Physician Profile
Unclaimed ProfileAbout TSUI
Irena Tsui, MD practices ophthalmology in Los Angeles, CA. Irena is a 2004 graduate of Perelman School of Med at the University of Pennsylvania. Medicare claims data shows Irena provided 6,451 services to 1,443 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
- (310) 301-5200
- Email not available
Practice Locations
200 STEIN PLAZA
Los Angeles, CA 90095
Procedures Most Often Billed to Medicare
6,451 services · 1,443 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of drug into eye | Procedure | 67028 |
388 |
| Injection of drug into eye | Procedure | 67028 |
67 |
| 2d ultrasound scan of eye tissue and structures | Imaging | 76512 |
24 |
| Imaging of retina | Treatment | 92134 |
901 |
| Established patient complete exam of visual system | Treatment | 92014 |
625 |
| Photography of the retina | Treatment | 92250 |
318 |
| New patient complete exam of visual system | Treatment | 92004 |
47 |
| Injection, faricimab-svoa, 0.1 mg | Drug given | J2777 |
3,240 |
| Injection, aflibercept, 1 mg | Drug given | J0178 |
506 |
| Injection, aflibercept hd, 1 mg | Drug given | J0177 |
258 |
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 8
Same specialty, same street address — most likely the same department or group.
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.
More connections — 30 related providers in 4 groups
Other ophthalmology specialists in Los Angeles 8
Same specialty, same city.
Trained at Perelman School of Med at the University of Pennsylvania 7
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Perelman School of Med at the University of Pennsylvania 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug into eye 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Tsui specialize in?
Dr. Tsui is an ophthalmology in Los Angeles, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Tsui located?
Dr. Tsui is listed at 200 STEIN PLAZA, Los Angeles, CA 90095. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Tsui's phone number?
The number on file is (310) 301-5200. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Tsui?
Dr. Tsui's National Provider Identifier is 1306023973. 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. Tsui go to medical school?
Dr. Tsui attended Perelman School of Med at the University of Pennsylvania, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Tsui have?
Dr. Tsui has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Tsui do most often?
According to Medicare billing data, Dr. Tsui performs procedures including injection of drug into eye; reads or performs imaging such as 2d ultrasound scan of eye tissue and structures; provides treatments such as imaging of retina and established patient complete exam of visual system, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Tsui's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tsui. 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.