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Edit this profileAt a glance
- 450 Nw Gilman Blvd, Ste 104, Issaquah, WA 98027
About Dr. Cassidy
Stephan L. Cassidy, O.D. is a healthcare provider in Issaquah, WA specializing in optometry. Stephan trained at Illinois College of Optometry at Chicago, graduating in 1995. Stephan is also listed as specializing in optometrist. Medicare claims data shows Stephan provided 476 services to 349 patients. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and imaging of retina. This provider record is associated with NPI 1679630867.
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
- (425) 392-8756
- Email not available
Practice Locations
450 NW GILMAN BLVD STE 104
Issaquah, WA 98027
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
476 services · 349 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
136 | More often than most peers in Optometry |
| Imaging of retina | Treatment | 92134 |
69 | More often than most peers in Optometry |
| Established patient problem focused exam of visual system | Treatment | 92012 |
54 | As often as other peers in Optometry |
| Imaging of optic nerve | Treatment | 92133 |
32 | As often as other peers in Optometry |
| New patient complete exam of visual system | Treatment | 92004 |
20 | Less often than most peers in Optometry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
103 | More often than most peers in Optometry |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
62 | As often as other peers in Optometry |
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.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other optometry specialists in Issaquah 8
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 1995 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in WA who bill this service to Medicare most often.
Common questions
What kind of doctor is Stephan L. Cassidy?
Stephan L. Cassidy is an optometry in Issaquah, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Stephan L. Cassidy's address?
Stephan L. Cassidy is listed at 450 Nw Gilman Blvd Ste 104, Issaquah, WA 98027. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Stephan L. Cassidy?
The number on file is (425) 392-8756. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Stephan L. Cassidy?
Stephan L. Cassidy's National Provider Identifier is 1679630867. 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
Where did Stephan L. Cassidy train?
Stephan L. Cassidy attended Illinois College of Optometry at Chicago, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Stephan L. Cassidy have?
Stephan L. Cassidy has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Stephan L. Cassidy perform?
According to Medicare billing data, Stephan L. Cassidy provides treatments such as established patient complete exam of visual system 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 Stephan L. Cassidy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Stephan L. Cassidy. If this is you, claiming it is free.
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