What is Ryan Henderson's NPI number?

Ryan Henderson's National Provider Identifier (NPI) is 1588938021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ryan Henderson's specialty?

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

Where is Ryan Henderson located?

Ryan Henderson's practice location on file with NPPES is 1660 S Columbian Way, Seattle, WA 98108-1532.

What is Ryan Henderson's phone number?

The practice phone number listed in the NPPES registry for Ryan Henderson is (206) 277-3932.

Is Ryan Henderson's NPI active?

Yes — Ryan Henderson's NPI (1588938021) is active in the NPPES registry as of the last update on 2012-03-01.

IndividualActive

Ryan Henderson, PH.D.

NPI 1588938021 · Psychologist · Seattle, WA

Ryan Henderson, PH.D. is a Psychologist provider in Seattle, WA (NPI 1588938021).

Provider details

NPI number: 1588938021
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Male
Sole proprietor: No

Specialties & taxonomies

PsychologistPrimary103T00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(73/100 index)

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
83% 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

1660 S Columbian Way

Seattle, WA 98108-1532

Phone: (206) 277-3932

Street-level locationGet directions

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Mailing address