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MARISSA BARNHART NP
NPI 1841133667
Nurse Practitioner - Family in Avon, IN

Active since April 14, 2026PECOS EnrolledAccepts Medicare Assignment
7156 CAMBRIDGE PL, AVON, IN 46123(317) 503-0716 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Marissa Barnhart Np NPPES

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

MARISSA BARNHART NP (NPI 1841133667) is an individual family provider in Avon, Indiana, licensed in Indiana (28271789A) and active in the NPI registry since April 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2026).

NPPES Registry Identity

NPI1841133667
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARISSA BARNHARTCredential: NP
Location Address7156 CAMBRIDGE PLAvon, IN 46123-5517
Mailing Address7156 Cambridge PlAvon, IN 46123-5517
Phone(317) 503-0716
Sole ProprietorYes
Medical School CMSOtherGraduated 2026
Enumeration DateApril 14, 2026
NPPES CertifiedApril 14, 2026
✔ NPI 1841133667 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in IN · 28271789A
7156 CAMBRIDGE PL, Avon, IN 46123
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Accepted Insurance

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

Marissa Barnhart Np 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 ID9739643446
PECOS Enrollment IDI20260714002948
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 Marissa Barnhart reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cep America LLC
16 mi
Emergency Medicine
2001 W 86TH ST
Indianapolis, IN 46260
  • Reassigned Medicare billing, Indiana enrollment
  • 598 clinicians in this Medicare group
NPI 1548912553 (317) 338-2345

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 46123 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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.

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 Marissa Barnhart's NPI number?

The NPI number for Marissa Barnhart is 1841133667. It was assigned to this individual provider in the NPPES registry on April 14, 2026.

Where is Marissa Barnhart located?

Marissa Barnhart practices at 7156 Cambridge Pl, Avon, IN 46123. The listed phone number is (317) 503-0716.

What is Marissa Barnhart's specialty?

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

Is Marissa Barnhart enrolled in Medicare?

Yes. Marissa Barnhart 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 organization bills Medicare for Marissa Barnhart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marissa Barnhart reassigns Medicare benefits to Cep America LLC (Indianapolis, IN). 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 Marissa Barnhart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marissa Barnhart accept?

Health plans from CareSource list Marissa Barnhart 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 Marissa Barnhart was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.