Crystal Sierra, COTA/L
NPI 1093358921 · Occupational Therapy Assistant · Chula Vista, CA
Crystal Sierra, COTA/L is a Occupational Therapy Assistant provider in Chula Vista, CA (NPI 1093358921).
Provider details
- NPI number
- 1093358921
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- COTA/L
- Sex
- Female
- Sole proprietor
- No
- License
- 5012 (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
6 yrs in NPPES registry
- Profile completeness38% of score
100% 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)
- 8344 Clairemont Mesa BlvdSan Diego, CA 92111-1307Phone: (858) 565-6910
Registry dates
- Enumerated
- 2019-10-23
- Last updated
- 2019-10-23
Frequently asked questions
- What is Crystal Sierra's NPI number?
- Crystal Sierra's National Provider Identifier (NPI) is 1093358921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Sierra's specialty?
- Crystal Sierra is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Crystal Sierra located?
- Crystal Sierra's practice location on file with NPPES is 690 Otay Lakes Rd Ste 110, Chula Vista, CA 91910-8904.
- What is Crystal Sierra's phone number?
- The practice phone number listed in the NPPES registry for Crystal Sierra is (619) 475-6911.
- Is Crystal Sierra's NPI active?
- Yes — Crystal Sierra's NPI (1093358921) is active in the NPPES registry as of the last update on 2019-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.