Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mr. Mark A. Premselaar, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1518979889

Mr. Mark A. Premselaar, MSW, LCSW is a Clinical Social Worker in Henderson, Nevada. Qualified in 1978, 48 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Nevada.

Years since qualifying
48
Licensed in
NV
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

780 Coronado Center Dr Ste 110-A
Henderson, NV 89052-5040
Phone: (702) 358-0464
Fax: (702) 506-0098
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 5782-C (NV)

Record details

NPI number1518979889
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedAugust 13, 2006
Last updated in NPPESOctober 7, 2010

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1978 (48 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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