LANDI M TILLIS
NPI 1962036939
Nurse Practitioner - Family in Seattle, WA
About Landi M Tillis NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LANDI M TILLIS (NPI 1962036939) is an individual family provider in Seattle, Washington, licensed in Washington (AP61349220) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, is affiliated with Skagit Valley Hospital, and maintains a secondary practice location in Mount Vernon.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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 and accepts Medicare assignment
Landi M Tillis is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Landi Tillis reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98109
- Reassigned Medicare billing, Washington enrollment
- 915 clinicians in this Medicare group
Seattle, WA 98101
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1992823595 (Washington)
- 142 clinicians in this Medicare group
Granite Falls, WA 98252
- Reassigned Medicare billing, Washington enrollment
- 463 clinicians in this Medicare group
Sedro Woolley, WA 98284
- Reassigned Medicare billing, Washington enrollment
- 139 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Skagit Valley Hospital
Acute Care Hospitals · Mount Vernon, WAWhidbeyhealth Medical Center
Critical Access Hospitals · Coupeville, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98195 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
SEATTLE, WA 98195
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 Landi Tillis's NPI number?
The NPI number for Landi Tillis is 1962036939. It was assigned to this individual provider in the NPPES registry on February 27, 2020.
Where is Landi Tillis located?
Landi Tillis practices at 1959 NE Pacific St, Seattle, WA 98195. The listed phone number is (000) 000-0000.
What is Landi Tillis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Landi Tillis enrolled in Medicare?
Yes. Landi Tillis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Landi Tillis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Landi Tillis reassigns Medicare benefits to 4 organizations: South Sound Inpatient Physicians PLLC (Seattle, WA), Whidbey Island Public Hospital District (Seattle, WA), Public Hospital Dist No 1 Skagit (Granite Falls, WA) and Sound Physicians Emergency Medicine Of Washington PLLC (Sedro Woolley, WA). Each 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 Landi Tillis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Landi Tillis accept?
Health plans from Providence Health Plan list Landi Tillis 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.
Is Landi Tillis affiliated with any hospitals?
According to CMS data, Landi Tillis is affiliated with Skagit Valley Hospital and Whidbeyhealth Medical Center.
When was this NPI record last updated?
The NPPES record for Landi Tillis was last updated on January 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.
# Landi M Tillis · NPI 1962036939
Family physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since February 27, 2020.
## Identity
- **NPI:** 1962036939 (Entity type: Individual)
- **Enumerated:** February 27, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP61349220 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1959 NE PACIFIC ST, Seattle, WA 98195-0001
- **Phone:** (000) 000-0000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): South Sound Inpatient Physicians PLLC (NPI 1699917369, Seattle, WA); Whidbey Island Public Hospital District (NPI 1609497858, Seattle, WA); Public Hospital Dist No 1 Skagit (NPI 1033164470, Granite Falls, WA); Sound Physicians Emergency Medicine Of Washington PLLC (NPI 1629532064, Sedro Woolley, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** January 2, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1962036939) · Data from the CMS NPPES public registry.