Mary Maltby, M.A., L.M.H.C.
NPI 1205006368 · Mental Health Counselor · Bellevue, WA
Mary Maltby, M.A., L.M.H.C. is a Mental Health Counselor provider in Bellevue, WA (NPI 1205006368).
Provider details
- NPI number
- 1205006368
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.A., L.M.H.C.
- Sex
- Female
- Sole proprietor
- No
- License
- LH00009722 (WA)
Specialties & taxonomies
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
18 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
- 2008-03-05
- Last updated
- 2008-03-05
Frequently asked questions
- What is Mary Maltby's NPI number?
- Mary Maltby's National Provider Identifier (NPI) is 1205006368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Maltby's specialty?
- Mary Maltby is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Maltby located?
- Mary Maltby's practice location on file with NPPES is 11911 Ne 1st St, Bellevue, WA 98005-3055.
- What is Mary Maltby's phone number?
- The practice phone number listed in the NPPES registry for Mary Maltby is (425) 453-7890.
- Is Mary Maltby's NPI active?
- Yes — Mary Maltby's NPI (1205006368) is active in the NPPES registry as of the last update on 2008-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.