ERIKA L. DUFFY NP
NPI 1700194453
Nurse Practitioner - Primary Care in Billings, MT

Q: What is Erika Duffy's NPI number?

The NPI number for Erika Duffy is 1700194453. It was assigned to this individual provider in the NPPES registry on September 15, 2010.

Q: What is Erika Duffy's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.

Q: When was this NPI record last updated?

The NPPES record for Erika Duffy was last updated on July 14, 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.

Active since September 15, 2010PECOS Enrolled

1233 N 30TH ST, BILLINGS, MT 59101(406) 237-4116 Get Directions Write a Review

NPPES record last updated: July 14, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Erika L. Duffy Np NPPES

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

ERIKA L. DUFFY NP (NPI 1700194453) is an individual primary care provider in Billings, Montana, licensed in Montana (100692) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700194453

Entity TypeIndividualFemale

Primary Taxonomy363LP2300X

Provider Legal NameERIKA L. DUFFYCredential: NP

Location Address1233 N 30TH STBillings, MT 59101-0127

Mailing Address1233 N 30th StBillings, MT 59101-0127 · (406) 237-4116

Phone(406) 237-4116

Sole ProprietorNo

Enumeration DateSeptember 15, 2010

Last NPPES UpdateJuly 14, 2021

NPPES CertifiedJuly 14, 2021

✔ NPI 1700194453 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Primary CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LP2300X

License✔ Licensed in MT · 100692

Also ListedNurse PractitionerTaxonomy 363L00000X · License 33043 (MT)

1233 N 30TH ST, Billings, MT 59101

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Other Identifiers 1

Other4062374116MT · Phone Number

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Erika L. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59101 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

$87.97 typical visit price

range $56.81 – $172.26

Typical copayment $21.99 (range $14.20 – $43.06)

Most-billed visit code 99203

Established Patient

$100.16 typical visit price

range $18.24 – $140.32

Typical copayment $25.04 (range $4.56 – $35.08)

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.

REBEKAH LEE BRADY

Nurse Practitioner (Family)