Are you Charles C. Assell, O.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 3800 E Main St, #114, Saint Charles, IL 60174
About Dr. Assell
Charles C. Assell, O.D. is an optometrist practicing in Saint Charles, IL. Charles trained at Illinois College of Optometry at Chicago, graduating in 2004. Medicare claims data shows Charles provided 330 services to 291 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, and imaging of optic nerve. This provider record is associated with NPI 1962574137.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (630) 443-7200
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3800 E MAIN ST #114
Saint Charles, IL 60174
Conditions Commonly Evaluated or Treated
Within Optometry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
330 services · 291 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Imaging of optic nerve | Treatment | 92133 |
33 | As often as other peers in Optometrist |
| Imaging of retina | Treatment | 92134 |
32 | As often as other peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
13 | Less often than most peers in Optometrist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
175 | More often than most peers in Optometrist |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
64 | More often than most peers in Optometrist |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
13 | Less often than most peers in Optometrist |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other optometrists at this location 2
Same specialty, same street address — most likely the same department or group.
Other optometrists in Saint Charles 6
Same specialty, same city.
Trained at Illinois College of Optometry at Chicago 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2004 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Imaging of optic nerve 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Charles C. Assell's specialty?
Charles C. Assell is an optometrist in Saint Charles, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Charles C. Assell?
Charles C. Assell is listed at 3800 E Main St #114, Saint Charles, IL 60174. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Charles C. Assell?
The number on file is (630) 443-7200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Charles C. Assell?
Charles C. Assell's National Provider Identifier is 1962574137. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Charles C. Assell's education?
Charles C. Assell attended Illinois College of Optometry at Chicago, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Charles C. Assell have?
Charles C. Assell has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What is Charles C. Assell known for?
According to Medicare billing data, Charles C. Assell provides treatments such as imaging of optic nerve and imaging of retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Charles C. Assell's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Charles C. Assell. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.