William Mccollum
NPI 1255972303 · Attendant Care Provider · Wilmington, CA
William Mccollum is a Attendant Care Provider provider in Wilmington, CA (NPI 1255972303).
Provider details
- NPI number
- 1255972303
- Entity type
- Individual
- Primary specialty
- Attendant Care ProviderNursing Service Related Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Nursing Service Related Providers
- VA Clinic/Center261QV0200X
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 831. N. Gulf AveWilmington, CA 90744-4201Phone: (424) 533-8484
- 831 Gulf AveWilmington, CA 90744-4201Phone: (424) 533-8484
Registry dates
- Enumerated
- 2019-09-30
- Last updated
- 2019-10-01
Frequently asked questions
- What is William Mccollum's NPI number?
- William Mccollum's National Provider Identifier (NPI) is 1255972303, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mccollum's specialty?
- William Mccollum is listed in the NPPES registry with a primary specialty of Attendant Care Provider (Nursing Service Related Providers).
- Where is William Mccollum located?
- William Mccollum's practice location on file with NPPES is 831 Gulf Ave, Wilmington, CA 90744-4201.
- What is William Mccollum's phone number?
- The practice phone number listed in the NPPES registry for William Mccollum is (424) 533-8484.
- Is William Mccollum's NPI active?
- Yes — William Mccollum's NPI (1255972303) is active in the NPPES registry as of the last update on 2019-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.