William Spetnagel
NPI 1518062611 · Certified Respiratory Therapist · Downey, CA
William Spetnagel is a Certified Respiratory Therapist provider in Downey, CA (NPI 1518062611).
Provider details
- NPI number
- 1518062611
- Entity type
- Individual
- Primary specialty
- Certified Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17762 (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
19 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
- 2006-09-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Spetnagel's NPI number?
- William Spetnagel's National Provider Identifier (NPI) is 1518062611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Spetnagel's specialty?
- William Spetnagel is listed in the NPPES registry with a primary specialty of Certified Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is William Spetnagel located?
- William Spetnagel's practice location on file with NPPES is 12251 Horley Ave, Downey, CA 90242-3409.
- What is William Spetnagel's phone number?
- The practice phone number listed in the NPPES registry for William Spetnagel is (562) 826-5837.
- Is William Spetnagel's NPI active?
- Yes — William Spetnagel's NPI (1518062611) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.