Charles Castillo, MS
NPI 1871092080 · Clinical Exercise Physiologist · Vallejo, CA
Charles Castillo, MS is a Clinical Exercise Physiologist provider in Vallejo, CA (NPI 1871092080).
Provider details
- NPI number
- 1871092080
- Entity type
- Individual
- Primary specialty
- Clinical Exercise PhysiologistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS
- Sex
- Male
- Sole proprietor
- Yes
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
8 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 5427 Telegraph AveOakland, CA 94609-1967Phone: (707) 342-5414
Registry dates
- Enumerated
- 2018-02-03
- Last updated
- 2018-03-17
Frequently asked questions
- What is Charles Castillo's NPI number?
- Charles Castillo's National Provider Identifier (NPI) is 1871092080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Castillo's specialty?
- Charles Castillo is listed in the NPPES registry with a primary specialty of Clinical Exercise Physiologist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Charles Castillo located?
- Charles Castillo's practice location on file with NPPES is 313 Falcon Dr, Vallejo, CA 94589-3708.
- What is Charles Castillo's phone number?
- The practice phone number listed in the NPPES registry for Charles Castillo is (707) 342-5414.
- Is Charles Castillo's NPI active?
- Yes — Charles Castillo's NPI (1871092080) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.