OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Robb Wilentz
๐Ÿ”ฌ
MDIndividual

Robb Wilentz, MD

NPI: 1033115209
Aventura, FL
10 years of data
Pathology
$12.5M
Total Payments
155.9K
Beneficiaries
230.2K
Services
2.56x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$12.5M
Specialty median$84.1K

๐Ÿ“‹ Key Findings

1Billed $12.5M over 10 years
22.56x markup ratio (above median)
399th percentile in Pathology by payments
492 services/day โ€” unusually high
5Payments surged 55% in 2018
62 procedures with >3x markup

This provider averages 92 services per working day

Based on 230.2K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $12.5M in total Medicare payments ranks in the 99th percentile of Pathology providers nationally.

Averaging 92 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 95% from 2014 to 2023.

84% of their billing comes from a single procedure code (88305 โ€” Pathology examination of tissue using a microscope, intermediate complexity).

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

๐Ÿ“ˆ

Notable: Payments increased 55% in 2018

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$128.67$39.803.23x$88.87$674.0K13.2K9.8K
2015$102.41$39.312.61x$63.10$811.4K16.0K10.9K
2016$114.33$48.712.35x$65.62$972.7K17.0K12.1K
2017$107.77$43.562.47x$64.21$847.2K15.6K11.3K
2018$112.52$45.412.48x$67.11$1.3M23.9K16.7K
2019$116.97$46.792.50x$70.18$1.7M31.5K21.1K
2020$108.10$48.452.23x$59.65$1.6M29.8K19.6K
2021$103.10$46.942.20x$56.16$1.7M30.8K20.5K
2022$107.37$48.472.22x$58.90$1.5M27.3K17.9K
2023$113.20$48.722.32x$64.48$1.3M25.1K16.0K

Top Procedures (11)

88305Pathology examination of tissue using a microscope, intermediate complexity
$10.5M
197.0K services$53.41/svc2.62x markup
88312Special stained specimen slides to identify organisms including interpretation and report
$892.8K
11.3K services$78.74/svc1.96x markup
88342Tissue or cell analysis by immunologic technique
$415.9K
6.2K services$67.12/svc2.14x markup
88341Special stained specimen slides to examine tissue
$324.7K
5.7K services$56.88/svc2.15x markup
88304Pathology examination of tissue using a microscope, moderately low complexityโš  3.6x markup
$260.1K
8.1K services$32.25/svc3.64x markup
G0461Immunohistochemistry or immunocytochemistry, per specimen; first single or multiplex antibody stain
$25.6K
424 services$60.48/svc2.36x markup
88313Special stained specimen slides to examine tissue including interpretation and report
$23.6K
415 services$56.79/svc2.00x markup
88311Preparation of tissue for examination by removing any calcium present
$9.6K
552 services$17.42/svc2.38x markup
G0462Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)
$7.5K
214 services$34.88/svc2.98x markup
88302Pathology examination of tissue using a microscope
$4.8K
187 services$25.73/svc2.72x markup
88300Pathology examination of tissue using a microscope, limited examinationโš  4.2x markup
$1.4K
120 services$12.03/svc4.19x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
88305Pathology examination of tissue using a microscope, intermediate complexity197.0K$10.5M$53.412.62x
88312Special stained specimen slides to identify organisms including interpretation and report11.3K$892.8K$78.741.96x
88342Tissue or cell analysis by immunologic technique6.2K$415.9K$67.122.14x
88341Special stained specimen slides to examine tissue5.7K$324.7K$56.882.15x
88304Pathology examination of tissue using a microscope, moderately low complexity8.1K$260.1K$32.253.64x
G0461Immunohistochemistry or immunocytochemistry, per specimen; first single or multiplex antibody stain424$25.6K$60.482.36x
88313Special stained specimen slides to examine tissue including interpretation and report415$23.6K$56.792.00x
88311Preparation of tissue for examination by removing any calcium present552$9.6K$17.422.38x
G0462Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)214$7.5K$34.882.98x
88302Pathology examination of tissue using a microscope187$4.8K$25.732.72x
88300Pathology examination of tissue using a microscope, limited examination120$1.4K$12.034.19x

Markup Analysis

Charge-to-Payment Ratio

2.56x

This provider submits charges 2.56 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.56x means for every $100 Medicare pays, this provider initially charges $256. This is higher than the national average.

Location

Aventura, FL

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

Similar Providers

Other Pathology providers in FL for peer comparison.

Robb Wilentz (you)
$12.5M
Ryan Olson, MDโš ๏ธ
$54.3M
Wilfredo Blasini, M.D.โš ๏ธ
$35.8M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Ryan Olson, MDFort Myers, FL$54.3Mโš ๏ธ Flagged
Wilfredo Blasini, M.D.Fort Myers, FL$35.8Mโš ๏ธ Flagged

Related

Browse
โ† Back to Provider Directory
State
All providers in FL โ†’
Specialty
All Pathology providers โ†’
Tool
Compare this provider โ†’
Analysis
Fraud Watchlist โ†’
Search
Search all providers โ†’

Share This Provider

Share this provider's Medicare payment information

Share:

Data Sources

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข National Plan and Provider Enumeration System (NPPES)

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

Believe this data is inaccurate? Dispute this data