Cassie Tseng
NPI 1215301783 · Occupational Therapist · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassie Tseng is a Occupational Therapist provider in Thousand Oaks, CA (NPI 1215301783).
Provider details
- NPI number
- 1215301783
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2015-11-21
- Last updated
- 2024-05-07
Frequently asked questions
- What is Cassie Tseng's NPI number?
- Cassie Tseng's National Provider Identifier (NPI) is 1215301783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassie Tseng's specialty?
- Cassie Tseng is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Cassie Tseng located?
- Cassie Tseng's practice location on file with NPPES is 375 Rolling Oaks Dr # 310, Thousand Oaks, CA 91361-1023.
- What is Cassie Tseng's phone number?
- The practice phone number listed in the NPPES registry for Cassie Tseng is (805) 497-7015.
- Does Cassie Tseng accept Medicare?
- Cassie Tseng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassie Tseng's NPI active?
- Yes — Cassie Tseng's NPI (1215301783) is active in the NPPES registry as of the last update on 2024-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.