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

MS. Lok Yun Louise Sin, ARNP

Individual provider Nurse Practitioner · NPI 1083209514

MS. Lok Yun Louise Sin, ARNP is a Nurse Practitioner in Renton, Washington. Qualified in 2005, 21 years ago. Practices with Valley Medical Group-Renton, a 422-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
21
Licensed in
WA
In the registry since
2021
Specialties on file
2
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

3915 Talbot Rd S Ste 300
Renton, WA 98055-5738
Phone: (425) 690-3409
Fax: (425) 690-9004
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 207 S Santa Anita St Ste P05, San Gabriel, CA 91776-1159 — (626) 652-7433

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence AP61164250 (WA)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence AP61164250 (WA)

Record details

NPI number1083209514
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedMarch 5, 2021
Last updated in NPPESOctober 31, 2025
Certification dateOctober 31, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Valley Medical Group-Renton — 422 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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