Shannon Chen, OD
NPI 1619853942 · Optometrist · Irvine, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Chen, OD is a Optometrist provider in Irvine, CA (NPI 1619853942).
Provider details
- NPI number
- 1619853942
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 36107 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Registry dates
- Enumerated
- 2025-08-13
- Last updated
- 2025-09-26
- Certified
- 2025-09-26
Frequently asked questions
- What is Shannon Chen's NPI number?
- Shannon Chen's National Provider Identifier (NPI) is 1619853942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Chen's specialty?
- Shannon Chen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Shannon Chen located?
- Shannon Chen's practice location on file with NPPES is 5414 Walnut Ave Ste B, Irvine, CA 92604-2522.
- What is Shannon Chen's phone number?
- The practice phone number listed in the NPPES registry for Shannon Chen is (949) 262-9393.
- Does Shannon Chen accept Medicare?
- Shannon Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Chen's NPI active?
- Yes — Shannon Chen's NPI (1619853942) is active in the NPPES registry as of the last update on 2025-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.