Sonia Lai, FNP-BC
NPI 1427533454 · Family Nurse Practitioner · San Leandro, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonia Lai, FNP-BC is a Family Nurse Practitioner provider in San Leandro, CA (NPI 1427533454).
Provider details
- NPI number
- 1427533454
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 95009702 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
Registry dates
- Enumerated
- 2018-09-25
- Last updated
- 2021-06-29
- Certified
- 2021-06-29
Frequently asked questions
- What is Sonia Lai's NPI number?
- Sonia Lai's National Provider Identifier (NPI) is 1427533454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonia Lai's specialty?
- Sonia Lai is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sonia Lai located?
- Sonia Lai's practice location on file with NPPES is 16110 E 14th St, San Leandro, CA 94578-3002.
- What is Sonia Lai's phone number?
- The practice phone number listed in the NPPES registry for Sonia Lai is (510) 398-7500.
- Does Sonia Lai accept Medicare?
- Sonia Lai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonia Lai's NPI active?
- Yes — Sonia Lai's NPI (1427533454) is active in the NPPES registry as of the last update on 2021-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.