Prospective Collection of Urine Samples
from Men Undergoing Prostate Biopsy


Study Type:

Interventional (Clinical Trial)

Study Design:

  • Estimated Enrollment: 94 participants
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)
  • Primary Purpose: Treatment

Official Title: A Multi-center, Open-label, Single-arm Phase 2 Study of the Adjuvant Treatment of Apalutamide and Androgen Deprivation Therapy (ADT) in Treatment-naïve Participants Who Have Undergone Radical Prostatectomy (RP) for Non-metastatic Prostate Cancer and Who Are at High Risk for Metastases


Study Type:


Study Design:

  • Estimated Enrollment: 10000 participants
  • Observational Model: Cohort
  • Time Perspective: Prospective

Official Title: Biomarker Study to Determine Frequency of DNA-repair Defects in Men With Metastatic Prostate Cancer


Study Type:

Interventional (Clinical Trial)

Study Design:

  • Observational Model: Cohort
  • Time Perspective: Prospective
  • Allocation: Randomized
  • Intervention Model: Sequential Assignment
  • Intervention Model Description: Phase 1 Dose Escalation to determine Recommended Phase II Dose (RP2D) of LAE001/Prednisone plus Afuresertib in m-CRPC patients. Once RP2D is determined, Phase II will evaluate LAE001/Prednisone plus Afuresertib vs Afuresertib monotherapy in m-CRPC patients.
  • Estimated Enrollment: 74 participants
  • Masking: None (Open Label)
  • Primary Purpose: Treatment

Official Title: A Phase I/II Dose-Escalation and Efficacy Study of LAE001/Prednisone Plus Afuresertib in Patients With Metastatic Castration-resistant Prostate Cancer Following Standard of Care Treatment


Study Type:


Study Design:

  • Observational Model: Cohort
  • Time Perspective: Prospective
  • Estimated Enrollment: 1000 participants

Official Title:Darolutamide Observational Study in Non-metastatic Castration-resistant

Lead Payment Poster

Job Description

Position Overview

Responsible for the business office Accounts Receivable department/ functions of which include but are not limited to: Payment Posting, EDI, ERA, EFT and PM setup, support and maintenance and leading the A/R Team. This is a working Lead position.

Essential Job Functions

  • Post payments received electronically and by paper for medical services into the PM system.
  • Setup, maintain and provide support for EDI, ERA, EFT and PM functions for the Business Office.
  • Provide and maintain daily reconciliation reports to the accounting department.
  • Perform monthly closing procedures.
  • Assist business office staff on PM procedures and updates.
  • Manage refund program and ensure correct posting to PM.
  • Review and take corrective action on denied claims.
  • Upload patient satisfaction surveys.
  • Backup filing daily claims.
  • Answer incoming business office phone calls.
  • Respond to incoming Business office questions from patients in person & on the portal.
  • Assist other departments and patients with business office questions.
  • Perform other duties, special projects as assigned by supervisor / manager.
  • Leads the A/R Staff of four.


  • Minimum 3-5 years’ experience working in a related medical office role.
  • Experience working with windows-based PM/EMR – GE, Centricity preferred.
  • Knowledge of CPT and ICD10 coding and insurance reimbursement practices.
  • Strong communication skills, both written and oral.
  • Ability to work both independently and as a team.
  • Ability to effectively interact with all levels of company staff, physicians, patients and outside agencies.
  • Ability to maintain a high level of organization and attention to detail.
  • Excellent computer skills.

High School Diploma or equivalent.

All applicants must complete an employment application via our web site:

Application Form

Erica Fielder, MSN, FNP-BC

Erica Fielder, MSN, FNP-BC

Nurse Practitioner

Erica is originally from Southern California. She moved to Des Moines, Iowa to attend Drake University and Mercy College of Health Sciences where she received her B.S. in Health Sciences as well as her BSN. She then went on to work as a Registered Nurse in the Emergency Room for 4 years. During this time, she began her Master’s work through the University of Southern California. Upon completion of her MSN she became board certified through the American Nurses Credentialing Center. Erica then relocated to Eugene/Springfield area.  In her free time, Erica enjoys hiking, running, and traveling.




Master of Science Nursing, University of Southern California, Los Angeles, CA, 2020
Bachelor of Science, Nursing, Mercy College of Health Sciences, Des Moines, IA, 2016
Bachelor of Science, Health Sciences, Drake University, Des Moines, IA 2015

Certification and Licensure

Family Nurse Practitioner-BC – American Nurses Credentialing Center
ARNP License, Iowa Board of Nursing
Compact State Registered Nurse, Iowa Board of Nursing
Basic Life Support Certification
Advanced Cardiac Life Support
Pediatric Advanced Life Support
Trauma Nursing Core Course

Medical Experience

Nurse Practitioner, Oregon Urology Institute, Springfield, OR,  2020 – current
Family Nurse Practitioner, Community Health Center of Fort Dodge, Fort Dodge, IA -2020
Registered Nurse, Emergency Department, MercyOne Medical Center, Des Moines, IA, 2017-2020


Study Type:

Interventional[Clinical Trial]

Study Design:

    Interventional Model: Sequential Assignment

  • Intervention Model Description: Lead-in open-label androgen-receptor blocker (ARB) followed by double-blind Radium-223 or placebo.
  • Estimated Enrollment: 499 participants
  • Masking: Double (Participant, Investigator)
  • Primary Purpose: Treatment
  • Official Title:

    ESCALATE, A Phase III Randomized Study Comparing Enzalutamide or Darolutamide With Radium-223 vs Enzalutamide or Darolutamide With Placebo and the Effect Upon Symptomatic Skeletal Event-Free Survival for mCRPC Patients