Joseph Mattera
NPI 1700187234 · Physician Assistant · San Pedro, CA
Joseph Mattera is a Physician Assistant provider in San Pedro, CA (NPI 1700187234).
Provider details
- NPI number
- 1700187234
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PA21347 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-11-15
- Last updated
- 2011-04-14
Frequently asked questions
- What is Joseph Mattera's NPI number?
- Joseph Mattera's National Provider Identifier (NPI) is 1700187234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Mattera's specialty?
- Joseph Mattera is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joseph Mattera located?
- Joseph Mattera's practice location on file with NPPES is 1366 W 7th St Ste 4b, San Pedro, CA 90732-3500.
- What is Joseph Mattera's phone number?
- The practice phone number listed in the NPPES registry for Joseph Mattera is (310) 547-2197.
- Is Joseph Mattera's NPI active?
- Yes — Joseph Mattera's NPI (1700187234) is active in the NPPES registry as of the last update on 2011-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.