Matthew Chen, CPO
NPI 1124991336 · Prosthetist · Pleasanton, CA
Matthew Chen, CPO is a Prosthetist provider in Pleasanton, CA (NPI 1124991336).
Provider details
- NPI number
- 1124991336
- Entity type
- Individual
- Primary specialty
- ProsthetistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- CPO
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- Orthotist222Z00000X
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
Under 1 yr in 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
- 2025-09-24
- Last updated
- 2025-09-24
- Certified
- 2025-09-24
Frequently asked questions
- What is Matthew Chen's NPI number?
- Matthew Chen's National Provider Identifier (NPI) is 1124991336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Chen's specialty?
- Matthew Chen is listed in the NPPES registry with a primary specialty of Prosthetist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Matthew Chen located?
- Matthew Chen's practice location on file with NPPES is 4479 Stoneridge Dr Ste a, Pleasanton, CA 94588-8447.
- What is Matthew Chen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Chen is (925) 930-7700.
- Is Matthew Chen's NPI active?
- Yes — Matthew Chen's NPI (1124991336) is active in the NPPES registry as of the last update on 2025-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.