Mark Alonzo, OTR, L, SWC
NPI 1346377058 · Pediatric Occupational Therapist · Chula Vista, CA
Mark Alonzo, OTR, L, SWC is a Pediatric Occupational Therapist provider in Chula Vista, CA (NPI 1346377058).
Provider details
- NPI number
- 1346377058
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR, L, SWC
- Sex
- Male
- Sole proprietor
- Yes
- License
- OT916 (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
- 2007-02-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Alonzo's NPI number?
- Mark Alonzo's National Provider Identifier (NPI) is 1346377058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Alonzo's specialty?
- Mark Alonzo is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Alonzo located?
- Mark Alonzo's practice location on file with NPPES is 510 E Naples St, Chula Vista, CA 91911-2519.
- What is Mark Alonzo's phone number?
- The practice phone number listed in the NPPES registry for Mark Alonzo is (619) 421-6083.
- Is Mark Alonzo's NPI active?
- Yes — Mark Alonzo's NPI (1346377058) 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.