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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. Robert Gelfand
๐ŸŽ—๏ธ
MDIndividual

Robert Gelfand, M.D.

NPI: 1407855612
New York, NY
10 years of data
Hematology-Oncology
$21.3M
Total Payments
347
Beneficiaries
1.6M
Services
4.22x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$21.3M
Specialty median$339.6K

๐Ÿ“‹ Key Findings

1Billed $21.3M over 10 years
24.22x markup ratio (above median)
3Risk score: 66 โ€” flagged for review
499th percentile in Hematology-Oncology by payments
5655 services/day โ€” physically implausible
6Payments surged 59% in 2023

โš ๏ธ Flagged for Review

Risk Score: 66
  • 66x specialty median spending
  • Markup 13.1x (specialty median: 4.0x)
  • 16x specialty median beneficiaries
  • 422x specialty median services
View Deep Dives โ†’Report Fraud โ†’

Statistical flag only โ€” not an accusation of fraud

โš ๏ธ This provider averages 655 services per working day โ€” physically unusual for an individual practitioner

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

๐Ÿ”Ž Data Analysis

This provider's $21.3M in total Medicare payments ranks in the 99th percentile of Hematology-Oncology providers nationally.

Averaging 655 services per working day raises questions about billing patterns.

Medicare payments to this provider grew 157% from 2014 to 2023.

This provider has been statistically flagged with a risk score of 66/100. Statistical flags are not accusations of fraud.

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 59% in 2023

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$51.35$17.172.99x$34.18$1.7M96.2K35
2015$43.91$14.752.98x$29.16$1.9M129.2K31
2016$44.10$18.302.41x$25.80$1.5M80.6K28
2017$55.21$19.822.79x$35.39$1.3M65.6K31
2018$42.76$13.223.23x$29.54$1.8M136.6K34
2019$60.49$11.435.29x$49.06$2.0M176.7K38
2020$59.33$11.675.08x$47.66$1.9M165.2K36
2021$57.82$11.355.09x$46.47$2.3M202.2K39
2022$59.48$11.445.20x$48.04$2.7M233.3K35
2023$57.17$12.034.75x$45.14$4.2M353.0K40

Top Procedures (20)

J0897Injection, denosumab, 1 mgโš  5.7x markup
$3.8M
245.9K services$15.53/svc5.72x markup
J2505Injection, pegfilgrastim, 6 mg
$2.4M
802 services$3.0K/svc1.81x markup
J3111Injection, romosozumab-aqqg, 1 mgโš  3.2x markup
$1.9M
256.2K services$7.59/svc3.16x markup
J1561Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mgโš  4.3x markup
$1.7M
46.1K services$37.04/svc4.29x markup
J9310Injection, rituximab, 100 mg
$1.7M
2.7K services$621.41/svc2.11x markup
J0517Injection, benralizumab, 1 mgโš  3.3x markup
$1.2M
9.2K services$126.35/svc3.33x markup
J9312Injection, rituximab, 10 mg
$965.7K
13.1K services$73.83/svc2.80x markup
J9144Injection, daratumumab, 10 mg and hyaluronidase-fihj
$709.6K
18.7K services$37.91/svc2.27x markup
J0885Injection, epoetin alfa, (for non-esrd use), 1000 unitsโš  6.5x markup
$640.3K
71.1K services$9.01/svc6.53x markup
J9041Injection, bortezomib, 0.1 mgโš  10.7x markup
$513.2K
20.1K services$25.55/svc10.72x markup
96413Administration of chemotherapy into vein, 1 hour or lessโš  4.0x markup
$484.3K
3.8K services$127.59/svc4.00x markup
J1568Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mgโš  6.0x markup
$475.9K
16.1K services$29.50/svc5.96x markup
99212Established patient office or other outpatient visit, 10-19 minutesโš  4.0x markup
$343.6K
7.9K services$43.56/svc4.00x markup
J2469Injection, palonosetron hcl, 25 mcgโš  5.6x markup
$340.7K
28.2K services$12.09/svc5.58x markup
99214Established patient office or other outpatient visit, 30-39 minutesโš  4.0x markup
$311.3K
3.1K services$100.65/svc3.99x markup
99213Established patient office or other outpatient visit, 20-29 minutesโš  3.4x markup
$301.8K
4.5K services$67.73/svc3.40x markup
Q5115Injection, rituximab-abbs, biosimilar, (truxima), 10 mgโš  3.4x markup
$279.0K
6.7K services$41.77/svc3.35x markup
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or lessโš  4.5x markup
$277.5K
4.3K services$64.60/svc4.52x markup
J9264Injection, paclitaxel protein-bound particles, 1 mg
$267.3K
35.0K services$7.64/svc2.23x markup
Q5106Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 unitsโš  6.7x markup
$263.5K
40.0K services$6.58/svc6.67x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J0897Injection, denosumab, 1 mg245.9K$3.8M$15.535.72x
J2505Injection, pegfilgrastim, 6 mg802$2.4M$3.0K1.81x
J3111Injection, romosozumab-aqqg, 1 mg256.2K$1.9M$7.593.16x
J1561Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg46.1K$1.7M$37.044.29x
J9310Injection, rituximab, 100 mg2.7K$1.7M$621.412.11x
J0517Injection, benralizumab, 1 mg9.2K$1.2M$126.353.33x
J9312Injection, rituximab, 10 mg13.1K$965.7K$73.832.80x
J9144Injection, daratumumab, 10 mg and hyaluronidase-fihj18.7K$709.6K$37.912.27x
J0885Injection, epoetin alfa, (for non-esrd use), 1000 units71.1K$640.3K$9.016.53x
J9041Injection, bortezomib, 0.1 mg20.1K$513.2K$25.5510.72x
96413Administration of chemotherapy into vein, 1 hour or less3.8K$484.3K$127.594.00x
J1568Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg16.1K$475.9K$29.505.96x
99212Established patient office or other outpatient visit, 10-19 minutes7.9K$343.6K$43.564.00x
J2469Injection, palonosetron hcl, 25 mcg28.2K$340.7K$12.095.58x
99214Established patient office or other outpatient visit, 30-39 minutes3.1K$311.3K$100.653.99x
99213Established patient office or other outpatient visit, 20-29 minutes4.5K$301.8K$67.733.40x
Q5115Injection, rituximab-abbs, biosimilar, (truxima), 10 mg6.7K$279.0K$41.773.35x
96365Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less4.3K$277.5K$64.604.52x
J9264Injection, paclitaxel protein-bound particles, 1 mg35.0K$267.3K$7.642.23x
Q5106Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units40.0K$263.5K$6.586.67x

Markup Analysis

Charge-to-Payment Ratio

4.22x

This provider submits charges 4.22 times higher than what Medicare actually pays.

What This Means

A markup ratio of 4.22x means for every $100 Medicare pays, this provider initially charges $422. This is higher than the national average.

Location

New York, NY

Provider Verification

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

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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.

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