IndividualActive
Sidney Greenup
NPI 1518825785 · Social Worker · Mount Vernon, WA
Sidney Greenup is a Social Worker provider in Mount Vernon, WA (NPI 1518825785).
Provider details
- NPI number
- 1518825785
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sole proprietor
- No
- License
- SWIA.SC.70015305 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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 Little Mountain Ln
Mount Vernon, WA 98274-8752
Phone: (360) 428-2622
Street-level locationGet directions
Mailing address
430 W Stuart Rd Unit 313
Bellingham, WA 98226-1246
Registry dates
- Enumerated
- 2026-01-14
- Last updated
- 2026-01-14
- Certified
- 2026-01-14
Frequently asked questions
- What is Sidney Greenup's NPI number?
- Sidney Greenup's National Provider Identifier (NPI) is 1518825785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sidney Greenup's specialty?
- Sidney Greenup is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Sidney Greenup located?
- Sidney Greenup's practice location on file with NPPES is 2101 Little Mountain Ln, Mount Vernon, WA 98274-8752.
- What is Sidney Greenup's phone number?
- The practice phone number listed in the NPPES registry for Sidney Greenup is (360) 428-2622.
- Is Sidney Greenup's NPI active?
- Yes — Sidney Greenup's NPI (1518825785) is active in the NPPES registry as of the last update on 2026-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.