William Derby, BA, MPS, CAP
NPI 1215446570 · Addiction (Substance Use Disorder) Counselor · Fort Lauderdale, FL
William Derby, BA, MPS, CAP is a Addiction (Substance Use Disorder) Counselor provider in Fort Lauderdale, FL (NPI 1215446570).
Provider details
- NPI number
- 1215446570
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- BA, MPS, CAP
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2017-09-29
- Last updated
- 2022-07-21
Frequently asked questions
- What is William Derby's NPI number?
- William Derby's National Provider Identifier (NPI) is 1215446570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Derby's specialty?
- William Derby is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Derby located?
- William Derby's practice location on file with NPPES is 900 Nw 31st Ave, Fort Lauderdale, FL 33311-6653.
- What is William Derby's phone number?
- The practice phone number listed in the NPPES registry for William Derby is (954) 357-4821.
- Is William Derby's NPI active?
- Yes — William Derby's NPI (1215446570) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.