Winslow Gerrish, PHD
NPI 1013297621 · Clinical Psychologist · Boise, ID
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Winslow Gerrish, PHD is a Clinical Psychologist provider in Boise, ID (NPI 1013297621).
Provider details
- NPI number
- 1013297621
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PSY-202684 (ID)
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
14 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
- 2011-08-26
- Last updated
- 2013-08-12
Frequently asked questions
- What is Winslow Gerrish's NPI number?
- Winslow Gerrish's National Provider Identifier (NPI) is 1013297621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Winslow Gerrish's specialty?
- Winslow Gerrish is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Winslow Gerrish located?
- Winslow Gerrish's practice location on file with NPPES is 777 N Raymond St, Boise, ID 83704-9251.
- What is Winslow Gerrish's phone number?
- The practice phone number listed in the NPPES registry for Winslow Gerrish is (208) 514-2500.
- Does Winslow Gerrish accept Medicare?
- Winslow Gerrish is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Winslow Gerrish's NPI active?
- Yes — Winslow Gerrish's NPI (1013297621) is active in the NPPES registry as of the last update on 2013-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.