Sydney Overlien, LSW, CADC
NPI 1437648557 · Addiction (Substance Use Disorder) Counselor · Las Vegas, NV
Sydney Overlien, LSW, CADC is a Addiction (Substance Use Disorder) Counselor provider in Las Vegas, NV (NPI 1437648557).
Provider details
- NPI number
- 1437648557
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LSW, CADC
- Sex
- Female
- Sole proprietor
- No
- License
- 7836-S (NV)
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
8 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
- 2018-05-03
- Last updated
- 2018-06-20
Frequently asked questions
- What is Sydney Overlien's NPI number?
- Sydney Overlien's National Provider Identifier (NPI) is 1437648557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Overlien's specialty?
- Sydney Overlien is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sydney Overlien located?
- Sydney Overlien's practice location on file with NPPES is 2725 E Desert Inn Rd Ste 180, Las Vegas, NV 89121-3627.
- What is Sydney Overlien's phone number?
- The practice phone number listed in the NPPES registry for Sydney Overlien is (702) 252-8342.
- Is Sydney Overlien's NPI active?
- Yes — Sydney Overlien's NPI (1437648557) is active in the NPPES registry as of the last update on 2018-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.