IndividualActive
William Feuerborn, LCSW
NPI 1184659989 · Clinical Social Worker · Irvine, CA
William Feuerborn, LCSW is a Clinical Social Worker provider in Irvine, CA (NPI 1184659989).
Provider details
- NPI number
- 1184659989
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- LCS20813 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
17744 Sky Park Cir Ste 210
Irvine, CA 92614-4481
Phone: (760) 285-9888
Street-level locationGet directions
Mailing address
17744 Sky Park Cir Ste 210
Irvine, CA 92614-4481
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2021-02-12
- Certified
- 2021-02-12
Frequently asked questions
- What is William Feuerborn's NPI number?
- William Feuerborn's National Provider Identifier (NPI) is 1184659989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Feuerborn's specialty?
- William Feuerborn is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Feuerborn located?
- William Feuerborn's practice location on file with NPPES is 17744 Sky Park Cir Ste 210, Irvine, CA 92614-4481.
- What is William Feuerborn's phone number?
- The practice phone number listed in the NPPES registry for William Feuerborn is (760) 285-9888.
- Is William Feuerborn's NPI active?
- Yes — William Feuerborn's NPI (1184659989) is active in the NPPES registry as of the last update on 2021-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.