Physician Profile
Unclaimed ProfileAbout CHU
Douglas Freeman Chu, M.D. is a healthcare provider in Honolulu, HI specializing in ophthalmology. Douglas trained at R Franklin University of Med & Sci/Chicago Medical School, graduating in 1988. Medicare claims data shows Douglas provided 1,265 services to 1,140 patients.
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
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (808) 942-5800
- Email not available
Practice Locations
1401 S BERETANIA ST SUITE 900
Honolulu, HI 96814
Procedures Most Often Billed to Medicare
1,265 services · 1,140 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
26 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
15 |
| Established patient complete exam of visual system | Treatment | 92014 |
218 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
205 |
| Established patient complete exam of visual system | Treatment | 92014 |
195 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
188 |
| Imaging of optic nerve | Treatment | 92133 |
93 |
| Exam of visual field with extended testing | Treatment | 92083 |
90 |
| Exam of visual field with extended testing | Treatment | 92083 |
88 |
| Imaging of optic nerve | Treatment | 92133 |
85 |
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 ophthalmology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
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 ophthalmology specialists in Honolulu 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at R Franklin University of Med & Sci/Chicago Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at R Franklin University of Med & Sci/Chicago Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in HI who bill this service to Medicare most often.
Common questions
What does Dr. Chu specialize in?
Dr. Chu is an ophthalmology in Honolulu, HI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Chu located?
Dr. Chu is listed at 1401 S BERETANIA ST SUITE 900, Honolulu, HI 96814. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chu's phone number?
The number on file is (808) 942-5800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Chu?
Dr. Chu's National Provider Identifier is 1841237443. 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 Dr. Chu go to medical school?
Dr. Chu attended R Franklin University of Med & Sci/Chicago Medical School, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chu have?
Dr. Chu has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chu do most often?
According to Medicare billing data, Dr. Chu performs procedures including removal of cataract with insertion of prosthetic lens; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chu's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chu. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.