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STEPHANIE RAE DUFFY NP
NPI 1417429796
Nurse Practitioner - Adult Health in Glendale, AZ

Active since December 26, 2018PECOS Enrolled
6622 N 91ST AVE STE 200, GLENDALE, AZ 85305(623) 547-4668(623) 535-7869 Get Directions Write a Review

NPPES record last updated: December 28, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 28, 2022, Nov 16, 2021, Jun 11, 2019 and 1 more (4 updates tracked since 2018).

About Stephanie Rae Duffy Np NPPES

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

STEPHANIE RAE DUFFY NP (NPI 1417429796) is an individual adult health provider in Glendale, Arizona, licensed in Arizona (266165) and active in the NPI registry since December 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417429796
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameSTEPHANIE RAE DUFFYCredential: NP
Location Address6622 N 91ST AVE STE 200Glendale, AZ 85305-2569
Mailing Address3333 E Camelback Rd Ste 180Phoenix, AZ 85018-2396 · (602) 224-3315 · Fax (602) 224-3315
Phone(623) 547-4668
Fax(623) 535-7869
Sole ProprietorNo
Enumeration DateDecember 26, 2018
Last NPPES UpdateDecember 28, 20224 updates tracked since enumeration
NPPES CertifiedDecember 28, 2022
✔ NPI 1417429796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in AZ · 266165
Also ListedRegistered Nurse · NephrologyTaxonomy 163WN0300X · License 209018586 (IL)
6622 N 91ST AVE STE 200, Glendale, AZ 85305
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Imperial Insurance Companies, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephanie Rae Duffy Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show Stephanie Duffy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Akdhc, LLC
4.8 mi
Nephrology
13090 N 94TH DR, STE 210
Peoria, AZ 85381
  • Reassigned Medicare billing, Arizona enrollment
  • 155 clinicians in this Medicare group
NPI 1164611596 (623) 974-1763
Amardeep S Majhail MD PC
11 mi
Geriatric Medicine
14674 W MOUNTAIN VIEW BLVD, SUITE 200
Surprise, AZ 85374
  • Reassigned Medicare billing, Arizona enrollment
  • 4 clinicians in this Medicare group
NPI 1558745380 (602) 510-7142

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85305 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AMIR MAHER ASSAAD PHILOBOS MD
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
DR. JAMES C. FERRARO D.O.
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
VAMSI ROKKAM M.D.
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
AKDHC, LLC
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
PRISCILA EURENIA HERNANDEZ NP
Nurse Practitioner (Psychiatric/Mental Health)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
GOLNAZ VAHDANI MD
Student in an Organized Health Care Education/Training Program
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
JEANS L CHOI D.O.
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668
CHRISTOPHER TEOFIL NEAGRA D.O
Internal Medicine (Nephrology)
6622 N 91ST AVE STE 200
GLENDALE, AZ 85305
Maricopa County (623) 547-4668

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 Stephanie Duffy's NPI number?

The NPI number for Stephanie Duffy is 1417429796. It was assigned to this individual provider in the NPPES registry on December 26, 2018.

Where is Stephanie Duffy located?

Stephanie Duffy practices at 6622 N 91st Ave Ste 200, Glendale, AZ 85305. The listed phone number is (623) 547-4668.

What is Stephanie Duffy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Stephanie Duffy enrolled in Medicare?

Yes. Stephanie Duffy is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Stephanie Duffy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Duffy reassigns Medicare benefits to 2 organizations: Akdhc, LLC (Peoria, AZ) and Amardeep S Majhail MD PC (Surprise, AZ). 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 Stephanie Duffy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Stephanie Duffy accept?

Health plans from Imperial Insurance Companies, Inc. list Stephanie Duffy 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.

When was this NPI record last updated?

The NPPES record for Stephanie Duffy was last updated on December 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.