MELISSA YEN-CHING LO DNP, ARNP
NPI 1003161498
Nurse Practitioner - Pediatrics in Seattle, WA
About Melissa Yen-ching Lo Dnp, Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MELISSA YEN-CHING LO DNP, ARNP (NPI 1003161498) is an individual pediatrics provider in Seattle, Washington, licensed in Washington (AP60239311) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS and maintains a secondary practice location in Renton.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Melissa Yen-ching Lo Dnp, Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Melissa Lo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: The Association Of Chrmc And University Physicians
- 1,443 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98109
SEATTLE, WA 98109
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Melissa Lo's NPI number?
The NPI number for Melissa Lo is 1003161498. It was assigned to this individual provider in the NPPES registry on July 21, 2012.
Where is Melissa Lo located?
Melissa Lo practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 861-3396.
What is Melissa Lo's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Melissa Lo enrolled in Medicare?
Yes. Melissa Lo is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Melissa Lo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Lo reassigns Medicare benefits to Association Of Chmc And University Physicians (Seattle, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Melissa Lo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Melissa Lo accept?
Health plans from Providence Health Plan list Melissa Lo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Melissa Lo was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Melissa Yen-Ching Lo, DNP, ARNP · NPI 1003161498
Pediatrics physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since July 21, 2012.
## Identity
- **NPI:** 1003161498 (Entity type: Individual)
- **Enumerated:** July 21, 2012
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** AP60239311 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 825 EASTLAKE AVE E, Seattle, WA 98109-4405
- **Phone:** (206) 861-3396
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for durable medical equipment, power mobility devices
- **Bills Medicare through:** Association Of Chmc And University Physicians (NPI 1215153671, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 17, 2018
- **Other identifiers:** Other 8968689 (WA); Medicaid 1003161498 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1003161498) · Data from the CMS NPPES public registry.