MAIA SEBEK LOEFFLER ARNP
NPI 1619758372
Nurse Practitioner - Pediatrics in Seattle, WA
About Maia Sebek Loeffler Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MAIA SEBEK LOEFFLER ARNP (NPI 1619758372) is an individual pediatrics provider in Seattle, Washington, licensed in Washington (AP61493047) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 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)
Maia Sebek Loeffler Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Maia Loeffler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Seattle Childrens Hospital
- 912 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 98105 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 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
SEATTLE, WA 98105
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 Maia Loeffler's NPI number?
The NPI number for Maia Loeffler is 1619758372. It was assigned to this individual provider in the NPPES registry on October 9, 2023. The provider is also known as Maia Tian Sebek.
Where is Maia Loeffler located?
Maia Loeffler practices at 4800 Sand Point Way NE, Seattle, WA 98105. The listed phone number is (206) 987-2000.
What is Maia Loeffler's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Maia Loeffler enrolled in Medicare?
Yes. Maia Loeffler is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Maia Loeffler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maia Loeffler reassigns Medicare benefits to Seattle Children's Hospital (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 Maia Loeffler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maia Loeffler accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Maia Loeffler 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 Maia Loeffler was last updated on October 9, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Maia Sebek Loeffler, ARNP · NPI 1619758372
Pediatrics physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since October 9, 2023.
## Identity
- **NPI:** 1619758372 (Entity type: Individual)
- **Enumerated:** October 9, 2023
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** AP61493047 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 4800 SAND POINT WAY NE, Seattle, WA 98105-3901
- **Phone:** (206) 987-2000
## 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:** Seattle Children's Hospital (NPI 1003319500, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 9, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1619758372) · Data from the CMS NPPES public registry.