Are you Eric To, O.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileEric To, O.D. is an optometrist practicing in Sierra Madre, CA. According to Medicare claims data, the services billed most often include new patient complete exam of visual system. This provider record is associated with NPI 1811250954.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
14 W SIERRA MADRE BLVD
Sierra Madre, CA 91024
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.
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
Most searched procedures
Contact lens exams
Dry eye treatments
Examinations
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
Imaging & tests
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
14 services · 14 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient complete exam of visual system | Treatment | 92004 |
14 | 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.
Eric To is an optometrist in Sierra Madre, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Eric To is listed at 14 W Sierra Madre Blvd, Sierra Madre, CA 91024. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (626) 921-0199. Contact the office directly to confirm availability and scheduling.
NPI registry
Eric To's National Provider Identifier is 1811250954. 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
Eric To has 14+ years experience. Registered with an NPI since 2012. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Eric To provides treatments such as new patient complete exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Eric To. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.