1. Home
  2. Directory
  3. California
  4. San Francisco
  5. Ophthalmology
  6. NPI Profile

DR. LAI-SUNG ERIC LEUNG MD
NPI 1316958440
Ophthalmology in San Francisco, CA

Active since August 11, 2006PECOS EnrolledAccepts Medicare Assignment
929 CLAY ST SUITE 503, SAN FRANCISCO, CA 94108(415) 986-3215(415) 986-1118 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Lai-sung Eric Leung Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LAI-SUNG ERIC LEUNG MD (NPI 1316958440) is an individual ophthalmology provider in San Francisco, California, licensed in California (C35631) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Johns Hopkins University School Of Medicine (1970).

NPPES Registry Identity

NPI1316958440
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. LAI-SUNG ERIC LEUNGCredential: MD
Location Address929 CLAY ST SUITE 503San Francisco, CA 94108-1500
Mailing Address929 Clay St Suite 503San Francisco, CA 94108-1500 · (415) 986-3215 · Fax (415) 986-1118
Phone(415) 986-3215
Fax(415) 986-1118
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 1970
Enumeration DateAugust 11, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1316958440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · C35631
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
929 CLAY ST SUITE 503, San Francisco, CA 94108
Open in Google Maps ↗

Other Names 1

Professional Name (2)Dr. L Eric Leung Md

Other Identifiers 3

Medicare ID-Type Unspecified00C356310
Medicare UPINA89012
Medicaid00C356310CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Lai-sung Eric Leung Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3375679400
PECOS Enrollment IDI20100329000496
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
78 services77 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
51 services51 patients
Imaging of optic nerve 92133
Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).
44 services44 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
40 services39 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
21 services21 patients
Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
100%23 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lai-sung Leung's NPI number?

The NPI number for Lai-sung Leung is 1316958440. It was assigned to this individual provider in the NPPES registry on August 11, 2006. The provider is also known as Dr. L Eric Leung MD.

Where is Lai-sung Leung located?

Lai-sung Leung practices at 929 Clay St Suite 503, San Francisco, CA 94108. The listed phone number is (415) 986-3215.

What is Lai-sung Leung's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Lai-sung Leung enrolled in Medicare?

Yes. Lai-sung Leung is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Lai-sung Leung was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.