Anna Kate Iwersen, PA-C
- Medicare patients, 2024
- 94
- Part D claims, 2024
- 1,240
- Hospital affiliations
- 2
- Industry payments
- $17
- Medical groups
- 3
- Practice address
- 1600 Hospital Way, Whitefish, MT 59937
- Practice phone
- Call (406) 863-3550
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Anna Iwersen'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.
Anna Kate Iwersen is a physician assistant in Whitefish, Montana
Anna Iwersen practices at Logan Health - Whitefish in Whitefish, Montana, part of Billings Clinic.
Anna Iwersen's NPI, 1235489139, was assigned on September 18, 2012. Anna Iwersen holds Montana license MED-PAC-LIC-91714.
- NPI
- 1235489139NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678828555
- NPI enumeration date
- September 18, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (406) 863-3550
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Anna Kate Iwersen practices at Logan Health - Whitefish in Whitefish, Montana
Anna Iwersen's primary practice is Logan Health - Whitefish, at 1600 Hospital Way, Whitefish, MT 59937 in Flathead County. The practice phone is (406) 863-3550.
- Logan Health - Whitefish1600 Hospital Way, Whitefish, MT 59937 · Flathead CountyPhone(406) 863-3550
Source: Dmand AI Affiliation Data
Anna Kate Iwersen is affiliated with 3 sites of care and 3 medical groups
Anna Iwersen's primary practice is Logan Health - Whitefish in Whitefish, Montana, part of Billings Clinic. Anna Iwersen is also affiliated with Logan Health Medical Center. The medical group on file is Logan Health Imaging. Dmand AI also links Anna Iwersen to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Anna Kate Iwersen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Anna Iwersen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Logan Health - Whitefish | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Anna Kate Iwersen is one of 656 physician assistants in Montana
Physician assistant is Anna Iwersen's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Anna Iwersen's licenses on file in 2 states: Montana and New York.
Specialties and state licenses
- Physician assistant, MontanaPrimary
- New York license
Physician assistants near Anna Iwersen
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
Anna Kate Iwersen treated 94 Medicare patients in 2024, average age 75
CMS counts 94 Medicare patients who saw Anna Iwersen in 2024. The largest group is 75 to 84, with 43 patients. 75% of them have arthritis, and 72% have high blood pressure. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Anna Iwersen's median patient age at 72, with 57% women.
Anna Iwersen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Anna Iwersen's Medicare patients by sex, 2024
- Women4851%
- Men4649%
Chronic conditions among Anna Iwersen's Medicare patients, 2024
- Arthritis75%
- High blood pressure72%
- High cholesterol66%
- Mood disorders31%
- Depression28%
- Ischemic heart disease26%
- Anxiety24%
- Atrial fibrillation24%
Share of Medicare patients with each condition. A patient can have several.
Anna Iwersen's 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
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Anna Kate Iwersen wrote 1,240 Medicare Part D claims in 2024
In 2024, Anna Iwersen wrote 1,240 Medicare Part D claims for 355 patients. 97% of them were for generic drugs.
Anna Iwersen's Part D claims by kind of drug, 2024
- Generic1,207 claims97%
- Brand-name33 claims3%
Drug classes CMS tracks in Anna Iwersen's Part D claims, 2024
- Opioids31%383 of 1,240 claims
- Antibiotics5%62 of 1,240 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
How Anna Kate Iwersen takes part in Medicare
Anna Iwersen 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)
For MedTech and pharma teams
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Anna Kate Iwersen received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Anna Iwersen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Pacira Pharmaceuticals Incorporated paid the most, $17.
Companies that paid Anna Iwersen 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 Anna Kate Iwersen'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) |
| 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 Anna Kate Iwersen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Anna Kate Iwersen's NPI number?
Anna Kate Iwersen's NPI number is 1235489139. It was assigned on September 18, 2012, and it is active in the NPI Registry.
What does Anna Kate Iwersen specialize in?
Anna Kate Iwersen is a physician assistant in Whitefish, Montana. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Anna Kate Iwersen practice?
Anna Iwersen practices at 1600 Hospital Way, Whitefish, MT 59937. Anna Iwersen's primary practice is Logan Health - Whitefish in Whitefish, Montana, part of Billings Clinic. Dmand AI also links Anna Iwersen to 2 medical groups and 1 group practice or clinic.
What is Anna Kate Iwersen's office phone number?
The practice phone on file for Anna Iwersen is (406) 863-3550.
What is Anna Kate Iwersen's medical license number?
Anna Iwersen holds Montana license MED-PAC-LIC-91714, one of the licenses on file in 2 states.
Which states has Anna Kate Iwersen been licensed in?
Dmand AI has state licenses on file for Anna Iwersen in Montana and New York.
Which hospitals is Anna Kate Iwersen affiliated with?
Anna Iwersen practices at Logan Health - Whitefish in Whitefish, Montana. Anna Iwersen is also affiliated with Logan Health Medical Center.
What medical group is Anna Kate Iwersen part of?
Anna Iwersen is linked to Logan Health Imaging. Dmand AI links Anna Iwersen to 2 more medical groups.
Does Anna Kate Iwersen accept Medicare?
Yes. CMS lists Anna Iwersen as accepting Medicare assignment.
How many Medicare patients does Anna Kate Iwersen see?
CMS counts 94 Medicare patients who saw Anna Iwersen in 2024, with an average age of 75.
Has Anna Kate Iwersen received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Anna Iwersen from 1 company from 2025 to 2025. The largest total came from Pacira Pharmaceuticals Incorporated.
How long has Anna Kate Iwersen been practicing?
Anna Iwersen graduated from medical school in 2012, 14 years ago.
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