1. Home
  2. Directory
  3. Illinois
  4. Lisle
  5. Nurse Practitioner
  6. NPI Profile

FHYNE DULNUAN APN
NPI 1144723339
Nurse Practitioner in Lisle, IL

Active since March 14, 2018PECOS EnrolledAccepts Medicare Assignment
430 WARRENVILLE RD STE 310, LISLE, IL 60532(630) 717-2600(630) 718-2656 Get Directions Write a Review

NPPES record last updated: February 28, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 28, 2025, Mar 14, 2018 (2 updates tracked since 2018).

About Fhyne Dulnuan Apn NPPES

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

FHYNE DULNUAN APN (NPI 1144723339) is an individual nurse practitioner in Lisle, Illinois, licensed in Illinois (209017313) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Elmhurst Memorial Hospital, and maintains a secondary practice location in Hinsdale.

NPPES Registry Identity

NPI1144723339
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameFHYNE DULNUANCredential: APN
Location Address430 WARRENVILLE RD STE 310Lisle, IL 60532-1348
Mailing AddressPob 7132960Chicago, IL 60677-0001 · (630) 469-9200
Phone(630) 717-2600
Fax(630) 718-2656
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 14, 2018
Last NPPES UpdateFebruary 28, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 28, 2025
✔ NPI 1144723339 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209017313
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 209017313 (IL)
430 WARRENVILLE RD STE 310, Lisle, IL 60532
Open in Google Maps ↗

Secondary Practice Location 1

Location 1120 N Oak StHinsdale, IL 60521-3829 · Phone (630) 856-9000

Accepted Insurance

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

Fhyne Dulnuan Apn 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 ID1153685003
PECOS Enrollment IDI20180501002314
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

4

Medicare enrollment records show Fhyne Dulnuan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Central Dupage Physician Group
2.6 mi
Family Medicine
5777 DEPARTMENT
Carol Stream, IL 60122
  • Reassigned Medicare billing, Illinois enrollment
  • 1,664 clinicians in this Medicare group
NPI 1033149844 (630) 933-3300
Dupage Medical Group Ltd
2.8 mi
Multi-Specialty
1100 W 31ST ST, STE 300
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 184 clinicians in this Medicare group
NPI 1801833983 (630) 469-9200
Advance Inpatient Medicine LLC
6.6 mi
Hospitalist
903 COMMERCE DRIVE, SUITE 333
Oak Brook, IL 60523
  • Reassigned Medicare billing, Illinois enrollment
  • 63 clinicians in this Medicare group
NPI 1265989875 (630) 571-6770
Illinois Gastroenterology Group, LLC
22 mi
Gastroenterology
745 FLETCHER DRIVE
Elgin, IL 60123
  • Reassigned Medicare billing, Illinois enrollment
  • 235 clinicians in this Medicare group
NPI 1316277817 (847) 888-1300

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 5

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
159 services147 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
152 services151 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
127 services127 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
92 services92 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
16 services16 patients

Hospital Affiliations CMS Care Compare

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

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number140200
Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60532 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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
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.

MICHAEL ROBERT FORBES DO
Family Medicine
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 548-0408
MRS. LAUREN ANN O'CONNOR NP
Nurse Practitioner (Family)
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 545-7659
EMILY CATHERINE SPROAT PT, DPT
Physical Therapist
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 967-2000
DR. MARC I BRAND M.D.
Colon & Rectal Surgery
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 790-1700
EMILY ISAACSON PA
Physician Assistant
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 545-7569
JENNIFER BUENING APN, FNP-C
Nurse Practitioner
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 545-7569
STEVEN BENJAMIN BRANDES M.D.
Urology
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 790-1221
LINDSAY E CARR PT
Physical Therapist
430 WARRENVILLE RD STE 310
LISLE, IL 60532
Dupage County (630) 967-2000

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 Fhyne Dulnuan's NPI number?

The NPI number for Fhyne Dulnuan is 1144723339. It was assigned to this individual provider in the NPPES registry on March 14, 2018.

Where is Fhyne Dulnuan located?

Fhyne Dulnuan practices at 430 Warrenville Rd Ste 310, Lisle, IL 60532. The listed phone number is (630) 717-2600.

What is Fhyne Dulnuan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Fhyne Dulnuan enrolled in Medicare?

Yes. Fhyne Dulnuan 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 Fhyne Dulnuan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Fhyne Dulnuan reassigns Medicare benefits to 4 organizations: Central Dupage Physician Group (Carol Stream, IL), Dupage Medical Group Ltd (Downers Grove, IL), Advance Inpatient Medicine LLC (Oak Brook, IL) and Illinois Gastroenterology Group, LLC (Elgin, IL). 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 Fhyne Dulnuan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Fhyne Dulnuan accept?

Health plans from Oscar Health list Fhyne Dulnuan 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 Fhyne Dulnuan affiliated with any hospitals?

According to CMS data, Fhyne Dulnuan is affiliated with Elmhurst Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Fhyne Dulnuan was last updated on February 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.