DIANA SZILVASI (DNP, ARNP, FNP-C) – Family Nurse Practitioner, NPI 1891518858

DIANA SZILVASI (DNP, ARNP, FNP-C) is a healthcare provider. based in Bellevue, Washington. specializing in NURSE PRACTITIONER. They hold the professional credentials DNP, ARNP, FNP-C. They hold a License No. AP61599561 (WA). The NPI Number for DIANA SZILVASI (DNP, ARNP, FNP-C) is 1891518858

Main info

Female
Sole Proprietor
2 Years Of Experience
Accepts Medicare Assignment
Name
DIANA SZILVASI (DNP, ARNP, FNP-C)
NPI
1891518858
Phone
Not provided
Address
2100 116TH AVE NE
Enumeration Date
6 November 2024
Last Update Date
22 July 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
4254530766
Graduation Year
2024 (2 years ago)
PAC ID
0345759940
Group Practice PAC ID
3577548197
Professional Enrollment ID
I20250604002895
Address ID
WA980043016BE2100XNEXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience26
Completeness85
Years active:1State licenses:1Digital endpointsOther names

6,261 NURSE PRACTITIONER in WA

Provider Addresses for DIANA SZILVASI (DNP, ARNP, FNP-C)

  • 2100 116TH AVE NE

    BELLEVUE, WA 980043016

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-06-04

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20250604002895INurse PractitionerWATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 98004)

Loading plans...

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3577548197View full group profile
NameSpecialtyState
R H E U M A T O L O G YIA
Rheumatology, Internal MedicineWA
R H E U M A T O L O G YUT
R H E U M A T O L O G YWA
Nurse PractitionerMD
Physician AssistantWA
R H E U M A T O L O G YTX

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Can I cross-check DIANA SZILVASI (DNP, ARNP, FNP-C) using NPI 1891518858?
NPI 1891518858 belongs to DIANA SZILVASI (DNP, ARNP, FNP-C); compare other details if you need extra assurance.
Active or inactive — what applies to DIANA SZILVASI (DNP, ARNP, FNP-C)?
You should see DIANA SZILVASI (DNP, ARNP, FNP-C) as active in CMS-hosted NPPES data.
What expertise is attributed to DIANA SZILVASI (DNP, ARNP, FNP-C)?
DIANA SZILVASI (DNP, ARNP, FNP-C)'s specialty line reads Family Nurse Practitioner. Clinical services aligned with this taxonomy classification.
Is DIANA SZILVASI (DNP, ARNP, FNP-C) associated with Bellevue?
Public fields place DIANA SZILVASI (DNP, ARNP, FNP-C) around Bellevue, Washington. Always confirm the exact site before visiting.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

Similar Providers

MS. CYNTHIA GRACE MEINECKE (ARNP)

Family Nurse Practitioner
1021, 163rd Avenue Southeast, Bellevue, King County, Washington, 98008, United States
NPI: 1215939921

MISS GAYLENE ANN ADAMS (ARNP)

Family Nurse Practitioner
Factoria Boulevard Southeast, Factoria, Bellevue, King County, Washington, 98005-4317, United States
NPI: 1417946955

JENNIFER L. D. HEUBERGER (ARNP)

Family Nurse Practitioner
1200, 112th Avenue Northeast, Bellevue, King County, Washington, 98004, United States
NPI: 1578545075

COURTNEY LAIRD MONTGOMERY (ARNP)

Family Nurse Practitioner
1031, Randsfjordvegen, Fall, Søndre Land, Innlandet, 2864, Norway
NPI: 1992784656

REBECCA ANNE EVANS (ARNP)

Family Nurse Practitioner
Bellevue Post Office, 1171, Bellevue Way Northeast, Bellevue, King County, Washington, 98004, United States
NPI: 1316926108

NATALIA PASUMANSKY (DNP)

Nurse Practitioner
2007 152ND AVE NE
NPI: 1366417909

HEATHER R LIEN (ARNP)

Nurse Practitioner
1120, 112th Avenue Northeast, Bellevue, King County, Washington, 98004, United States
NPI: 1114976446

JANILE MARTIN

Family Nurse Practitioner
1601, 116th Avenue Northeast, Northup, Bellevue, King County, Washington, 98004, United States
NPI: 1326099482

RENEE CANTARINI (ARNP)

Family Nurse Practitioner
112th Avenue Northeast, Bellevue, King County, Washington, 98009, United States
NPI: 1588602569