Matthew Marx
NPI 1992178156 · Clinical Social Worker · Las Vegas, NV
Matthew Marx is a Clinical Social Worker provider in Las Vegas, NV (NPI 1992178156).
Provider details
- NPI number
- 1992178156
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Rehabilitation Practitioner225400000X
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2015-11-09
- Last updated
- 2021-02-27
- Certified
- 2021-02-27
Frequently asked questions
- What is Matthew Marx's NPI number?
- Matthew Marx's National Provider Identifier (NPI) is 1992178156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Marx's specialty?
- Matthew Marx is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Matthew Marx located?
- Matthew Marx's practice location on file with NPPES is 5025 Apache Valley Ave, Las Vegas, NV 89131-5504.
- What is Matthew Marx's phone number?
- The practice phone number listed in the NPPES registry for Matthew Marx is (702) 400-1657.
- Is Matthew Marx's NPI active?
- Yes — Matthew Marx's NPI (1992178156) is active in the NPPES registry as of the last update on 2021-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.