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Catherine S.
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Catherine S.

Medical Billing and AR Collections Specialist

I have over 11 years of experience in medical billing and AR collections, specializing in claim submission, denial management, prior authorizations, and payment posting. I prepared and submitted accurate claims, processed prior authorizations, verified eligibility, and coordinated with providers, payers, and patients to ensure compliance and timely reimbursement. I also handled collections, managed escalated claims, and resolved complex billing issues.

🇵🇭Malabon, Philippines$5/hr90% JSSSince Sep 2025

Earnings and projects

MRR
$1.1k

Last 6 months ÷ 6

World#43,718 / 412k
🇵🇭Country#7,764 / 56.3k
Revenue, last 30 days
$1.1k

Last 6 months: $6.7k

World#39,525 / 412k
🇵🇭Country#7,644 / 56.3k
Total earnings
$16k

Billed in all: $16k

World#160,152 / 412k
🇵🇭Country#26,369 / 56.3k
Per project
$16k

$6.7k in the last 6 months

World#8,745 / 412k
🇵🇭Country#1,858 / 56.3k
Projects, last 6 months
1
0% fixed100% hourly
World#128,095 / 412k
🇵🇭Country#14,297 / 56.3k
Projects in all
1
0% fixed100% hourly
World#360,674 / 412k
🇵🇭Country#43,767 / 56.3k

Earnings, last 30 days

$16.5k+$1.1k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$15k$16k$17kOct 8Oct 23Nov 7

Skill rankings: Top 11% in Data Entry

Ranked by MRR among everyone on Upwork with the skill.

  1. #205Medical Billing970 freelancers · 🇵🇭 #88Top 21%
  2. #638Accounts Receivable3,593 freelancers · 🇵🇭 #198Top 18%
  3. #5,734Data Entry53,630 freelancers · 🇵🇭 #2,880Top 11%