William Derbyshire, LCSW-C
NPI 1720082480 · Clinical Social Worker · Frederick, MD
William Derbyshire, LCSW-C is a Clinical Social Worker provider in Frederick, MD (NPI 1720082480).
Provider details
- NPI number
- 1720082480
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW-C
- Sex
- Male
- License
- 04573 (MD)
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
21 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
- 2005-06-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Derbyshire's NPI number?
- William Derbyshire's National Provider Identifier (NPI) is 1720082480, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Derbyshire's specialty?
- William Derbyshire is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Derbyshire located?
- William Derbyshire's practice location on file with NPPES is 170 Thomas Johnson Dr, Frederick, MD 21702-6200.
- What is William Derbyshire's phone number?
- The practice phone number listed in the NPPES registry for William Derbyshire is (301) 695-8390.
- Is William Derbyshire's NPI active?
- Yes — William Derbyshire's NPI (1720082480) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.