Christiaan Anthony Willig, DDS
- Part D claims, 2024
- 97
- Hospital affiliations
- 1
- Industry payments
- $141
- Medical group
- 1
- State license
- 1
- Practice address
- 2101 E Dubois Dr, Warsaw, IN 46580
- Practice phone
- Call (574) 267-3200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Christiaan Anthony Willig is a general practice dentistry in Warsaw, Indiana
Christiaan Willig practices at Lutheran Kosciusko Hospital in Warsaw, Indiana, part of Community Health Systems.
Christiaan Willig's NPI, 1801880422, was assigned on September 9, 2005. Christiaan Willig holds Indiana license 12010401A.
- NPI
- 1801880422NPI Registry (opens in a new tab)
- NPI enumeration date
- September 9, 2005
- NPI status
- Active
- Practice phone
- (574) 267-3200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Christiaan Anthony Willig practices at Lutheran Kosciusko Hospital in Warsaw, Indiana
Christiaan Willig's primary practice is Lutheran Kosciusko Hospital, at 2101 E Dubois Dr, Warsaw, IN 46580 in Kosciusko County. The practice phone is (574) 267-3200.
- Lutheran Kosciusko Hospital2101 E Dubois Dr, Warsaw, IN 46580 · Kosciusko CountyPhone(574) 267-3200
Source: Dmand AI Affiliation Data
Christiaan Anthony Willig is affiliated with 4 sites of care and 1 medical group
Christiaan Willig's primary practice is Lutheran Kosciusko Hospital in Warsaw, Indiana, part of Community Health Systems. Dmand AI also links Christiaan Willig to 1 breast imaging center, 1 physician office, 1 group practice or clinic 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 Christiaan Anthony Willig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christiaan Willig practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lutheran Kosciusko Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Christiaan Anthony Willig is one of 1,083 general practice dentistrys in Indiana
General practice is Christiaan Willig's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Christiaan Willig is licensed in Indiana.
Specialties and state licenses
- General practice dentistry, IndianaPrimary
General practice dentistrys near Christiaan Willig
Counts of general practice dentistrys 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
Christiaan Anthony Willig's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Christiaan Willig's median patient age at 38, with 67% women.
Christiaan Willig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Christiaan Anthony Willig wrote 97 Medicare Part D claims in 2024
In 2024, Christiaan Willig wrote 97 Medicare Part D claims for 57 patients. 89% of them were for generic drugs.
Christiaan Willig's Part D claims by kind of drug, 2024
- Generic86 claims89%
- Other11 claims11%
Drug classes CMS tracks in Christiaan Willig's Part D claims, 2024
- Opioids11%11 of 97 claims
- Antibiotics58%56 of 97 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
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Christiaan Anthony Willig received $141 in industry payments in 2025
CMS Open Payments shows 1 general payment to Christiaan Willig from 1 drug or device company in 2025. Gifts make up the largest share, 100% of the total. Ultradent Products Inc paid the most, $141.
Companies that paid Christiaan Willig 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 Christiaan Anthony Willig'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Christiaan Anthony Willig
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Christiaan Anthony Willig's NPI number?
Christiaan Anthony Willig's NPI number is 1801880422. It was assigned on September 9, 2005, and it is active in the NPI Registry.
What does Christiaan Anthony Willig specialize in?
Christiaan Anthony Willig is a general practice dentistry in Warsaw, Indiana. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Christiaan Anthony Willig practice?
Christiaan Willig practices at 2101 E Dubois Dr, Warsaw, IN 46580. Christiaan Willig's primary practice is Lutheran Kosciusko Hospital in Warsaw, Indiana, part of Community Health Systems. Dmand AI also links Christiaan Willig to 1 breast imaging center, 1 physician office, 1 group practice or clinic and 1 medical group.
What is Christiaan Anthony Willig's office phone number?
The practice phone on file for Christiaan Willig is (574) 267-3200.
What is Christiaan Anthony Willig's medical license number?
Christiaan Willig holds Indiana license 12010401A.
Which hospitals is Christiaan Anthony Willig affiliated with?
Christiaan Willig practices at Lutheran Kosciusko Hospital in Warsaw, Indiana.
Has Christiaan Anthony Willig received payments from drug or device companies?
CMS Open Payments shows $141 in general payments to Christiaan Willig from 1 company from 2025 to 2025. The largest total came from Ultradent Products Inc.
How long has Christiaan Anthony Willig been practicing?
Christiaan Willig's NPI was assigned in 2005.
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