William Seymour, PHD
NPI 1184717555 · Psychologist · Milwaukee, WI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Seymour, PHD is a Psychologist provider in Milwaukee, WI (NPI 1184717555).
Provider details
- NPI number
- 1184717555
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2418 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2006-09-30
- Last updated
- 2015-04-29
Frequently asked questions
- What is William Seymour's NPI number?
- William Seymour's National Provider Identifier (NPI) is 1184717555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Seymour's specialty?
- William Seymour is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is William Seymour located?
- William Seymour's practice location on file with NPPES is 9000 W Wisconsin Ave, Milwaukee, WI 53226-3518.
- What is William Seymour's phone number?
- The practice phone number listed in the NPPES registry for William Seymour is (414) 266-2932.
- Does William Seymour accept Medicare?
- William Seymour is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Seymour's NPI active?
- Yes — William Seymour's NPI (1184717555) is active in the NPPES registry as of the last update on 2015-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.