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DR. CORTNEY DEL DUFFY PH.D.
NPI 1740763085
Psychologist - Clinical in Duluth, MN

Active since September 12, 2018PECOS EnrolledAccepts Medicare Assignment
306 W SUPERIOR ST STE 405, DULUTH, MN 55802(218) 203-9335 Get Directions Write a Review

NPPES record last updated: July 15, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 15, 2021, Mar 10, 2021, Nov 1, 2018 and 1 more (4 updates tracked since 2018).

About Dr. Cortney Del Duffy Ph.d. NPPES

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

DR. CORTNEY DEL DUFFY PH.D. (NPI 1740763085) is an individual clinical provider in Duluth, Minnesota, licensed in Minnesota (LP6283) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS, maintains a secondary practice location in Duluth, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1740763085
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. CORTNEY DEL DUFFYCredential: PH.D.
Location Address306 W SUPERIOR ST STE 405Duluth, MN 55802-5017
Mailing Address2827 Jefferson StDuluth, MN 55812-2323 · (612) 910-1653
Phone(218) 203-9335
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateSeptember 12, 2018
Last NPPES UpdateJuly 15, 20214 updates tracked since enumeration
NPPES CertifiedJuly 15, 2021
✔ NPI 1740763085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MN · LP6283
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologist · CounselingTaxonomy 103TC1900X · License LP6283 (MN)
306 W SUPERIOR ST STE 405, Duluth, MN 55802
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Secondary Practice Location 1

Location 12827 Jefferson StDuluth, MN 55812-2323 · Phone (218) 203-9335

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Cortney Del Duffy Ph.d. 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 ID3577817857
PECOS Enrollment IDI20181127000549
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55802 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
$168.28 typical visit price
range $56.00 – $168.28
Typical copayment $42.07 (range $14.00 – $42.07)
Most-billed visit code 99205
Established Patient
$98.61 typical visit price
range $18.32 – $138.04
Typical copayment $24.65 (range $4.58 – $34.51)
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

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

ROOTED PSYCHOLOGY
Clinic/Center (Mental Health (Including Community Mental Health Center))
306 W SUPERIOR ST STE 405
DULUTH, MN 55802
St. Louis County (218) 203-9553

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 Cortney Duffy's NPI number?

The NPI number for Cortney Duffy is 1740763085. It was assigned to this individual provider in the NPPES registry on September 12, 2018.

Where is Cortney Duffy located?

Cortney Duffy practices at 306 W Superior St Ste 405, Duluth, MN 55802. The listed phone number is (218) 203-9335.

What is Cortney Duffy's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Cortney Duffy enrolled in Medicare?

Yes. Cortney Duffy 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.

When was this NPI record last updated?

The NPPES record for Cortney Duffy was last updated on July 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.