Tyler Doersam, O.D.
NPI 1417365123 · Optometrist · Saint Charles, IL
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tyler Doersam, O.D. is a Optometrist provider in Saint Charles, IL (NPI 1417365123).
Provider details
- NPI number
- 1417365123
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 046010839 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,604 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 1,979 | $1 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 252 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 106 | $89 |
| Photography of the Retina92250 | 105 | $36 |
| Imaging of Optic Nerve92133 | 75 | $33 |
| Exam of Visual Field With Extended Testing92083 | 55 | $60 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 78 | 23 |
| Brinzolamide/Brimonidine Tartbrand: Simbrinza | 23 | — |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 21 | 13 |
| Bimatoprostbrand: Lumigan | 19 | — |
| Cyclosporine | 17 | — |
| Brimonidine Tartrate | 15 | — |
| Latanoprostene Bunodbrand: Vyzulta | 13 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-07-25
- Last updated
- 2016-03-11
Frequently asked questions
- What is Tyler Doersam's NPI number?
- Tyler Doersam's National Provider Identifier (NPI) is 1417365123, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tyler Doersam's specialty?
- Tyler Doersam is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Tyler Doersam located?
- Tyler Doersam's practice location on file with NPPES is 118 Lakeside Dr, Saint Charles, IL 60174-7905.
- What is Tyler Doersam's phone number?
- The practice phone number listed in the NPPES registry for Tyler Doersam is (815) 821-3088.
- Does Tyler Doersam accept Medicare?
- Tyler Doersam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tyler Doersam's NPI active?
- Yes — Tyler Doersam's NPI (1417365123) is active in the NPPES registry as of the last update on 2016-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.