LYDIA HILLIER PELTIER MD
NPI 1942824917
Pediatrics in Redmond, WA
About Lydia Hillier Peltier Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LYDIA HILLIER PELTIER MD (NPI 1942824917) is an individual pediatrics provider in Redmond, Washington, licensed in Washington (MD61395873) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
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)
Lydia Hillier Peltier Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lydia Peltier reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98101
- Reassigned Medicare billing, Washington enrollment
- 663 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 98052 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
REDMOND, WA 98052
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 Lydia Peltier's NPI number?
The NPI number for Lydia Peltier is 1942824917. It was assigned to this individual provider in the NPPES registry on June 4, 2020. The provider is also known as Lydia Ann Hillier MD.
Where is Lydia Peltier located?
Lydia Peltier practices at 18100 NE Union Hill Rd Fl 2, Redmond, WA 98052. The listed phone number is (425) 881-5437.
What is Lydia Peltier's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Lydia Peltier enrolled in Medicare?
Yes. Lydia Peltier is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lydia Peltier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lydia Peltier reassigns Medicare benefits to Swedish Health Services (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 Lydia Peltier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lydia Peltier accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Lydia Peltier 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 Lydia Peltier was last updated on January 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Lydia Hillier Peltier, MD · NPI 1942824917
Pediatrics physician in Redmond, Washington. Individual provider, active in the CMS NPPES registry since June 4, 2020.
## Identity
- **NPI:** 1942824917 (Entity type: Individual)
- **Enumerated:** June 4, 2020
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** MD61395873 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 18100 NE UNION HILL RD FL 2, Redmond, WA 98052-3330
- **Phone:** (425) 881-5437 · **Fax:** (425) 947-4521
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Swedish Health Services (NPI 1073553947, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 19, 2024
- **Other identifiers:** Medicaid 2289679 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1942824917) · Data from the CMS NPPES public registry.