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NICHOLAS ANDREW WILLIS
NPI 1609429125
Registered Nurse in Portland, OR

Active since July 23, 2019Accepts Medicare Assignment
87.22/100
CMS Quality Rating
3455 SW US VETERANS HOSPITAL RD, PORTLAND, OR 97239(360) 431-4408 Get Directions Write a Review

NPPES record last updated: July 23, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Nicholas Andrew Willis NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NICHOLAS ANDREW WILLIS (NPI 1609429125) is an individual registered nurse in Portland, Oregon, licensed in Oregon (201900742RN) and active in the NPI registry since July 2019. He is affiliated with Peacehealth St John Medical Center and is a graduate of Other (2022).

NPPES Registry Identity

NPI1609429125
Entity TypeIndividualMale
Primary Taxonomy163W00000X
Provider Legal NameNICHOLAS ANDREW WILLIS
Location Address3455 SW US VETERANS HOSPITAL RDPortland, OR 97239-3076
Mailing Address3455 Sw Us Veterans Hospital RdPortland, OR 97239-3076 · (360) 431-4408
Phone(360) 431-4408
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJuly 23, 2019
✔ NPI 1609429125 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in OR · 201900742RN
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
3455 SW US VETERANS HOSPITAL RD, Portland, OR 97239
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska.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

Nicholas Andrew Willis 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.

PECOS PAC ID5991187486
PECOS Enrollment IDI20220920002953

Medicare Billing Reassignments

5

Medicare enrollment records show Nicholas Willis reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Anesthesia Associates Northwest LLC
4.4 mi
Anesthesiology
10150 SE 32ND AVE
Milwaukie, OR 97222
  • Reassigned Medicare billing, Oregon enrollment
  • 183 clinicians in this Medicare group
NPI 1548281751 (503) 513-8300
Peacehealth
10 mi
General Acute Care Hospital
400 NE MOTHER JOSEPH PL
Vancouver, WA 98664
  • Reassigned Medicare billing, Washington enrollment
  • 244 clinicians in this Medicare group
NPI 1134178999 (360) 256-2000
Peacehealth
45 mi
Multi-Specialty
1615 DELAWARE ST
Longview, WA 98632
  • Reassigned Medicare billing, Washington enrollment
  • 308 clinicians in this Medicare group
NPI 1720056187 (360) 414-2000
Paceline Anesthesia, PLLC
149 mi
Nurse Anesthetist, Certified Registered
1135 116TH AVE NE, SUITE 570
Bellevue, WA 98004
  • Reassigned Medicare billing, Washington enrollment
  • 83 clinicians in this Medicare group
NPI 1417273780 (425) 451-7335
Anesthetic Solutions, Inc
220 mi
Nurse Anesthetist, Certified Registered
1333 E BARNETT RD
Medford, OR 97504
  • Reassigned Medicare billing, Washington enrollment
  • 11 clinicians in this Medicare group
NPI 1477022259 (541) 858-4000

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.

Anesthesia for lens surgery 00142
Anesthesia for lens surgery involves administering medication to numb the eye area, ensuring you feel no pain during the procedure. This can be a local anesthetic (numbing only the eye area) or general (where you're asleep). It helps make the surgery comfortable and stress-free.
49 services47 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
17 services17 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
14 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Peacehealth St John Medical Center

Acute Care Hospitals · Longview, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500041
Location1615 Delaware StreetLongview, WA 98632 · Cowlitz County
Emergency services Birthing friendly

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.

87.22/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.5
Promoting Interoperability100
Improvement Activities40
Cost68.9

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.

JOSEPHINE PATRICIA ANDERT
Student in an Organized Health Care Education/Training Program
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7725
MARIAME BONGO SANOH CRNA
Nurse Anesthetist, Certified Registered
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7725
LUCIA ALEJANDRA MARTINEZ HERNANDEZ RN, BSN, CMSRN
Student in an Organized Health Care Education/Training Program
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 418-2212
KAITLIN DELFIN RN
Registered Nurse (Obstetric, High-Risk)
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7534
KELSEY TASSINARI POPPE CNM
Advanced Practice Midwife
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7725
VINCENT BELOTTI
Student in an Organized Health Care Education/Training Program
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7725
VERONICA CLAIRE MAURI
Student in an Organized Health Care Education/Training Program
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (503) 494-7725
MATTHEW GIZNIK
Student in an Organized Health Care Education/Training Program
3455 SW US VETERANS HOSPITAL RD
PORTLAND, OR 97239
Multnomah County (847) 800-8951

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 Nicholas Willis's NPI number?

The NPI number for Nicholas Willis is 1609429125. It was assigned to this individual provider in the NPPES registry on July 23, 2019.

Where is Nicholas Willis located?

Nicholas Willis practices at 3455 SW Us Veterans Hospital Rd, Portland, OR 97239. The listed phone number is (360) 431-4408.

What is Nicholas Willis's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

Is Nicholas Willis enrolled in Medicare?

Yes. Nicholas Willis 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 Nicholas Willis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Willis reassigns Medicare benefits to 5 organizations: Anesthesia Associates Northwest LLC (Milwaukie, OR), Peacehealth (Vancouver, WA), Peacehealth (Longview, WA), Paceline Anesthesia, PLLC (Bellevue, WA) and Anesthetic Solutions, Inc (Medford, OR). 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 Nicholas Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nicholas Willis accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Nicholas Willis 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 Nicholas Willis affiliated with any hospitals?

According to CMS data, Nicholas Willis is affiliated with Peacehealth St John Medical Center.

When was this NPI record last updated?

The NPPES record for Nicholas Willis was last updated on July 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.