What is Mark Russell's NPI number?

Mark Russell's National Provider Identifier (NPI) is 1518942770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Russell's specialty?

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

Where is Mark Russell located?

Mark Russell's practice location on file with NPPES is Usnh Yokosuka Japan, Fpo, 96350.

What is Mark Russell's phone number?

The practice phone number listed in the NPPES registry for Mark Russell is (011) 814-6816.

Is Mark Russell's NPI active?

Yes — Mark Russell's NPI (1518942770) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

Mark Russell, PH.D.

NPI 1518942770 · Health Service Psychologist · Fpo

Mark Russell, PH.D. is a Health Service Psychologist provider in Fpo (NPI 1518942770).

Provider details

NPI number: 1518942770
Entity type: Individual
Primary specialty: Health Service PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Male
License: PY00002607 (WA)

Specialties & taxonomies

Health Service PsychologistPrimary103TH0100XLicense PY00002607 (WA)
Behavioral Health & Social Service Providers
Addiction (Substance Use Disorder) Psychologist103TA0400XLicense PY00002607 (WA)
Behavioral Health & Social Service Providers
Cognitive & Behavioral Psychologist103TB0200XLicense PY00002607 (WA)
Behavioral Health & Social Service Providers
Clinical Psychologist103TC0700XLicense PY00002607 (WA)
Behavioral Health & Social Service Providers
Clinical Child & Adolescent Psychologist103TC2200XLicense PY00002607 (WA)
Behavioral Health & Social Service Providers
Intellectual & Developmental Disabilities Psychologist

Profile Score

Detailed profile(84/100 index)

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

Registry tenure38% of score
20 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

Usnh Yokosuka Japan

Psc 475 Box 1

Fpo, 96350

Phone: (011) 814-6816

Approximate (ZIP-level) locationGet directions

Mailing address

Usnh Yokosuka Japan

Fpo, AP 96350

Enumerated: 2005-12-09
Last updated: 2025-09-11

Frequently asked questions

What is Mark Russell's NPI number?: Mark Russell's National Provider Identifier (NPI) is 1518942770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mark Russell's specialty?: Mark Russell is listed in the NPPES registry with a primary specialty of Health Service Psychologist (Behavioral Health & Social Service Providers).
Where is Mark Russell located?: Mark Russell's practice location on file with NPPES is Usnh Yokosuka Japan, Fpo, 96350.
What is Mark Russell's phone number?: The practice phone number listed in the NPPES registry for Mark Russell is (011) 814-6816.
Is Mark Russell's NPI active?: Yes — Mark Russell's NPI (1518942770) is active in the NPPES registry as of the last update on 2025-09-11.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.