Are you Joel M. Dizon, O.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileJoel M. Dizon, O.D. is an optometrist based in Tamuning, GU. Joel is a 1992 graduate of Pacific University - College of Optometry. According to Medicare claims data, Joel cared for 128 Medicare patients across 128 services. The services billed most often include photography of the retina, established patient complete exam of visual system, and new patient complete exam of visual system. The provider's National Provider Identifier (NPI) is 1124383484.
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.
548 S MARINE CORPS DR
Tamuning, GU 96913
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
128 services · 128 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Photography of the retina | Treatment | 92250 |
58 | As often as other peers in Optometrist |
| Established patient complete exam of visual system | Treatment | 92014 |
37 | Less often than most peers in Optometrist |
| New patient complete exam of visual system | Treatment | 92004 |
18 | Less often than most peers in Optometrist |
| Exam of visual field with limited testing | Treatment | 92081 |
15 | 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.
Joel M. Dizon is an optometrist in Tamuning, GU. That is the designation recorded for this NPI in the federal registry.
NPI registry
Joel M. Dizon is listed at 548 S Marine Corps Dr, Tamuning, GU 96913. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (671) 646-5825. Contact the office directly to confirm availability and scheduling.
NPI registry
Joel M. Dizon's National Provider Identifier is 1124383484. 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
Joel M. Dizon attended Pacific University - College of Optometry, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Joel M. Dizon has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Joel M. Dizon provides treatments such as photography of the retina and established 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 Joel M. Dizon. If this is you, claiming it is free.
Guide.md
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