Eng Ann Sung, OD
NPI 1912533134 · Optometrist · San Diego, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eng Ann Sung, OD is a Optometrist provider in San Diego, CA (NPI 1912533134).
Provider details
- NPI number
- 1912533134
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 10081 (TX)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$671 across 12 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 4901 Calhoun RdHouston, TX 77204-3760Phone: (713) 743-1921Fax: (713) 743-0963
Registry dates
- Enumerated
- 2020-03-19
- Last updated
- 2021-08-03
- Certified
- 2021-08-03
Frequently asked questions
- What is Eng Ann Sung's NPI number?
- Eng Ann Sung's National Provider Identifier (NPI) is 1912533134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eng Ann Sung's specialty?
- Eng Ann Sung is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Eng Ann Sung located?
- Eng Ann Sung's practice location on file with NPPES is 8225 Guppy Ct, San Diego, CA 92129-3760.
- What is Eng Ann Sung's phone number?
- The practice phone number listed in the NPPES registry for Eng Ann Sung is (858) 527-5882.
- Does Eng Ann Sung accept Medicare?
- Eng Ann Sung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eng Ann Sung's NPI active?
- Yes — Eng Ann Sung's NPI (1912533134) is active in the NPPES registry as of the last update on 2021-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.