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COURTNEY ELLEN NIXON FNP
NPI 1942399241
Nurse Practitioner - Family in Amherst, MA

Active since October 12, 2006PECOS Enrolled
150 INFIRMARY WAY, AMHERST, MA 01003(413) 577-5000(413) 577-5106 Get Directions Write a Review

NPPES record last updated: December 20, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Courtney Ellen Nixon Fnp NPPES

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

COURTNEY ELLEN NIXON FNP (NPI 1942399241) is an individual family provider in Amherst, Massachusetts, licensed in Massachusetts (231684) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942399241
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameCOURTNEY ELLEN NIXONCredential: FNP
Location Address150 INFIRMARY WAYAmherst, MA 01003-9288
Mailing AddressPo Box 24410Eugene, OR 97402-0451
Phone(413) 577-5000
Fax(413) 577-5106
Sole ProprietorNo
Enumeration DateOctober 12, 2006
Last NPPES UpdateDecember 20, 2022
NPPES CertifiedDecember 20, 2022
✔ NPI 1942399241 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MA · 231684
Also ListedFamily MedicineTaxonomy 207Q00000X · License 200750098NP (OR)
150 INFIRMARY WAY, Amherst, MA 01003
Open in Google Maps ↗

Other Identifiers 1

Medicaid278844OR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Courtney Ellen Nixon Fnp 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 Reassignment

Medicare enrollment records show Courtney Nixon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mount Auburn Professional Services Inc
71 mi
Internal Medicine
330 MOUNT AUBURN ST
Cambridge, MA 02138
  • Reassigned Medicare billing, Massachusetts enrollment
  • 423 clinicians in this Medicare group
NPI 1992750996 (617) 499-5654

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 01003 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

CONSTANCE B. LENTZ MD
Internal Medicine
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
DR. LISA MARIE LAZARZ-CIESLA MD
Family Medicine
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
MRS. MARLO LAGRANT
Physical Therapist
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
UMASS HEALTH SERVICES AMHERST
Clinic/Center (Urgent Care)
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
GREGORY W. LITTLE MD
Pediatrics
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
DR. PATRICIA A BARROWS PH.D.
Psychologist
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
CLAIRE L. DWYER PT
Physical Therapist
150 INFIRMARY WAY
AMHERST, MA 01003
Hampshire County (413) 577-5000
KAREN ANN KALMAKIS NP
Nurse Practitioner
150 INFIRMARY WAY, UNIVERSITY HEALTH SERVICES
AMHERST, MA 01003
Hampshire County (413) 577-5000

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 Courtney Nixon's NPI number?

The NPI number for Courtney Nixon is 1942399241. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Where is Courtney Nixon located?

Courtney Nixon practices at 150 Infirmary Way, Amherst, MA 01003. The listed phone number is (413) 577-5000.

What is Courtney Nixon's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Courtney Nixon enrolled in Medicare?

Yes. Courtney Nixon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Courtney Nixon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Courtney Nixon reassigns Medicare benefits to Mount Auburn Professional Services Inc (Cambridge, MA). The 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 Courtney Nixon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Courtney Nixon accept?

Health plans from Providence Health Plan list Courtney Nixon 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 Courtney Nixon was last updated on December 20, 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.