Physician Profile
Lai-Sung E. Leung, MD
Unclaimed ProfileAbout Dr. Leung
Lai-Sung E. Leung, MD practices ophthalmology in San Francisco, CA. Lai-Sung is a 1970 graduate of Johns Hopkins University School of Medicine. According to Medicare claims data, Lai-Sung cared for 274 Medicare patients across 277 services. The services billed most often include established patient complete exam of visual system, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and imaging of optic nerve. The provider's National Provider Identifier (NPI) is 1316958440.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (415) 986-3215
- Email not available
Practice Locations
929 CLAY ST SUITE 503
San Francisco, CA 94108
Conditions Commonly Evaluated or Treated
Within Ophthalmology 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
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Inflammation, neurologic, and orbit
Retina & vitreous
Procedures & services
Most searched procedures
Examination and imaging
Cataract and lens
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Eyelid, tear duct, and muscle
Glaucoma
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
277 services · 274 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
78 | Less often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
44 | Less often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
40 | Less often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
21 | Less often than most peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
16 | Less often than most peers in Ophthalmology |
| New patient complete exam of visual system | Treatment | 92004 |
14 | Less often than most peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
13 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
51 | Less often than most peers in Ophthalmology |
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 eye doctors at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other eye doctors in San Francisco 8
Same specialty, same city.
Trained at Johns Hopkins University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1970 at Johns Hopkins University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Leung?
Dr. Leung is an eye doctor in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
What is Dr. Leung's address?
Dr. Leung is listed at 929 Clay St Suite 503, San Francisco, CA 94108. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Leung?
The number on file is (415) 986-3215. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Leung's NPI number?
Dr. Leung's National Provider Identifier is 1316958440. 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. Leung train?
Dr. Leung attended Johns Hopkins University School of Medicine, graduating in 1970. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Leung been practicing?
Dr. Leung has 56 years experience. Calculated from a graduation year of 1970, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Leung perform?
According to Medicare billing data, Dr. Leung provides treatments such as established patient complete exam of visual system and imaging of optic nerve, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Leung confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Leung. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.