens practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin. Janine Ahrens is also affiliated with ProHealth Waukesha Memorial Hospital. Dmand AI links Janine Ahrens to 1 more hospital.
What medical group is Janine Marie Ahrens part of?
Janine Ahrens is linked to Aurora Medical Group. Dmand AI links Janine Ahrens to 2 more medical groups.
Does Janine Marie Ahrens accept Medicare?
Yes. CMS lists Janine Ahrens as accepting Medicare assignment.
What is Janine Marie Ahrens' MIPS score?
Janine Ahrens' MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Janine Marie Ahrens see?
CMS counts 20 Medicare patients who saw Janine Ahrens in 2024, with an average age of 81.
Has Janine Marie Ahrens received payments from drug or device companies?
CMS Open Payments shows $139 in general payments to Janine Ahrens from 3 companies from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Janine Marie Ahrens been practicing?
Janine Ahrens graduated from medical school in 1999, 27 years ago.
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