William Witham
NPI 1588803688 · Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility · Sidney, ME
William Witham is a Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility provider in Sidney, ME (NPI 1588803688).
Provider details
- NPI number
- 1588803688
- Entity type
- Individual
- Primary specialty
- Intellectual and/or Developmental Disabilities Community Based Residential Treatment FacilityResidential Treatment Facilities
- Sex
- Male
- Sole proprietor
- Yes
- License
- ALLS 3033 (ME)
Specialties & taxonomies
- Intellectual and/or Developmental Disabilities Community Based Residential Treatment FacilityPrimary320900000XLicense ALLS 3033 (ME)
Residential Treatment Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-02-12
- Last updated
- 2009-07-24
Frequently asked questions
- What is William Witham's NPI number?
- William Witham's National Provider Identifier (NPI) is 1588803688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Witham's specialty?
- William Witham is listed in the NPPES registry with a primary specialty of Intellectual and/or Developmental Disabilities Community Based Residential Treatment Facility (Residential Treatment Facilities).
- Where is William Witham located?
- William Witham's practice location on file with NPPES is 198 Shepherd Rd, Sidney, ME 04330-2332.
- What is William Witham's phone number?
- The practice phone number listed in the NPPES registry for William Witham is (207) 547-3425.
- Is William Witham's NPI active?
- Yes — William Witham's NPI (1588803688) is active in the NPPES registry as of the last update on 2009-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.