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Marcellus Smiley
NPI 1578870838 · Social Worker · Las Vegas, NV
Marcellus Smiley is a Social Worker provider in Las Vegas, NV (NPI 1578870838).
Provider details
- NPI number
- 1578870838
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
2300 Rock Springs Dr
Bldg 13 #2081
Las Vegas, NV 89128-3140
Phone: (702) 426-4345
Street-level locationGet directions
Mailing address
2300 Rock Springs Dr
Las Vegas, NV 89128-3140
Registry dates
- Enumerated
- 2010-09-08
- Last updated
- 2010-09-08
Frequently asked questions
- What is Marcellus Smiley's NPI number?
- Marcellus Smiley's National Provider Identifier (NPI) is 1578870838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcellus Smiley's specialty?
- Marcellus Smiley is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Marcellus Smiley located?
- Marcellus Smiley's practice location on file with NPPES is 2300 Rock Springs Dr, Las Vegas, NV 89128-3140.
- What is Marcellus Smiley's phone number?
- The practice phone number listed in the NPPES registry for Marcellus Smiley is (702) 426-4345.
- Is Marcellus Smiley's NPI active?
- Yes — Marcellus Smiley's NPI (1578870838) is active in the NPPES registry as of the last update on 2010-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.