Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Geoffrey M Sneddon, OD
Optometrist in Marion, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720026321
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Registry record
Entity type Individual (Type 1)
Name Geoffrey M Sneddon
Credential OD
Sex Male
Practice address 1200 W Deyoung St, Marion, IL, 62959
Phone (618) 993-5686
Fax (618) 997-6250
Enumeration date Jun 4, 2006
Last updated in NPPES Oct 6, 2008
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 900G510070 | Other | - | BCBS |
| 944553494 | Medicaid | MI | - |
| 944564620 | Medicaid | MI | - |
| 0814870010 | Other | IL | MEDICARE NSC NUMBER |
| 0814870011 | Other | IL | MEDICARE NSC NUMBER |
| 0814870030 | Other | IL | MEDICARE NSC NUMBER |
| 046009938 | Medicaid | IL | - |
| 129094 | Other | - | HEALTH ALLIANCE |
| 0814870023 | Other | IL | MEDICARE NSC NUMBER |
| 0814870001 | Other | IL | MEDICARE NSC NUMBER |
| 217445 | Other | - | EYEMED |
| P00434355 | Other | IL | MEDICARE RAILROAD |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Geoffrey Sneddon practice?
The practice location on file with NPPES is in Marion, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Geoffrey Sneddon?
The National Provider Identifier (NPI) for Geoffrey Sneddon is 1720026321, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Marion Eye Centers Ltd. Ophthalmology Physician · Marion, IL NPI 1508865643 Maqbool Ahmad Retina Specialist (Ophthalmology) Physician · Marion, IL NPI 1699768911 Ukeme Umana Ophthalmology Physician · Marion, IL NPI 1649267006 Meth Linwong Ophthalmology Physician · Marion, IL NPI 1518954965 George Ortiz Ophthalmology Physician · Marion, IL NPI 1588651939 Brenda Hutchison Optometrist · Marion, IL NPI 1780671164 Eric Weinbauer Optometrist · Marion, IL NPI 1477505741 Robert Kippenbrock Optometrist · Marion, IL NPI 1568414811
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-10-06.