NPPES file of Aug 9, 2026

Keith Tyhurst, O.D.

Optometrist · Marion, IL

Keith Tyhurst, O.D. is an optometrist with a practice address in Marion, Illinois, and NPI 1902009632, issued on Jun 8, 2007. Check the license (Illinois 046-009941, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902009632
Name
Keith Tyhurst
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
046-009941 IL
Self-reported in NPPES; status is on the state search
Practice location
1200 W Deyoung St, Marion, IL 62959
Phone
(618) 993-5686
Enumerated
Jun 8, 2007
Record last updated
Oct 6, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(618) 997-6250
Medicaid ID
046009941 IL
Medicare enrollment
Enrolled (PECOS I20070730000605); accepts Medicare assignment
Medical or professional school
University Of Missouri St Louis - School Of Optometry, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1200 W Deyoung St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Faisel Ahmad, M.D.Retina Specialist (Ophthalmology) Physician1154543916
  2. Maqbool Ahmad, M.D.Retina Specialist (Ophthalmology) Physician1699768911
  3. Dirk Bochner, O.D.Optometrist1194806034
  4. Rodney Guiseppi, M.D.Retina Specialist (Ophthalmology) Physician1801393855
  5. Jalynn GunnPhysician Assistant1215775598
  6. Debra Hall, O.D.Optometrist1811949373

Verify Keith Tyhurst in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 046-009941
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.5 times the Medicare Part D claims of the average optometrist in 2024

698 Medicare Part D claims for 158 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.

  1. Keith Tyhurst698
  2. Specialty average277

Most prescribed

  1. Latanoprost292 claims
  2. Timolol Maleate51 claims
  3. Brimonidine Tartrate48 claims
  4. Lumigan48 claims
  5. Neomycin-Polymyxin-Dexameth40 claims
  6. Prednisolone Acetate27 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%20.4
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Marion Eye Centers LtdMarion, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Keith Tyhurst among 2,697 optometrist records in Illinois

Keith Tyhurst, 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 2007, is newer than 37% of them.

  • NPI issued2007 · 37% of these records are older, 48% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2006 · median 2008 among the 1,513 with a school on file
  • Record last updated2008 · 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).

22 optometrist records list a practice address in Marion

They are 22 of the 1,171 NPPES records with a practice address in Marion, and 2,697 optometrist records in Illinois.

The 8 optometrist records with the nearest ZIP codes

  1. Dirk Bochner, O.D.Marion, IL 629591194806034
  2. Richard Bursua, O.D.Marion, IL 629591467533646
  3. Trevor Crabtree, O.D.Marion, IL 629591770575284
  4. Debra Hall, O.D.Marion, IL 629591811949373
  5. Jane Herman, ODMarion, IL 629591073613279
  6. Brenda Hutchison, O.D.Marion, IL 629591780671164
  7. Robert Kippenbrock, O.D.Marion, IL 629591568414811
  8. Linda Lucas, O.D.Marion, IL 629591497712665

Common questions

What is Keith Tyhurst, O.D.'s NPI number?

Keith Tyhurst, O.D.'s National Provider Identifier (NPI) is 1902009632, issued on Jun 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Keith Tyhurst, O.D. located?

The NPPES record lists a practice address at 1200 W Deyoung St, Marion, IL, 62959. Phone: (618) 993-5686. Providers update this record themselves, so call before visiting.

How can I verify Keith Tyhurst, O.D.'s license?

NPPES lists Illinois license number 046-009941, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Keith Tyhurst, O.D. prescribe under Medicare Part D?

In 2024, Keith Tyhurst, O.D. had 698 Medicare Part D claims for 158 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Keith Tyhurst, O.D.'s MIPS final score?

The 2023 MIPS final score is 81.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.