Mary Greenway, LMHC
NPI 1881775666 · Mental Health Counselor · Mount Vernon, WA
Mary Greenway, LMHC is a Mental Health Counselor provider in Mount Vernon, WA (NPI 1881775666).
Provider details
- NPI number
- 1881775666
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- No
- License
- LH00009328 (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
- 2006-10-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Greenway's NPI number?
- Mary Greenway's National Provider Identifier (NPI) is 1881775666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Greenway's specialty?
- Mary Greenway is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Greenway located?
- Mary Greenway's practice location on file with NPPES is 1511 E Broadway, Mount Vernon, WA 98223.
- What is Mary Greenway's phone number?
- The practice phone number listed in the NPPES registry for Mary Greenway is (360) 424-4296.
- Is Mary Greenway's NPI active?
- Yes — Mary Greenway's NPI (1881775666) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.