What is Sage Willis's NPI number?

Sage Willis's National Provider Identifier (NPI) is 1811351208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sage Willis's specialty?

Sage Willis is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Sage Willis located?

Sage Willis's practice location on file with NPPES is 2003 D St Ste 100, Bellingham, WA 98225-3204.

What is Sage Willis's phone number?

The practice phone number listed in the NPPES registry for Sage Willis is (360) 935-0860.

Is Sage Willis's NPI active?

Yes — Sage Willis's NPI (1811351208) is active in the NPPES registry as of the last update on 2025-03-26.

IndividualActive

Sage Willis, PHD

NPI 1811351208 · Clinical Psychologist · Bellingham, WA

Sage Willis, PHD is a Clinical Psychologist provider in Bellingham, WA (NPI 1811351208).

Provider details

NPI number: 1811351208
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: No
License: 60692403 (WA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense 60692403 (WA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(72/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
10 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

2003 D St Ste 100

Bellingham, WA 98225-3204

Phone: (360) 935-0860

Fax: (360) 935-0870

Street-level locationGet directions

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Mailing address