On Site Physician Services, PC
NPI 1881178358 · Family Medicine Physician · Commerce, CA
On Site Physician Services, PC is a Family Medicine Physician organization in Commerce, CA (NPI 1881178358).
Provider details
- NPI number
- 1881178358
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Brian Wilbur, President(213) 840-3181
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
- 2018-09-20
- Last updated
- 2018-09-20
Frequently asked questions
- What is On Site Physician Services, PC's NPI number?
- On Site Physician Services, PC's National Provider Identifier (NPI) is 1881178358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is On Site Physician Services, PC?
- On Site Physician Services, PC is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is On Site Physician Services, PC located?
- On Site Physician Services, PC's practice location on file with NPPES is 6131 Telegraph Road, Commerce, CA 90040.
- What is On Site Physician Services, PC's phone number?
- The practice phone number listed in the NPPES registry for On Site Physician Services, PC is (323) 721-2100.
- Who is the authorized official for On Site Physician Services, PC?
- The authorized official listed on On Site Physician Services, PC's NPPES record is Brian Wilbur, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is On Site Physician Services, PC's NPI active?
- Yes — On Site Physician Services, PC's NPI (1881178358) is active in the NPPES registry as of the last update on 2018-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.