Sifrido Alvarenga
NPI 1033687405 · Registered Respiratory Therapist · Lancaster, CA
Sifrido Alvarenga is a Registered Respiratory Therapist provider in Lancaster, CA (NPI 1033687405).
Provider details
- NPI number
- 1033687405
- Entity type
- Individual
- Primary specialty
- Registered Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 25955 (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
- 2018-11-05
- Last updated
- 2018-11-05
Frequently asked questions
- What is Sifrido Alvarenga's NPI number?
- Sifrido Alvarenga's National Provider Identifier (NPI) is 1033687405, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sifrido Alvarenga's specialty?
- Sifrido Alvarenga is listed in the NPPES registry with a primary specialty of Registered Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Sifrido Alvarenga located?
- Sifrido Alvarenga's practice location on file with NPPES is 43112 15th St W, Lancaster, CA 93534-6269.
- What is Sifrido Alvarenga's phone number?
- The practice phone number listed in the NPPES registry for Sifrido Alvarenga is (661) 729-4498.
- Is Sifrido Alvarenga's NPI active?
- Yes — Sifrido Alvarenga's NPI (1033687405) is active in the NPPES registry as of the last update on 2018-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.