Douglas Watt, PH.D.
NPI 1003816992 · Clinical Neuropsychologist · Nashua, NH
Douglas Watt, PH.D. is a Clinical Neuropsychologist provider in Nashua, NH (NPI 1003816992).
Provider details
- NPI number
- 1003816992
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4125 (MA)
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
- 2005-07-21
- Last updated
- 2016-07-05
Frequently asked questions
- What is Douglas Watt's NPI number?
- Douglas Watt's National Provider Identifier (NPI) is 1003816992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Watt's specialty?
- Douglas Watt is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Douglas Watt located?
- Douglas Watt's practice location on file with NPPES is 24 Charlotte Ave, Nashua, NH 03064-1551.
- What is Douglas Watt's phone number?
- The practice phone number listed in the NPPES registry for Douglas Watt is (508) 740-0391.
- Is Douglas Watt's NPI active?
- Yes — Douglas Watt's NPI (1003816992) is active in the NPPES registry as of the last update on 2016-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.