Joann M. Ermer-Seltun, ARNP
- Medicare patients, 2024
- 164
- Part D claims, 2024
- 390
- MIPS score, 2024
- 82
- Hospital affiliations
- 2
- Industry payments
- $260
- Practice address
- 1000 Fourth Street SW, Mason City, IA 50401
- Practice phone
- Call (641) 428-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Joann Ermer-Seltun's professional email, personal email and mobile number
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Joann M. Ermer-Seltun is a nurse practitioner in Mason City, Iowa
Joann Ermer-Seltun practices at MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health.
Joann Ermer-Seltun's NPI, 1801998570, was assigned on September 2, 2006. Joann Ermer-Seltun holds Iowa license 072091.
- NPI
- 1801998570NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325029697
- NPI enumeration date
- September 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (641) 428-7000
- 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)
Joann M. Ermer-Seltun practices at MercyOne North Iowa Medical Center in Mason City, Iowa
Joann Ermer-Seltun's primary practice is MercyOne North Iowa Medical Center, at 1000 Fourth Street SW, Mason City, IA 50401 in Cerro Gordo County. The practice phone is (641) 428-7000.
- MercyOne North Iowa Medical Center1000 Fourth Street SW, Mason City, IA 50401 · Cerro Gordo CountyPhone(641) 428-7000
Source: Dmand AI Affiliation Data
Joann M. Ermer-Seltun is affiliated with 3 sites of care and 1 medical group
Joann Ermer-Seltun's primary practice is MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health. The medical group on file is MercyOne North Iowa Anesthesia Professional Services. Dmand AI also links Joann Ermer-Seltun to 1 more hospital and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Joann M. Ermer-Seltun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joann Ermer-Seltun practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MercyOne North Iowa Medical Center | Available with a free account |
| +2 more affiliated sites | 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 Trinity Health and 6.2K+ hospitals, with verified contacts in the same login.
Joann M. Ermer-Seltun is one of 1,051 nurse practitioners in Iowa
Nurse practitioner is Joann Ermer-Seltun's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Joann Ermer-Seltun is licensed in Iowa.
Specialties and state licenses
- Nurse practitioner, IowaPrimary
Nurse practitioners near Joann Ermer-Seltun
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
Joann M. Ermer-Seltun treated 164 Medicare patients in 2024, average age 76
CMS counts 164 Medicare patients who saw Joann Ermer-Seltun in 2024. The largest group is 65 to 74, with 66 patients. 74% of them have high blood pressure, and 66% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Joann Ermer-Seltun's median patient age at 76, with 84% women.
Joann Ermer-Seltun's Medicare patients by age, 2024
Joann Ermer-Seltun's Medicare patients by sex, 2024
- Women14085%
- Men2415%
Chronic conditions among Joann Ermer-Seltun's Medicare patients, 2024
- High blood pressure74%
- High cholesterol66%
- Arthritis51%
- Mood disorders43%
- Depression40%
- Anxiety29%
- Chronic kidney disease26%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Joann Ermer-Seltun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women84%
- Men16%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Joann M. Ermer-Seltun wrote 390 Medicare Part D claims in 2024
In 2024, Joann Ermer-Seltun wrote 390 Medicare Part D claims for 92 patients. 57% of them were for generic drugs.
Joann Ermer-Seltun's Part D claims by kind of drug, 2024
- Generic222 claims57%
- Brand-name168 claims43%
Drug classes CMS tracks in Joann Ermer-Seltun's Part D claims, 2024
- Antibiotics4%14 of 390 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
Joann M. Ermer-Seltun 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 Joann Ermer-Seltun for performance year 2024, reported as part of a group. Joann Ermer-Seltun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Joann Ermer-Seltun's MIPS scores, performance year 2024
- 82of 100Final score
- 73.9of 100Quality
- 93of 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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Joann M. Ermer-Seltun received $260 in industry payments in 2025
CMS Open Payments shows 7 general payments to Joann Ermer-Seltun from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Coloplast Corp paid the most, $120.
Companies that paid Joann Ermer-Seltun 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 Joann M. Ermer-Seltun'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 Joann M. Ermer-Seltun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joann M. Ermer-Seltun's NPI number?
Joann M. Ermer-Seltun's NPI number is 1801998570. It was assigned on September 2, 2006, and it is active in the NPI Registry.
What does Joann M. Ermer-Seltun specialize in?
Joann M. Ermer-Seltun is a nurse practitioner in Mason City, Iowa. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Joann M. Ermer-Seltun practice?
Joann Ermer-Seltun practices at 1000 Fourth Street SW, Mason City, IA 50401. Joann Ermer-Seltun's primary practice is MercyOne North Iowa Medical Center in Mason City, Iowa, part of Trinity Health. Dmand AI also links Joann Ermer-Seltun to 1 hospital and 1 hospice.
What is Joann M. Ermer-Seltun's office phone number?
The practice phone on file for Joann Ermer-Seltun is (641) 428-7000.
What is Joann M. Ermer-Seltun's medical license number?
Joann Ermer-Seltun holds Iowa license 072091.
Which hospitals is Joann M. Ermer-Seltun affiliated with?
Joann Ermer-Seltun practices at MercyOne North Iowa Medical Center in Mason City, Iowa. Dmand AI links Joann Ermer-Seltun to 1 more hospital.
What medical group is Joann M. Ermer-Seltun part of?
Joann Ermer-Seltun is linked to MercyOne North Iowa Anesthesia Professional Services.
Does Joann M. Ermer-Seltun accept Medicare?
Yes. CMS lists Joann Ermer-Seltun as accepting Medicare assignment.
What is Joann M. Ermer-Seltun's MIPS score?
Joann Ermer-Seltun's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Joann M. Ermer-Seltun see?
CMS counts 164 Medicare patients who saw Joann Ermer-Seltun in 2024, with an average age of 76.
Has Joann M. Ermer-Seltun received payments from drug or device companies?
CMS Open Payments shows $260 in general payments to Joann Ermer-Seltun from 4 companies from 2025 to 2025. The largest total came from Coloplast Corp.
How long has Joann M. Ermer-Seltun been practicing?
Joann Ermer-Seltun graduated from medical school in 1999, 27 years ago.
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