Derrick Leong, OCCUPATIONAL THERAPI
NPI 1366925943 · Gerontology Occupational Therapist · South San Francisco, CA
Derrick Leong, OCCUPATIONAL THERAPI is a Gerontology Occupational Therapist provider in South San Francisco, CA (NPI 1366925943).
Provider details
- NPI number
- 1366925943
- Entity type
- Individual
- Primary specialty
- Gerontology Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OCCUPATIONAL THERAPI
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12727 (CA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service 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
- 2018-09-10
- Last updated
- 2018-09-10
Frequently asked questions
- What is Derrick Leong's NPI number?
- Derrick Leong's National Provider Identifier (NPI) is 1366925943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derrick Leong's specialty?
- Derrick Leong is listed in the NPPES registry with a primary specialty of Gerontology Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Derrick Leong located?
- Derrick Leong's practice location on file with NPPES is 139 Francisco Dr, South San Francisco, CA 94080-5931.
- What is Derrick Leong's phone number?
- The practice phone number listed in the NPPES registry for Derrick Leong is (415) 269-5933.
- Is Derrick Leong's NPI active?
- Yes — Derrick Leong's NPI (1366925943) is active in the NPPES registry as of the last update on 2018-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.