Spencer Winchester, RN
NPI 1407578313 · Psychiatric/Mental Health Nurse Practitioner · Portland, OR
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spencer Winchester, RN is a Psychiatric/Mental Health Nurse Practitioner provider in Portland, OR (NPI 1407578313).
Provider details
- NPI number
- 1407578313
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- 10031841 (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
3 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
- 2022-09-16
- Last updated
- 2025-07-15
- Certified
- 2025-07-15
Frequently asked questions
- What is Spencer Winchester's NPI number?
- Spencer Winchester's National Provider Identifier (NPI) is 1407578313, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Winchester's specialty?
- Spencer Winchester is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Spencer Winchester located?
- Spencer Winchester's practice location on file with NPPES is 30 Ne Mlk, Portland, OR 97232-2941.
- What is Spencer Winchester's phone number?
- The practice phone number listed in the NPPES registry for Spencer Winchester is (301) 639-8283.
- Does Spencer Winchester accept Medicare?
- Spencer Winchester is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spencer Winchester's NPI active?
- Yes — Spencer Winchester's NPI (1407578313) is active in the NPPES registry as of the last update on 2025-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.