Mark Houglum
NPI 1477647063 · Counselor · Seattle, WA
Mark Houglum is a Counselor provider in Seattle, WA (NPI 1477647063).
Provider details
- NPI number
- 1477647063
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- RC00036020 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mark Houglum's NPI number?
- Mark Houglum's National Provider Identifier (NPI) is 1477647063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Houglum's specialty?
- Mark Houglum is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Houglum located?
- Mark Houglum's practice location on file with NPPES is 564 Ne Ravenna Blvd, Seattle, WA 98115.
- What is Mark Houglum's phone number?
- The practice phone number listed in the NPPES registry for Mark Houglum is (206) 527-2266.
- Is Mark Houglum's NPI active?
- Yes — Mark Houglum's NPI (1477647063) 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.