Jeffrey Du
NPI 1134654320 · Certified Respiratory Therapist · Downey, CA
Jeffrey Du is a Certified Respiratory Therapist provider in Downey, CA (NPI 1134654320).
Provider details
- NPI number
- 1134654320
- Entity type
- Individual
- Primary specialty
- Certified Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 28761 (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
9 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
- 2017-04-25
- Last updated
- 2017-04-25
Frequently asked questions
- What is Jeffrey Du's NPI number?
- Jeffrey Du's National Provider Identifier (NPI) is 1134654320, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Du's specialty?
- Jeffrey Du is listed in the NPPES registry with a primary specialty of Certified Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Jeffrey Du located?
- Jeffrey Du's practice location on file with NPPES is 7601 Imperial Hwy, Downey, CA 90242-3456.
- What is Jeffrey Du's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Du is (562) 385-7111.
- Is Jeffrey Du's NPI active?
- Yes — Jeffrey Du's NPI (1134654320) is active in the NPPES registry as of the last update on 2017-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.