Lok Yun Louise Sin, ARNP
NPI 1083209514 · Nurse Practitioner · Renton, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lok Yun Louise Sin, ARNP is a Nurse Practitioner provider in Renton, WA (NPI 1083209514).
Provider details
- NPI number
- 1083209514
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP61164250 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alendronate Sodium | 116 | 38 |
| Anastrozole | 108 | 42 |
| Letrozole | 103 | 34 |
| Hydroxyurea | 62 | 17 |
| 0.9 % Sodium Chloridebrand: Sodium Chloride | 46 | — |
| Abemaciclibbrand: Verzenio | 37 | — |
| Triamcinolone Acetonide | 33 | 20 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,731 across 340 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 207 S Santa Anita St Ste P05San Gabriel, CA 91776-1159Phone: (626) 652-7433
Registry dates
- Enumerated
- 2021-03-05
- Last updated
- 2025-10-31
- Certified
- 2025-10-31
Frequently asked questions
- What is Lok Yun Louise Sin's NPI number?
- Lok Yun Louise Sin's National Provider Identifier (NPI) is 1083209514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lok Yun Louise Sin's specialty?
- Lok Yun Louise Sin is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lok Yun Louise Sin located?
- Lok Yun Louise Sin's practice location on file with NPPES is 3915 Talbot Rd S Ste 300, Renton, WA 98055-5738.
- What is Lok Yun Louise Sin's phone number?
- The practice phone number listed in the NPPES registry for Lok Yun Louise Sin is (425) 690-3409.
- Does Lok Yun Louise Sin accept Medicare?
- Lok Yun Louise Sin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lok Yun Louise Sin's NPI active?
- Yes — Lok Yun Louise Sin's NPI (1083209514) is active in the NPPES registry as of the last update on 2025-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.