Are you Mark K. Casey, LCSW? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Provider Profile

Mark K. Casey, LCSW

Is this you? Edit this profile

At a glance

About Mark Casey

Listed in the NPI registry as a clinical social worker, Mark K. Casey, LCSW practices in Renton, WA. NPI 1043423494 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

WA licenceAs reported to the NPI registry
No. LW 00009576As reported
AR licenceAs reported to the NPI registry
No. 1797-CAs reported
FL licenceAs reported to the NPI registry
No. SW 6186As reported
MO licenceAs reported to the NPI registry
No. 2004011463As reported
OK licenceAs reported to the NPI registry
No. 2795As reported
NPINational Provider Identifier
1043423494Issued 2007

As reported to the NPI registry ↗

Medicare information

Medicare opt-outEnded April 2025
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Mark K. Casey specialize in?

Mark K. Casey is a clinical social worker in Renton, WA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Mark K. Casey located?

Mark K. Casey is listed at 220 S. 3Rd Place, Renton, WA 98057. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Mark K. Casey's phone number?

The number on file is (425) 228-0074. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mark K. Casey's NPI number?

Mark K. Casey's National Provider Identifier is 1043423494. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How long has Mark K. Casey been practicing?

Mark K. Casey has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Mark K. Casey confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Mark K. Casey. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.