William Nichelson, PH.D.
NPI 1184000259 · Clinical Psychologist · Williamsburg, VA
William Nichelson, PH.D. is a Clinical Psychologist provider in Williamsburg, VA (NPI 1184000259).
Provider details
- NPI number
- 1184000259
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0810004646 (VA)
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
10 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
- 2015-07-30
- Last updated
- 2015-07-30
Frequently asked questions
- What is William Nichelson's NPI number?
- William Nichelson's National Provider Identifier (NPI) is 1184000259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Nichelson's specialty?
- William Nichelson is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Nichelson located?
- William Nichelson's practice location on file with NPPES is 4740 Regents Park, Williamsburg, VA 23188-1798.
- What is William Nichelson's phone number?
- The practice phone number listed in the NPPES registry for William Nichelson is (865) 696-8369.
- Is William Nichelson's NPI active?
- Yes — William Nichelson's NPI (1184000259) is active in the NPPES registry as of the last update on 2015-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.