OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending
  • OpenImmigration
  • OpenLobby
  • VaccineWatch
  • OpenSubsidies
  • WarCosts
  • OpenPrescriber

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 · OpenFeds · OpenSpending · OpenImmigration · OpenLobby · VaccineWatch · OpenSubsidies · WarCosts

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

Methodology•Download Data
  1. Home
  2. Providers
  3. Rui Cerejo
⚕️
DOIndividual

Rui Cerejo, D.O.

NPI: 1013917277
Palm Beach Gardens, FL
10 years of data
Rheumatology
$23.5M
Total Payments
281
Beneficiaries
1.6M
Services
1.86x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$23.5M
Specialty median$352.6K

📋 Key Findings

1Billed $23.5M over 10 years
21.86x markup ratio
399th percentile in Rheumatology by payments
4627 services/day — physically implausible
53 procedures with >3x markup

⚠️ This provider averages 627 services per working day — physically unusual for an individual practitioner

Based on 1.6M total services over 10 years (250 working days/year). Learn about impossible service volumes →

🔎 Data Analysis

This provider's $23.5M in total Medicare payments ranks in the 99th percentile of Rheumatology providers nationally.

Averaging 627 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 91% from 2014 to 2023.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

Submitted Charges vs. Medicare Payments

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

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$37.51$20.991.79x$16.52$1.6M77.6K39
2015$30.28$18.201.66x$12.08$1.5M83.2K30
2016$30.90$20.061.54x$10.84$1.6M82.0K28
2017$29.20$16.061.82x$13.14$2.1M128.5K28
2018$28.57$16.131.77x$12.44$2.1M133.1K29
2019$30.28$17.121.77x$13.16$2.8M163.9K31
2020$28.38$16.161.76x$12.22$2.8M172.0K26
2021$26.63$14.431.85x$12.20$3.1M211.6K24
2022$25.20$12.162.07x$13.04$2.8M226.7K24
2023$24.16$10.802.24x$13.36$3.1M288.7K22

Top Procedures (20)

J0129Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
$4.4M
121.5K services$36.08/svc1.55x markup
J1745Injection, infliximab, excludes biosimilar, 10 mg
$3.5M
73.2K services$47.92/svc1.69x markup
J0717Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
$3.2M
605.8K services$5.21/svc2.42x markup
J0897Injection, denosumab, 1 mg
$2.9M
192.7K services$15.19/svc1.68x markup
J9312Injection, rituximab, 10 mg
$1.7M
24.8K services$69.90/svc1.53x markup
J1602Injection, golimumab, 1 mg, for intravenous use
$1.6M
115.4K services$13.95/svc2.53x markup
J9310Injection, rituximab, 100 mg
$1.5M
2.4K services$611.14/svc1.48x markup
J3262Injection, tocilizumab, 1 mg
$1.3M
338.4K services$3.86/svc2.46x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$872.4K
9.7K services$89.95/svc1.56x markup
96413Administration of chemotherapy into vein, 1 hour or less
$618.5K
5.3K services$115.77/svc1.87x markup
96401Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle
$434.8K
6.7K services$64.43/svc1.44x markup
99213Established patient office or other outpatient visit, 20-29 minutes
$421.9K
7.1K services$59.04/svc1.49x markup
J3111Injection, romosozumab-aqqg, 1 mg
$277.3K
35.7K services$7.77/svc1.67x markup
20610Aspiration and/or injection of fluid from large joint
$207.7K
4.9K services$42.62/svc2.56x markup
99204New patient office or other outpatient visit, 45-59 minutes
$122.8K
948 services$129.50/svc1.62x markup
J7321Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose
$95.4K
1.4K services$68.25/svc2.86x markup
96415Administration of chemotherapy into vein, each additional hour⚠ 3.7x markup
$60.4K
2.5K services$24.62/svc3.69x markup
99203New patient outpatient visit, total time 30-44 minutes
$44.0K
528 services$83.43/svc1.80x markup
76881Complete ultrasound scan of joint⚠ 4.3x markup
$30.7K
866 services$35.44/svc4.26x markup
J3489Injection, zoledronic acid, 1 mg⚠ 3.6x markup
$25.8K
1.3K services$20.32/svc3.59x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0129Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)121.5K$4.4M$36.081.55x
J1745Injection, infliximab, excludes biosimilar, 10 mg73.2K$3.5M$47.921.69x
J0717Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)605.8K$3.2M$5.212.42x
J0897Injection, denosumab, 1 mg192.7K$2.9M$15.191.68x
J9312Injection, rituximab, 10 mg24.8K$1.7M$69.901.53x
J1602Injection, golimumab, 1 mg, for intravenous use115.4K$1.6M$13.952.53x
J9310Injection, rituximab, 100 mg2.4K$1.5M$611.141.48x
J3262Injection, tocilizumab, 1 mg338.4K$1.3M$3.862.46x
99214Established patient office or other outpatient visit, 30-39 minutes9.7K$872.4K$89.951.56x
96413Administration of chemotherapy into vein, 1 hour or less5.3K$618.5K$115.771.87x
96401Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle6.7K$434.8K$64.431.44x
99213Established patient office or other outpatient visit, 20-29 minutes7.1K$421.9K$59.041.49x
J3111Injection, romosozumab-aqqg, 1 mg35.7K$277.3K$7.771.67x
20610Aspiration and/or injection of fluid from large joint4.9K$207.7K$42.622.56x
99204New patient office or other outpatient visit, 45-59 minutes948$122.8K$129.501.62x
J7321Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose1.4K$95.4K$68.252.86x
96415Administration of chemotherapy into vein, each additional hour2.5K$60.4K$24.623.69x
99203New patient outpatient visit, total time 30-44 minutes528$44.0K$83.431.80x
76881Complete ultrasound scan of joint866$30.7K$35.444.26x
J3489Injection, zoledronic acid, 1 mg1.3K$25.8K$20.323.59x

Markup Analysis

Charge-to-Payment Ratio

1.86x

This provider submits charges 1.86 times higher than what Medicare actually pays.

What This Means

A markup ratio of 1.86x means for every $100 Medicare pays, this provider initially charges $186. This is lower than the national average.

Location

Palm Beach Gardens, 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 Rheumatology providers in FL for peer comparison.

Rui Cerejo (you)
$23.5M
Aymen Kenawy, M.D.
$56.3M
Vipul Joshi, MD
$41.8M
Adam Rosen, MD
$38.6M
Eugenia Rullan Bidot, MD
$38.2M
Marc Hirsh, M.D.
$33.8M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Aymen Kenawy, M.D.Lynn Haven, FL$56.3M✓ Clear
Vipul Joshi, MDBrandon, FL$41.8M✓ Clear
Adam Rosen, MDClearwater, FL$38.6M✓ Clear
Eugenia Rullan Bidot, MDClearwater, FL$38.2M✓ Clear
Marc Hirsh, M.D.Delray Beach, FL$33.8M✓ Clear

Related

Browse
← Back to Provider Directory
State
All providers in FL →
Specialty
All Rheumatology providers →
Tool
Compare this provider →
Analysis
Fraud Watchlist →
Search
Search all providers →

Share This Provider

Share this provider's Medicare payment information

Share:

Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • 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