William Mulligan, PHD
NPI 1063406478 · Clinical Psychologist · Chesapeake, VA
William Mulligan, PHD is a Clinical Psychologist provider in Chesapeake, VA (NPI 1063406478).
Provider details
- NPI number
- 1063406478
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 0810000729 (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
20 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
- 2005-08-31
- Last updated
- 2012-07-07
Frequently asked questions
- What is William Mulligan's NPI number?
- William Mulligan's National Provider Identifier (NPI) is 1063406478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Mulligan's specialty?
- William Mulligan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Mulligan located?
- William Mulligan's practice location on file with NPPES is 1403 Greenbrier Pkwy, Chesapeake, VA 23320-0614.
- What is William Mulligan's phone number?
- The practice phone number listed in the NPPES registry for William Mulligan is (757) 410-0700.
- Is William Mulligan's NPI active?
- Yes — William Mulligan's NPI (1063406478) is active in the NPPES registry as of the last update on 2012-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.