William James Selhorst, CNP
- Hospital affiliations
- 2
- Industry payments
- $38
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 1404 East Second Street, Defiance, OH 43512
- Practice phone
- Call (419) 782-8444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find William Selhorst'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.
William James Selhorst is a family nurse practitioner in Defiance, Ohio
William Selhorst practices at Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health.
William Selhorst's NPI, 1265262679, was assigned on August 2, 2024. William Selhorst holds Ohio license APRN.CNP.0038208.
- NPI
- 1265262679NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739616079
- NPI enumeration date
- August 2, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 782-8444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William James Selhorst practices at Mercy Health - Defiance Hospital in Defiance, Ohio
William Selhorst's primary practice is Mercy Health - Defiance Hospital, at 1404 East Second Street, Defiance, OH 43512 in Defiance County. The practice phone is (419) 782-8444.
- Mercy Health - Defiance Hospital1404 East Second Street, Defiance, OH 43512 · Defiance CountyPhone(419) 782-8444
Source: Dmand AI Affiliation Data
William James Selhorst is affiliated with 5 sites of care and 2 medical groups
William Selhorst's primary practice is Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health. William Selhorst is also affiliated with Henry County Hospital. The medical group on file is Mercy Health Physicians. Dmand AI also links William Selhorst to 2 more group practices and clinics, 1 hospital outpatient department and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William James Selhorst's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Selhorst practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Defiance Hospital | Available with a free account |
| +4 more sites and 1 medical group | 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 Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
William James Selhorst is one of 7,779 family nurse practitioners in Ohio
Family is William Selhorst's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. William Selhorst is licensed in Ohio.
Specialties and state licenses
- Family nurse practitioner, OhioPrimary
Family nurse practitioners near William Selhorst
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
William James Selhorst's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts William Selhorst's median patient age at 46, with 53% women.
William Selhorst's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women53%
- Men46%
Source: Dmand AI Patient Panel Data
How William James Selhorst takes part in Medicare
William Selhorst 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)
William James Selhorst received $38 in industry payments in 2025
CMS Open Payments shows 2 general payments to William Selhorst 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, $20.
Companies that paid William Selhorst 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 William James Selhorst'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 Data |
| 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 William James Selhorst
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William James Selhorst's NPI number?
William James Selhorst's NPI number is 1265262679. It was assigned on August 2, 2024, and it is active in the NPI Registry.
What does William James Selhorst specialize in?
William James Selhorst is a family nurse practitioner in Defiance, Ohio. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does William James Selhorst practice?
William Selhorst practices at 1404 East Second Street, Defiance, OH 43512. William Selhorst's primary practice is Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health. Dmand AI also links William Selhorst to 2 group practices and clinics, 1 hospital outpatient department and 1 medical group.
What is William James Selhorst's office phone number?
The practice phone on file for William Selhorst is (419) 782-8444.
What is William James Selhorst's medical license number?
William Selhorst holds Ohio license APRN.CNP.0038208.
Which hospitals is William James Selhorst affiliated with?
William Selhorst practices at Mercy Health - Defiance Hospital in Defiance, Ohio. William Selhorst is also affiliated with Henry County Hospital.
What medical group is William James Selhorst part of?
William Selhorst is linked to Mercy Health Physicians. Dmand AI links William Selhorst to 1 more medical group.
Does William James Selhorst accept Medicare?
Yes. CMS lists William Selhorst as accepting Medicare assignment.
Has William James Selhorst received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to William Selhorst from 2 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has William James Selhorst been practicing?
William Selhorst graduated from medical school in 2024, 2 years ago.
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