Guillermo Sison, PT
NPI 1821250879 · Physical Therapist · Wilmington, CA
Guillermo Sison, PT is a Physical Therapist provider in Wilmington, CA (NPI 1821250879).
Provider details
- NPI number
- 1821250879
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT
- Sex
- Male
- Sole proprietor
- Yes
- License
- PT29373 (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
17 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
- 2008-07-01
- Last updated
- 2008-07-01
Frequently asked questions
- What is Guillermo Sison's NPI number?
- Guillermo Sison's National Provider Identifier (NPI) is 1821250879, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guillermo Sison's specialty?
- Guillermo Sison is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Guillermo Sison located?
- Guillermo Sison's practice location on file with NPPES is 25435 Pine Creek Ln, Wilmington, CA 90744-1855.
- What is Guillermo Sison's phone number?
- The practice phone number listed in the NPPES registry for Guillermo Sison is (310) 567-9498.
- Is Guillermo Sison's NPI active?
- Yes — Guillermo Sison's NPI (1821250879) is active in the NPPES registry as of the last update on 2008-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.