Doctor profile · Federal record

Dr. Christiaan Willig, D.D.S.

General Practice Dentistry · Elkhart, IN

  • NPI 1801880422
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
110 N Nappanee St
Elkhart, IN 465141956
(574) 293-5216
fax (574) 522-1239

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
December 2, 2011
Specialty taxonomy
1223G0001X — NUCC code
State license (1)
Indiana #12010401A
Medicaid
IN #13128866432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801880422. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$83
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Hu-Friedy Mfg. Co., LLC 1 $50.00
Align Technology, Inc. 1 $18.76
Dentsply Sirona Inc 1 $14.40

By nature of payment

Education
$50
Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
52
Patients
48
Total drug cost
$202
Drug Type Claims Patients Total cost
Amoxicillin Generic 21 18 $28
Penicillin V Potassium Generic 16 15 $131
Ibuprofen Generic 15 15 $43

Frequently asked questions

Auto-generated from federal data
What is Dr. Christiaan Willig's medical specialty?
Dr. Christiaan Willig practices General Practice Dentistry in Elkhart, IN.
Where does Dr. Christiaan Willig practice?
Dr. Christiaan Willig practices at 110 N Nappanee St, Elkhart, IN 465141956. Office phone: 5742935216.
What is Dr. Christiaan Willig's NPI?
Dr. Christiaan Willig's National Provider Identifier (NPI) is 1801880422, issued by NPPES.