J. William Schaefer, D.D.S.
Dentist · Robinson, IL
J. William Schaefer, D.D.S. is a dentist with a practice address in Robinson, Illinois, and NPI 1881840320, issued on Aug 15, 2008. Check the license (Illinois 019027770, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- J. William Schaefer
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 019027770 IL
Self-reported in NPPES; status is on the state search - Practice location
- 901 W Main St, Robinson, IL 62454
- Phone
- (618) 544-4746
- Enumerated
- Aug 15, 2008
- Record last updated
- Aug 15, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (618) 544-5490
- Entity
- Type 1 · individual
8 nearest dentist records → All 4,522 in Illinois → Look up another NPI →
Verify J. William Schaefer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 019027770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average dentist in 2024
107 Medicare Part D claims for 76 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin57 claims
- Amoxicillin-Clavulanate Potass17 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.
J. William Schaefer among 4,522 dentist records in Illinois
J. William Schaefer, D.D.S. is one of 4,522 dentist 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. Its NPI, issued in 2008, is newer than 38% of them.
- NPI issued2008 · 38% of these records are older, 54% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2008 · 74% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 dentist records list a practice address in Robinson
They are 5 of the 145 NPPES records with a practice address in Robinson, and 4,522 dentist records in Illinois.
All 4,522 in Illinois → Every provider in Robinson → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- David Llewellyn, DDSRobinson, IL 624541699893032
- Pat McMillan, DDSRobinson, IL 624541699939165
- Leo Naroditsky, DDSRobinson, IL 624541942472923
- Preston Street, DMDRobinson, IL 624541689306557
- Jeanine Fell, DDSNewton, IL 624481467462788
- Tabitha Hanson, DMDMarshall, IL 624411356073993
- Gerald Runde, D.D.S.Teutopolis, IL 624671790771673
- Jerri Boughan, DMDLawrenceville, IL 624391982719431
Common questions
What is J. William Schaefer, D.D.S.'s NPI number?
J. William Schaefer, D.D.S.'s National Provider Identifier (NPI) is 1881840320, issued on Aug 15, 2008. An NPI identifies a provider in billing; it is not a license.
Where is J. William Schaefer, D.D.S. located?
The NPPES record lists a practice address at 901 W Main St, Robinson, IL, 62454. Phone: (618) 544-4746. Providers update this record themselves, so call before visiting.
How can I verify J. William Schaefer, D.D.S.'s license?
NPPES lists Illinois license number 019027770, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does J. William Schaefer, D.D.S. prescribe under Medicare Part D?
In 2024, J. William Schaefer, D.D.S. had 107 Medicare Part D claims for 76 beneficiaries; the average among dentist prescribers was 86. 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.