Alyse M. Nilsen, FNP
- Medicare patients, 2024
- 13
- Industry payments
- $51
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1325 S Cliff Ave, Sioux Falls, SD 57105
- Practice phone
- Call (605) 322-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Avera McKennan Hospital & University Health Center
Sioux Falls, South Dakota
Find Alyse Nilsen'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.
Alyse M. Nilsen is a family nurse practitioner in Sioux Falls, South Dakota
Alyse Nilsen practices at Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota.
Alyse Nilsen's NPI, 1699450023, was assigned on June 21, 2023. Alyse Nilsen holds South Dakota license CP002849.
- NPI
- 1699450023NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143677104
- NPI enumeration date
- June 21, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 322-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Alyse M. Nilsen practices at Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota
Alyse Nilsen's primary practice is Avera McKennan Hospital & University Health Center, at 1325 S Cliff Ave, Sioux Falls, SD 57105 in Minnehaha County. The practice phone is (605) 322-8000.
- Avera McKennan Hospital & University Health Center1325 S Cliff Ave, Sioux Falls, SD 57105 · Minnehaha CountyPhone(605) 322-8000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Alyse M. Nilsen is affiliated with 2 sites of care and 1 medical group
Alyse Nilsen's primary practice is Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota. The medical group on file is Avera McKennan Hospital & University Health Center. Dmand AI also links Alyse Nilsen to 1 more group practice or clinic, 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 Alyse M. Nilsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alyse Nilsen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Avera McKennan Hospital & University Health Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Alyse M. Nilsen is one of 745 family nurse practitioners in South Dakota
Family is Alyse Nilsen's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Alyse Nilsen is licensed in South Dakota.
Specialties and state licenses
- Family nurse practitioner, South DakotaPrimary
Family nurse practitioners near Alyse Nilsen
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
Alyse M. Nilsen treated 13 Medicare patients in 2024, average age 60
CMS counts 13 Medicare patients who saw Alyse Nilsen in 2024. The largest group is 85 and over, with 0 patients. 75% of them have high cholesterol. Their average risk score is 3.92, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Alyse Nilsen's median patient age at 50, with 34% women.
Alyse Nilsen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Alyse Nilsen's Medicare patients, 2024
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Alyse Nilsen'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
- Women34%
- Men66%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Alyse M. Nilsen takes part in Medicare
Alyse Nilsen 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)
Alyse M. Nilsen received $51 in industry payments in 2025
CMS Open Payments shows 1 general payment to Alyse Nilsen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Histosonics, Inc. paid the most, $51.
Companies that paid Alyse Nilsen 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 Alyse M. Nilsen'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) |
| 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 Alyse M. Nilsen
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What is Alyse M. Nilsen's NPI number?
Alyse M. Nilsen's NPI number is 1699450023. It was assigned on June 21, 2023, and it is active in the NPI Registry.
What does Alyse M. Nilsen specialize in?
Alyse M. Nilsen is a family nurse practitioner in Sioux Falls, South Dakota. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Alyse M. Nilsen practice?
Alyse Nilsen practices at 1325 S Cliff Ave, Sioux Falls, SD 57105. Alyse Nilsen's primary practice is Avera McKennan Hospital & University Health Center in Sioux Falls, South Dakota. Dmand AI also links Alyse Nilsen to 1 group practice or clinic.
What is Alyse M. Nilsen's office phone number?
The practice phone on file for Alyse Nilsen is (605) 322-8000.
What is Alyse M. Nilsen's medical license number?
Alyse Nilsen holds South Dakota license CP002849.
What medical group is Alyse M. Nilsen part of?
Alyse Nilsen is linked to Avera McKennan Hospital & University Health Center.
Does Alyse M. Nilsen accept Medicare?
Yes. CMS lists Alyse Nilsen as accepting Medicare assignment.
How many Medicare patients does Alyse M. Nilsen see?
CMS counts 13 Medicare patients who saw Alyse Nilsen in 2024, with an average age of 60.
Has Alyse M. Nilsen received payments from drug or device companies?
CMS Open Payments shows $51 in general payments to Alyse Nilsen from 1 company from 2025 to 2025. The largest total came from Histosonics, Inc.
How long has Alyse M. Nilsen been practicing?
Alyse Nilsen graduated from medical school in 2021, 5 years ago.
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