Holly Beth Maciejewski, APNP
- Medicare patients, 2024
- 145
- Part D claims, 2024
- 858
- Hospital affiliations
- 2
- Industry payments
- $152
- Medical group
- 1
- Practice address
- N17w24100 Riverwood Dr, Waukesha, WI 53188
- Practice phone
- Call (262) 928-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Prohealth Medical Group Inc
Waukesha, Wisconsin
Find Holly Maciejewski'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.
Holly Beth Maciejewski is a family nurse practitioner in Waukesha, Wisconsin
Holly Maciejewski practices at Prohealth Medical Group Inc in Waukesha, Wisconsin.
Holly Maciejewski's NPI, 1679950513, was assigned on April 29, 2015. Holly Maciejewski holds Wisconsin license 6342-33.
- NPI
- 1679950513NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901235449
- NPI enumeration date
- April 29, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (262) 928-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Holly Beth Maciejewski practices at Prohealth Medical Group Inc in Waukesha, Wisconsin
Holly Maciejewski's primary practice is Prohealth Medical Group Inc, at N17w24100 Riverwood Dr, Waukesha, WI 53188 in Waukesha County. The practice phone is (262) 928-4100.
- Prohealth Medical Group IncN17w24100 Riverwood Dr, Waukesha, WI 53188 · Waukesha CountyPhone(262) 928-4100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Holly Beth Maciejewski is affiliated with 4 sites of care and 1 medical group
Holly Maciejewski's primary practice is Prohealth Medical Group Inc in Waukesha, Wisconsin. Holly Maciejewski is also affiliated with ProHealth Waukesha Memorial Hospital. The medical group on file is ProHealth Medical Group. Dmand AI also links Holly Maciejewski to 1 more hospital and 1 group practice or clinic, 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 Holly Beth Maciejewski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Holly Maciejewski practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prohealth Medical Group Inc | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Holly Beth Maciejewski is one of 2,261 family nurse practitioners in Wisconsin
Family is Holly Maciejewski's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Holly Maciejewski is licensed in Wisconsin.
Specialties and state licenses
- Family nurse practitioner, WisconsinPrimary
Family nurse practitioners near Holly Maciejewski
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
Holly Beth Maciejewski treated 145 Medicare patients in 2024, average age 79
CMS counts 145 Medicare patients who saw Holly Maciejewski in 2024. The largest group is 75 to 84, with 61 patients. 75% of them have atrial fibrillation, and 75% have high blood pressure. Their average risk score is 1.58, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Holly Maciejewski's median patient age at 78, with 43% women.
Holly Maciejewski's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Holly Maciejewski's Medicare patients by sex, 2024
- Women6948%
- Men7652%
Chronic conditions among Holly Maciejewski's Medicare patients, 2024
- Atrial fibrillation75%
- High blood pressure75%
- High cholesterol75%
- Heart failure52%
- Arthritis51%
- Ischemic heart disease51%
- Chronic kidney disease48%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Holly Maciejewski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Holly Beth Maciejewski wrote 858 Medicare Part D claims in 2024
In 2024, Holly Maciejewski wrote 858 Medicare Part D claims for 234 patients. 74% of them were for generic drugs.
Holly Maciejewski's Part D claims by kind of drug, 2024
- Generic636 claims74%
- Brand-name222 claims26%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Holly Beth Maciejewski takes part in Medicare
Holly Maciejewski 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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Holly Beth Maciejewski received $152 in industry payments in 2025
CMS Open Payments shows 3 general payments to Holly Maciejewski from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $138.
Companies that paid Holly Maciejewski 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 Holly Beth Maciejewski'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) |
| 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 Holly Beth Maciejewski
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Holly Beth Maciejewski's NPI number?
Holly Beth Maciejewski's NPI number is 1679950513. It was assigned on April 29, 2015, and it is active in the NPI Registry.
What does Holly Beth Maciejewski specialize in?
Holly Beth Maciejewski is a family nurse practitioner in Waukesha, Wisconsin. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Holly Beth Maciejewski practice?
Holly Maciejewski practices at N17w24100 Riverwood Dr, Waukesha, WI 53188. Holly Maciejewski's primary practice is Prohealth Medical Group Inc in Waukesha, Wisconsin. Dmand AI also links Holly Maciejewski to 1 hospital and 1 group practice or clinic.
What is Holly Beth Maciejewski's office phone number?
The practice phone on file for Holly Maciejewski is (262) 928-4100.
What is Holly Beth Maciejewski's medical license number?
Holly Maciejewski holds Wisconsin license 6342-33.
Which hospitals is Holly Beth Maciejewski affiliated with?
Holly Maciejewski is affiliated with ProHealth Waukesha Memorial Hospital. Dmand AI links Holly Maciejewski to 1 more hospital.
What medical group is Holly Beth Maciejewski part of?
Holly Maciejewski is linked to ProHealth Medical Group.
Does Holly Beth Maciejewski accept Medicare?
Yes. CMS lists Holly Maciejewski as accepting Medicare assignment.
How many Medicare patients does Holly Beth Maciejewski see?
CMS counts 145 Medicare patients who saw Holly Maciejewski in 2024, with an average age of 79.
Has Holly Beth Maciejewski received payments from drug or device companies?
CMS Open Payments shows $152 in general payments to Holly Maciejewski from 2 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Holly Beth Maciejewski been practicing?
Holly Maciejewski graduated from medical school in 2014, 12 years ago.
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