Bradley Williamson, PMHNP-BC
NPI 1770233421 · Psychiatric/Mental Health Nurse Practitioner · Portland, OR
Bradley Williamson, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Portland, OR (NPI 1770233421).
Provider details
- NPI number
- 1770233421
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Male
- Sole proprietor
- No
- License
- 10014369 (OR)
Specialties & taxonomies
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
4 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
- 2022-03-25
- Last updated
- 2025-10-07
- Certified
- 2025-10-07
Frequently asked questions
- What is Bradley Williamson's NPI number?
- Bradley Williamson's National Provider Identifier (NPI) is 1770233421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bradley Williamson's specialty?
- Bradley Williamson is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Bradley Williamson located?
- Bradley Williamson's practice location on file with NPPES is 1110 Se Alder St Ste 301, Portland, OR 97214-2400.
- What is Bradley Williamson's phone number?
- The practice phone number listed in the NPPES registry for Bradley Williamson is (971) 400-6448.
- Is Bradley Williamson's NPI active?
- Yes — Bradley Williamson's NPI (1770233421) is active in the NPPES registry as of the last update on 2025-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.