Melissa Williamson
NPI 1821630831 · Clinical Social Worker · Las Vegas, NM
Melissa Williamson is a Clinical Social Worker organization in Las Vegas, NM (NPI 1821630831).
Provider details
- NPI number
- 1821630831
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Melissa Williamson, Owner(505) 718-2472
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
6 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
- 2019-10-10
- Last updated
- 2019-10-10
Frequently asked questions
- What is Melissa Williamson's NPI number?
- Melissa Williamson's National Provider Identifier (NPI) is 1821630831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Melissa Williamson?
- Melissa Williamson is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Melissa Williamson located?
- Melissa Williamson's practice location on file with NPPES is 600 Washington St, Las Vegas, NM 87701-4235.
- What is Melissa Williamson's phone number?
- The practice phone number listed in the NPPES registry for Melissa Williamson is (505) 718-2472.
- Who is the authorized official for Melissa Williamson?
- The authorized official listed on Melissa Williamson's NPPES record is Melissa Williamson, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Melissa Williamson's NPI active?
- Yes — Melissa Williamson's NPI (1821630831) is active in the NPPES registry as of the last update on 2019-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.