NPPES file of Aug 9, 2026

Tyler Doersam, O.D.

Optometrist · Saint Charles, IL

Tyler Doersam, O.D. is an optometrist with a practice address in Saint Charles, Illinois, and NPI 1417365123, issued on Jul 25, 2014. Check the license (Illinois 046010839, 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
1417365123
Name
Tyler Doersam
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
046010839 IL
Self-reported in NPPES; status is on the state search
Practice location
118 Lakeside Dr, Saint Charles, IL 60174
Phone
(815) 821-3088
Enumerated
Jul 25, 2014
Record last updated
Mar 11, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160714001690); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry, 2014
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.
Download card Updates feed

Verify Tyler Doersam 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 046010839
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

10% more Medicare Part D claims than the average optometrist in 2024

306 Medicare Part D claims for 87 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 69% of claims.

  1. Tyler Doersam306
  2. Specialty average277

Most prescribed

  1. Latanoprost78 claims
  2. Simbrinza23 claims
  3. Neomycin-Polymyxin-Dexameth21 claims
  4. Lumigan19 claims
  5. Cyclosporine17 claims
  6. Brimonidine Tartrate15 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 MIPS final score for 2023 (Medicare payment program): 84.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score68.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $129.76

5 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. 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.

  1. Tyler Doersam$129.76
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Lifetime Vision And Contact Lens Center LtdCrystal Lake, IL
  2. Tyler Ridge Vision Care, LtdSt Charles, IL

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

3 optometrist records list a practice address in Saint Charles

They are 3 of the 242 NPPES records with a practice address in Saint Charles, and 2,697 optometrist records in Illinois.

Other optometrist records in Illinois

  1. Marvin Aal, O.D.Chicago, IL1184634180
  2. Russul Abbas, ODGurnee, IL1285129007
  3. Sarah Abbott, ODPark Ridge, IL1881333565
  4. Mahmud Abdallah, ODAlsip, IL1417501248
  5. Nada AbdallahDeerfield, IL1669206066
  6. Saul Abraham, O.D.Mt Prospect, IL1285772400
  7. Aarlan Aceto, ODDowners Grove, IL1013064385
  8. Jodi Acharya, O.D.Arlington Heights, IL1982769469
  9. Treacy Adamo, O.D.Hinsdale, IL1043395254
  10. Carla Adams, O.D.St Charles, IL1720199409

Common questions

What is Tyler Doersam, O.D.'s NPI number?

Tyler Doersam, O.D.'s National Provider Identifier (NPI) is 1417365123, issued on Jul 25, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Tyler Doersam, O.D. located?

The NPPES record lists a practice address at 118 Lakeside Dr, Saint Charles, IL, 60174. Phone: (815) 821-3088. Providers update this record themselves, so call before visiting.

How can I verify Tyler Doersam, O.D.'s license?

NPPES lists Illinois license number 046010839, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tyler Doersam, O.D. prescribe under Medicare Part D?

In 2024, Tyler Doersam, O.D. had 306 Medicare Part D claims for 87 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Tyler Doersam, O.D.'s MIPS final score?

The 2023 MIPS final score is 84.2 of 100. 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.