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Joshua Michael O.

Joshua Michael O.

Medical Billing Representative

I am a highly experienced Medical Billing Representative with over 6 years of proven success in the US healthcare industry. I specialize in insurance verification, charge entry, claims submission, payment posting, denial management, and AR follow-ups. My background includes working with various medical specialties. I understand the importance of accuracy, compliance, and timely processing in the revenue cycle. I’m efficient in CPT/ICD-10 coding, navigating payer portals, and ensuring maximum reimbursements while minimizing denials. My attention to detail, strong communication skills, and commitment to client success make me a reliable partner for any billing team. ✔ HIPAA-compliant ✔ Knowledgeable in US insurance policies (Medicare, Medicaid, BCBS, Aetna, UHC, etc.) ✔ Fast learner, detail-oriented, and deadline-driven ✔ Familiar with both in-house and remote billing environments If you're looking for a dedicated medical billing professional to help streamline your practice's billing process and improve cash flow, I’m here to help.

🇵🇭Muntinlupa, Philippines$10/hr100% JSSSince Apr 2023

Earnings and projects

MRR
$76

Last 6 months ÷ 6

World#141,877 / 412k
🇵🇭Country#22,854 / 56.3k
Revenue, last 30 days
$0

Last 6 months: $454

Total earnings
$19k

Billed in all: $20k

World#143,769 / 412k
🇵🇭Country#23,848 / 56.3k
Per projectas of Sep 25
$19k

$454 in the last 6 months

World#6,355 / 412k
🇵🇭Country#1,245 / 56.3k
Projects, last 6 monthsas of Sep 25
1
0% fixed100% hourly
World#128,092 / 412k
🇵🇭Country#14,297 / 56.3k
Projects in allas of Sep 25
1
0% fixed100% hourly
World#360,671 / 412k
🇵🇭Country#43,767 / 56.3k

Earnings, last 30 days

$20.2kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$19,750$20,000$20,250$20,500No dataOct 8Oct 23Nov 7

Read once a week before Nov 6, 2026, daily since. Dotted: longer than usual between two readings. Hatched: over two weeks without one.

Skill rankings: Top 29% in DOS

Ranked by MRR among everyone on Upwork with the skill.

  1. 2DOS7 freelancers · 🇵🇭 #1Top 29%
  2. #670Medical Billing & Coding1,512 freelancers · 🇵🇭 #203Top 44%
  3. #957Invoicing2,164 freelancers · 🇵🇭 #446Top 44%
  4. #20,541Data Entry53,630 freelancers · 🇵🇭 #8,931Top 38%