Christiaan Anthony Willig, D.D.S.
General Practice Dentistry · Elkhart, IN
Christiaan Anthony Willig, D.D.S. is a general practice dentistry with a practice address in Elkhart, Indiana, and NPI 1801880422, issued on Sep 9, 2005. Check the license (Indiana 12010401A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Christiaan Anthony Willig
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 12010401A IN
Self-reported in NPPES; status is on the state search - Practice location
- 110 N Nappanee St, Elkhart, IN 46514
- Phone
- (574) 293-5216
- Enumerated
- Sep 9, 2005
- Record last updated
- Dec 2, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (574) 522-1239
- Medicaid ID
- 13128866432 IN
- Entity
- Type 1 · individual
Also registered at 110 N Nappanee St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Manuel Carranza, DDSGeneral Practice Dentistry1578879961
Verify Christiaan Anthony Willig in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this profession
Search for license 12010401ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average general practice dentistry in 2024
97 Medicare Part D claims for 57 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 11 claims were for opioids.
Most prescribed
- Amoxicillin22 claims
- Penicillin V Potassium20 claims
- Ibuprofen15 claims
- Hydrocodone-Acetaminophen11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $83.16
3 payments; by number, the most common kind was food and beverage; the largest payer was Hu-Friedy Mfg. Co., LLC. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
27 general practice dentistry records list a practice address in Elkhart
They are 27 of the 1,526 NPPES records with a practice address in Elkhart, and 2,066 general practice dentistry records in Indiana.
All 27 in Elkhart → All 2,066 in Indiana → Every provider in Elkhart →
Other general practice dentistry records in Indiana
- Omar AasarFort Wayne, IN1699470385
- Layth Abbood, DDSFort Wayne, IN1912576075
- Grant Abernathey, D.D.S.Terre Haute, IN1750669388
- Joyce Ablog, D.D.S.Evansville, IN1336276187
- Thomas Abrell, D.D.S.Terre Haute, IN1356329346
- Simon Abu-Aita, DMDCrown Point, IN1891420410
- Denise Acosta, DMDFort Wayne, IN1548370018
- Kenneth Adams, D.D.S.Greenwood, IN1104246750
- Lawrence Adams, D.D.S.Hammond, IN1154454346
- Rachel Adams, DMDRensselaer, IN1538095260
Common questions
What is Christiaan Anthony Willig, D.D.S.'s NPI number?
Christiaan Anthony Willig, D.D.S.'s National Provider Identifier (NPI) is 1801880422, issued on Sep 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Christiaan Anthony Willig, D.D.S. located?
The NPPES record lists a practice address at 110 N Nappanee St, Elkhart, IN, 46514. Phone: (574) 293-5216. Providers update this record themselves, so call before visiting.
How can I verify Christiaan Anthony Willig, D.D.S.'s license?
NPPES lists Indiana license number 12010401A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.
How much does Christiaan Anthony Willig, D.D.S. prescribe under Medicare Part D?
In 2024, Christiaan Anthony Willig, D.D.S. had 97 Medicare Part D claims for 57 beneficiaries; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.