L. Eric Leung M.D., a Professional Corporation
NPI 1972835452 · Ophthalmologic Surgery Clinic/Center · San Francisco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
L. Eric Leung M.D., a Professional Corporation is a Ophthalmologic Surgery Clinic/Center organization in San Francisco, CA (NPI 1972835452).
Provider details
- NPI number
- 1972835452
- Entity type
- Organization
- Primary specialty
- Ophthalmologic Surgery Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Lai-Sung Leung, President(415) 986-3215
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Other name
- L. Eric Leung M.D., PC
Registry dates
- Enumerated
- 2010-02-08
- Last updated
- 2010-02-09
Frequently asked questions
- What is L. Eric Leung M.D., a Professional Corporation's NPI number?
- L. Eric Leung M.D., a Professional Corporation's National Provider Identifier (NPI) is 1972835452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is L. Eric Leung M.D., a Professional Corporation?
- L. Eric Leung M.D., a Professional Corporation is classified in the NPPES registry as Ophthalmologic Surgery Clinic/Center (Ambulatory Health Care Facilities).
- Where is L. Eric Leung M.D., a Professional Corporation located?
- L. Eric Leung M.D., a Professional Corporation's practice location on file with NPPES is 929 Clay St, San Francisco, CA 94108-1556.
- What is L. Eric Leung M.D., a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for L. Eric Leung M.D., a Professional Corporation is (415) 986-3215.
- Does L. Eric Leung M.D., a Professional Corporation accept Medicare?
- L. Eric Leung M.D., a Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for L. Eric Leung M.D., a Professional Corporation?
- The authorized official listed on L. Eric Leung M.D., a Professional Corporation's NPPES record is Lai-Sung Leung, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is L. Eric Leung M.D., a Professional Corporation's NPI active?
- Yes — L. Eric Leung M.D., a Professional Corporation's NPI (1972835452) is active in the NPPES registry as of the last update on 2010-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.