Physician Profile
Margaret Liu, M.D.
Unclaimed ProfileAbout Dr. Liu
Based in San Francisco, CA, Margaret Liu, M.D. is listed in the NPI registry under ophthalmology. Margaret graduated from State University of New York Downstate Medical Center in 2007. According to Medicare claims data, Margaret cared for 1,355 Medicare patients across 1,589 services. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and imaging of retina.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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
- (415) 421-8667
- Email not available
Practice Locations
711 VAN NESS AVE STE 310
San Francisco, CA 94102
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
1,589 services · 1,355 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
131 | As often as other peers in Ophthalmology |
| Complex removal of cataract with insertion of prosthetic lens | Procedure | 66982 |
49 | More often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
29 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
69 | More often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
309 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
234 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
203 | As often as other peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
165 | As often as other peers in Ophthalmology |
| Ct scan of cornea | Treatment | 92025 |
156 | More often than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
70 | As often as other 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 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 7
Same specialty, same city.
Trained at State University of New York Downstate Medical Center 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at State University of New York Downstate Medical Center 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 CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Margaret Liu?
Margaret Liu 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 Margaret Liu's address?
Margaret Liu is listed at 711 Van Ness Ave Ste 310, San Francisco, CA 94102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Margaret Liu?
The number on file is (415) 421-8667. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Margaret Liu's NPI number?
Margaret Liu's National Provider Identifier is 1033384748. 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 Margaret Liu train?
Margaret Liu attended State University of New York Downstate Medical Center, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Margaret Liu been practicing?
Margaret Liu has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Margaret Liu perform?
According to Medicare billing data, Margaret Liu performs procedures including removal of cataract with insertion of prosthetic lens, complex removal of cataract with insertion of prosthetic lens and removal of recurring cataract in lens capsule using a laser; 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
Has Margaret Liu confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Margaret Liu. 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.