Alan D. Willis, D.D.S.
Orthodontics and Dentofacial Orthopedics Dentistry · Mount Vernon, IL
Alan D. Willis, D.D.S. is an orthodontics and dentofacial orthopedics dentistry with a practice address in Mount Vernon, Illinois, and NPI 1063627982, issued on May 14, 2007. Check the license (Illinois 19A12643, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Alan D. Willis
- Credential
- D.D.S.
- Primary taxonomy
- Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
- License number
- 19A12643 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1915 Broadway St, Mount Vernon, IL 62864
- Phone
- (618) 242-5600
- Enumerated
- May 14, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest orthodontics and dentofacial orthopedics dentistry records → All 473 in Illinois → Look up another NPI →
Verify Alan D. Willis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 19A12643Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Alan D. Willis among 473 orthodontics and dentofacial orthopedics dentistry records in Illinois
Alan D. Willis, D.D.S. is one of 473 orthodontics and dentofacial orthopedics dentistry records with a practice address in Illinois. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 27% of them.
- NPI issued2007 · 27% of these records are older, 53% newer
- In a Medicare fileNo · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223X0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthodontics and Dentofacial Orthopedics Dentistry providers in Illinois
There are 473 orthodontics and dentofacial orthopedics dentistry records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 473 in Illinois → Every provider in Mount Vernon → Orthodontics and Dentofacial Orthopedics Dentistry nationwide →
The 8 orthodontics and dentofacial orthopedics dentistry records with the nearest ZIP codes
- Christopher Klein, DMD,M.S.Mount Vernon, IL 628641821413352
- Joseph Hudgins, DDS MSCarbondale, IL 629011386854909
- Kyle Childers, DMD, MSBenton, IL 628121699914762
- John Whipps, DMDCentralia, IL 628011578786349
- Michael Cook, D.D.S., M.S.DMarion, IL 629591538597125
- Tyrel LarsenMarion, IL 629591396366381
- Toni Norman, DMD, MSMarion, IL 629591427383991
- Jason Aleman, DMDSpringfield, IL 627041972780948
Common questions
What is Alan D. Willis, D.D.S.'s NPI number?
Alan D. Willis, D.D.S.'s National Provider Identifier (NPI) is 1063627982, issued on May 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alan D. Willis, D.D.S. located?
The NPPES record lists a practice address at 1915 Broadway St, Mount Vernon, IL, 62864. Phone: (618) 242-5600. Providers update this record themselves, so call before visiting.
How can I verify Alan D. Willis, D.D.S.'s license?
NPPES lists Illinois license number 19A12643, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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. 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.