Provider Profile
Calvin Alonzo, O.D.
Unclaimed ProfileAbout Dr. Alonzo
Calvin Alonzo, O.D. is an optometrist practicing in Honolulu, HI. Calvin trained at Pacific University - College of Optometry, graduating in 2002. According to Medicare claims data, Calvin cared for 139 Medicare patients across 173 services. 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, imaging of optic nerve, and exam of visual field with extended testing.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (808) 847-7222
- Email not available
Practice Locations
405 N KUAKINI ST STE 605
Honolulu, HI 96817
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
173 services · 139 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Imaging of optic nerve | Treatment | 92133 |
28 | As often as other peers in Optometrist |
| Exam of visual field with extended testing | Treatment | 92083 |
28 | As often as other peers in Optometrist |
| Photography of the retina | Treatment | 92250 |
25 | Less often than most peers in Optometrist |
| Measurement of retinal and optic nerve function | Treatment | 92273 |
17 | 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 |
75 | As often as other 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.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 optometrists in Honolulu 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Pacific University - College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Pacific University - College of Optometry 8
Providers who graduated from the same medical school in the same year.
Also performs Imaging of optic nerve 8
Providers in HI who bill this service to Medicare most often.
Common questions
What is Calvin Alonzo's specialty?
Calvin Alonzo is an optometrist in Honolulu, HI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Calvin Alonzo?
Calvin Alonzo is listed at 405 N Kuakini St Ste 605, Honolulu, HI 96817. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Calvin Alonzo?
The number on file is (808) 847-7222. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Calvin Alonzo's NPI number?
Calvin Alonzo's National Provider Identifier is 1033291968. 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 Calvin Alonzo's education?
Calvin Alonzo attended Pacific University - College of Optometry, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Calvin Alonzo been practicing?
Calvin Alonzo has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What is Calvin Alonzo known for?
According to Medicare billing data, Calvin Alonzo provides treatments such as imaging of optic nerve and exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Calvin Alonzo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Calvin Alonzo. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.