William Gibson, NP, PHD
NPI 1467408815 · Psychiatric/Mental Health Nurse Practitioner · Pullman, WA
Enrolled with Medicare as Practitioner - Certified Clinical Nurse Specialist (cns) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Gibson, NP, PHD is a Psychiatric/Mental Health Nurse Practitioner provider in Pullman, WA (NPI 1467408815).
Provider details
- NPI number
- 1467408815
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- AP30005329 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Physician Assistants & Advanced Practice Nursing 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Olanzapine | 379 | 32 |
| Quetiapine Fumarate | 235 | 29 |
| Risperidone | 229 | 18 |
| Trazodone Hcl | 200 | 26 |
| Divalproex Sodium | 179 | 18 |
| Clozapine | 144 | — |
| Benztropine Mesylate | 139 | 13 |
| Escitalopram Oxalate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-26
- Last updated
- 2023-03-07
- Certified
- 2020-05-27
Frequently asked questions
- What is William Gibson's NPI number?
- William Gibson's National Provider Identifier (NPI) is 1467408815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gibson's specialty?
- William Gibson is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Gibson located?
- William Gibson's practice location on file with NPPES is 1125 Se Washington St., Pullman, WA 99111.
- What is William Gibson's phone number?
- The practice phone number listed in the NPPES registry for William Gibson is (509) 335-3575.
- Does William Gibson accept Medicare?
- William Gibson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Gibson's NPI active?
- Yes — William Gibson's NPI (1467408815) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.