IndividualActive
Mark Fadool, MS
NPI 1851489348 · Mental Health Counselor · Seattle, WA
Mark Fadool, MS is a Mental Health Counselor provider in Seattle, WA (NPI 1851489348).
Provider details
- NPI number
- 1851489348
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Male
- Sole proprietor
- No
- License
- LH00008677 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2101 East Yesler Way
Suite 100
Seattle, WA 98122
Phone: (206) 987-7261
Street-level locationGet directions
Mailing address
3211 S. Byron St.
Seattle, WA 98144
Registry dates
- Enumerated
- 2006-10-10
- Last updated
- 2010-03-16
Frequently asked questions
- What is Mark Fadool's NPI number?
- Mark Fadool's National Provider Identifier (NPI) is 1851489348, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Fadool's specialty?
- Mark Fadool is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Fadool located?
- Mark Fadool's practice location on file with NPPES is 2101 East Yesler Way, Seattle, WA 98122.
- What is Mark Fadool's phone number?
- The practice phone number listed in the NPPES registry for Mark Fadool is (206) 987-7261.
- Is Mark Fadool's NPI active?
- Yes — Mark Fadool's NPI (1851489348) is active in the NPPES registry as of the last update on 2010-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.