IndividualActive
David Derfler
NPI 1639960099 · Home Health Aide · Mount Hope, WV
David Derfler is a Home Health Aide provider in Mount Hope, WV (NPI 1639960099).
Provider details
- NPI number
- 1639960099
- Entity type
- Individual
- Primary specialty
- Home Health AideNursing Service Related Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
412 Kilsyth Rd
Mount Hope, WV 25880-1561
Phone: (304) 719-1938
Street-level locationGet directions
Mailing address
135 Little Vine Dr
Beaver, WV 25813-9698
Registry dates
- Enumerated
- 2025-05-15
- Last updated
- 2025-05-15
- Certified
- 2025-05-15
Frequently asked questions
- What is David Derfler's NPI number?
- David Derfler's National Provider Identifier (NPI) is 1639960099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Derfler's specialty?
- David Derfler is listed in the NPPES registry with a primary specialty of Home Health Aide (Nursing Service Related Providers).
- Where is David Derfler located?
- David Derfler's practice location on file with NPPES is 412 Kilsyth Rd, Mount Hope, WV 25880-1561.
- What is David Derfler's phone number?
- The practice phone number listed in the NPPES registry for David Derfler is (304) 719-1938.
- Is David Derfler's NPI active?
- Yes — David Derfler's NPI (1639960099) is active in the NPPES registry as of the last update on 2025-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.