Alan Colby, DDS
General Practice Dentistry · Decatur, IL
Alan Colby, DDS is a general practice dentistry with a practice address in Decatur, Illinois, and NPI 1578532099, issued on Mar 16, 2006. Check the license (Illinois 019-017703, 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 Colby
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 019-017703 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2727 N. Oakland Ave, Decatur, IL 62526
- Phone
- (217) 875-4555
- Enumerated
- Mar 16, 2006
- Record last updated
- Dec 3, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (217) 233-6792
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 5,276 in Illinois → Look up another NPI →
Verify Alan Colby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 019-017703Check 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 Colby among 5,276 general practice dentistry records in Illinois
Alan Colby, DDS is one of 5,276 general practice dentistry records with a practice address in Illinois. 64% 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 68% newer
- In a Medicare fileNo · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2015 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 general practice dentistry records list a practice address in Decatur
They are 19 of the 1,513 NPPES records with a practice address in Decatur, and 5,276 general practice dentistry records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,276 in Illinois → Every provider in Decatur → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Kevin Artime, KEVIN ARTIME DMDDecatur, IL 625261770655540
- Youngtak Chi, DDSDecatur, IL 625261154758712
- Ronald Cole, DMDDecatur, IL 625261942354592
- Mary Cole, DMDDecatur, IL 625261710031380
- Chad Corley, DMDDecatur, IL 625261134346364
- William Fiesler, D.M.D.Decatur, IL 625261679784359
- Scott Gaitros, DMDDecatur, IL 625261376609354
- Jerry Harrison, DMDDecatur, IL 625261295825602
Common questions
What is Alan Colby, DDS's NPI number?
Alan Colby, DDS's National Provider Identifier (NPI) is 1578532099, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan Colby, DDS located?
The NPPES record lists a practice address at 2727 N. Oakland Ave, Decatur, IL, 62526. Phone: (217) 875-4555. Providers update this record themselves, so call before visiting.
How can I verify Alan Colby, DDS's license?
NPPES lists Illinois license number 019-017703, 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.