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MISS GILLIAN DAVA CARUSO
NPI 1528693496
Nurse Anesthetist, Certified Registered in Seattle, WA

Active since March 11, 2020Accepts Medicare Assignment
1100 9TH AVE, SEATTLE, WA 98101(206) 223-6980(206) 223-6982 Get Directions Write a Review

NPPES record last updated: April 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 3, 2026, Mar 11, 2020 (2 updates tracked since 2020).

About Miss Gillian Dava Caruso NPPES

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

MISS GILLIAN DAVA CARUSO (NPI 1528693496) is an individual nurse anesthetist, certified registered in Seattle, Washington, licensed in Washington (AP70084423) and active in the NPI registry since March 2020. She is affiliated with Virginia Mason Medical Center and is a graduate of Other (2025).

NPPES Registry Identity

NPI1528693496
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameMISS GILLIAN DAVA CARUSO
Location Address1100 9TH AVESeattle, WA 98101-2756
Mailing AddressPo Box 741515Los Angeles, CA 90074-1515 · (206) 223-6980 · Fax (206) 223-6982
Phone(206) 223-6980
Fax(206) 223-6982
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateMarch 11, 2020
Last NPPES UpdateApril 3, 20262 updates tracked since enumeration
NPPES CertifiedApril 3, 2026
✔ NPI 1528693496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in WA · AP70084423
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
1100 9TH AVE, Seattle, WA 98101
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health.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

Miss Gillian Dava Caruso 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 ID1355824582
PECOS Enrollment IDI20260316001184

Medicare Billing Reassignment

Medicare enrollment records show Gillian Caruso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Virginia Mason Medical Center
Same address
Gastroenterology
1100 9TH AVE
Seattle, WA 98101
  • Reassigned Medicare billing, Washington enrollment
  • 1,021 clinicians in this Medicare group
NPI 1003970989 (206) 223-6600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Virginia Mason Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500005
Location925 Seneca StSeattle, WA 98101 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98101 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$143.76 typical visit price
range $63.67 – $189.37
Typical copayment $35.94 (range $15.91 – $47.34)
Most-billed visit code 99204
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

JACLYN ANN SUBKOVIAK OT
Occupational Therapist
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 341-0461
MARCIE G HUME PHARM.D.
Pharmacist
1100 9TH AVE, MS C3-PO
SEATTLE, WA 98101
King County (206) 223-6877
DR. VINAY GUPTA MD
Internal Medicine (Critical Care Medicine)
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6980
MARY JO BUKOVIC CCP
Contractor
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
PEGAH SAFAEIAN D.O.
Physical Medicine & Rehabilitation
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
MRS. GENEVIEVE HOUDET-COTE SLP
Speech-Language Pathologist
1100 9TH AVE, MS:H4-PMR
SEATTLE, WA 98101
King County (206) 341-0461
ROBERT DALE MCCLURE MD
Surgery
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600
VIRGINIA MASON MEDICAL CENTER
Internal Medicine (Gastroenterology)
1100 9TH AVE
SEATTLE, WA 98101
King County (206) 223-6600

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 Gillian Caruso's NPI number?

The NPI number for Gillian Caruso is 1528693496. It was assigned to this individual provider in the NPPES registry on March 11, 2020.

Where is Gillian Caruso located?

Gillian Caruso practices at 1100 9th Ave, Seattle, WA 98101. The listed phone number is (206) 223-6980.

What is Gillian Caruso's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Gillian Caruso enrolled in Medicare?

Yes. Gillian Caruso 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 organization bills Medicare for Gillian Caruso's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gillian Caruso reassigns Medicare benefits to Virginia Mason Medical Center (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 Gillian Caruso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gillian Caruso accept?

Health plans from Ambetter Health list Gillian Caruso 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 Gillian Caruso affiliated with any hospitals?

According to CMS data, Gillian Caruso is affiliated with Virginia Mason Medical Center.

When was this NPI record last updated?

The NPPES record for Gillian Caruso was last updated on April 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.