John Phillip Gysin, O.D.
Optometrist · Peoria, IL
John Phillip Gysin, O.D. is an optometrist with a practice address in Peoria, Illinois, and NPI 1598757304, issued on Aug 17, 2005. Check the license (Illinois 0046007961, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Phillip Gysin
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 0046007961 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5901 N Prospect RD, Peoria, IL 61614
- Phone
- (309) 692-2525
- Enumerated
- Aug 17, 2005
- Record last updated
- Oct 28, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (309) 692-2584
- Medicaid ID
- 046007961 IL
- Medicare enrollment
- Enrolled (PECOS I20041105001004); accepts Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 1986
- Entity
- Type 1 · individual
8 nearest optometrist records → All 2,697 in Illinois → Look up another NPI →
Also registered at 5901 N Prospect RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Magan Harlan, LCPCProfessional Counselor1851842959
- Matthew Howard, D.C.Chiropractor1053636662
Verify John Phillip Gysin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 0046007961Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average optometrist in 2024
83 Medicare Part D claims for 26 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Latanoprost70 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.
Industry payments in 2024: $103.35
1 payment: food and beverage; the largest payer was Oyster Point Pharma, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Bixby Eye Center IncPeoria, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Phillip Gysin among 2,697 optometrist records in Illinois
John Phillip Gysin, O.D. is one of 2,697 optometrist records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1986 · median 2008 among the 1,513 with a school on file
- Record last updated2009 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Illinois
There are 2,697 optometrist records in Illinois.
All 2,697 in Illinois → Every provider in Peoria → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jackson Bennett, O.D.Peoria, IL 616141316098791
- Krey Bixby, ODPeoria, IL 616141134225402
- Timothy Cundiff, O.D.Peoria, IL 616141912169962
- Roger Fitch, O.D.Peoria, IL 616141306837307
- Nicole Hanna, ODPeoria, IL 616141447977137
- Steven Jensen, O.D.Peoria, IL 616141942587589
- Richard Kern, O.D.Peoria, IL 616141497812242
- Andrew Milder, O.D.Peoria, IL 616141194509554
Common questions
What is John Phillip Gysin, O.D.'s NPI number?
John Phillip Gysin, O.D.'s National Provider Identifier (NPI) is 1598757304, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Phillip Gysin, O.D. located?
The NPPES record lists a practice address at 5901 N Prospect RD, Peoria, IL, 61614. Phone: (309) 692-2525. Providers update this record themselves, so call before visiting.
How can I verify John Phillip Gysin, O.D.'s license?
NPPES lists Illinois license number 0046007961, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does John Phillip Gysin, O.D. prescribe under Medicare Part D?
In 2024, John Phillip Gysin, O.D. had 83 Medicare Part D claims for 26 beneficiaries; the average among optometrist prescribers was 277. 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.