Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

YAN PRONIN

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1427160399
CMS profile
1200910
Location
BROOKLYN, NY

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2021 · Entire year

$5,156.91

203 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

“Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.”

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2021 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $4,250.22 193
Education $906.69 10

By paying entity

PY2021 · entire year · sorted by reported total

Payment records · PY2021

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2021 · Physicians and non-physician practitioners · CMS publication 2026-06-30

203 matching records · $5,156.91 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 203 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–50 of 203.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Astellas Pharma US Inc $99.0012/22/2021 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026821759455 CMS
Novocure Inc. $35.6312/21/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026814888713 CMS
Lilly USA, LLC $4.8812/17/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819434597 CMS
Lilly USA, LLC $19.8312/16/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819415923 CMS
Seagen Inc. $30.0212/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026832156561 CMS
BeiGene USA, Inc. $125.0012/08/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026846693451 CMS
PFIZER INC. $24.4812/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833239145 CMS
PFIZER INC. $4.8612/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833286279 CMS
Gilead Sciences, Inc. $16.6512/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848261297 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $24.2812/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026815982609 CMS
E.R. Squibb & Sons, L.L.C. $8.9211/19/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554331 CMS
E.R. Squibb & Sons, L.L.C. $1.4511/19/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554333 CMS
Incyte Corporation $22.8811/19/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026835537543 CMS
Deciphera Pharmaceuticals Inc. $25.4211/18/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026826800331 CMS
GENZYME CORPORATION $20.4511/18/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843580923 CMS
Celgene Corporation $100.4711/17/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026853633025 CMS
PUMA BIOTECHNOLOGY, INC. $24.1711/17/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026834090947 CMS
E.R. Squibb & Sons, L.L.C. $16.3011/11/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554319 CMS
E.R. Squibb & Sons, L.L.C. $6.8811/11/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554321 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $118.2211/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026789033659 CMS
Rigel Pharmaceuticals, Inc. $23.2411/10/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026854327525 CMS
AstraZeneca Pharmaceuticals LP $18.1811/09/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843412557 CMS
PFIZER INC. $17.3311/05/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833238611 CMS
PFIZER INC. $26.0211/03/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833239217 CMS
ARRAY BIOPHARMA INC $21.3310/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833238615 CMS
Incyte Corporation $24.4210/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026835537533 CMS
Astellas Pharma US Inc $13.3810/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026821759451 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $20.5610/27/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026815982607 CMS
E.R. Squibb & Sons, L.L.C. $2.5710/26/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554301 CMS
E.R. Squibb & Sons, L.L.C. $2.7910/26/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554303 CMS
E.R. Squibb & Sons, L.L.C. $2.7810/26/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554305 CMS
Merck Sharp & Dohme Corporation $24.4610/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848387977 CMS
PUMA BIOTECHNOLOGY, INC. $22.0510/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026834090977 CMS
Janssen Biotech, Inc. $26.8910/20/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788911459 CMS
Lilly USA, LLC $9.6510/15/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819436543 CMS
Lilly USA, LLC $17.0310/14/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026819309751 CMS
GENZYME CORPORATION $125.0010/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843580925 CMS
Janssen Biotech, Inc. $19.1410/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788911463 CMS
Janssen Biotech, Inc. $8.0410/13/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788911465 CMS
AstraZeneca Pharmaceuticals LP $21.7310/06/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843430035 CMS
EISAI INC. $17.9610/05/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026827187277 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $24.5210/01/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026789033657 CMS
PFIZER INC. $21.9309/30/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026833268845 CMS
Merck Sharp & Dohme Corporation $16.6309/29/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026848477871 CMS
GENZYME CORPORATION $23.8109/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026843580889 CMS
Janssen Pharmaceuticals, Inc $29.4009/28/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026788911469 CMS
E.R. Squibb & Sons, L.L.C. $6.5409/24/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554293 CMS
Incyte Corporation $21.4309/24/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026835537499 CMS
E.R. Squibb & Sons, L.L.C. $24.1709/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026783554307 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $23.8109/22/2021 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026815982605 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $5,156.91 203
PY2022 $12,509.01 204
PY2023 $15,868.27 216
PY2024 $12,645.27 235
PY2025 $15,630.63 241

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2021, 2022, 2023, 2024, 2025
Source files and profile matching
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.

Cite this record.

Plain
YAN PRONIN, NPI 1427160399. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1427160399.
APA 7
IndustryPayments. (2026). YAN PRONIN, NPI 1427160399 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1427160399
Bluebook
YAN PRONIN, NPI 1427160399, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1427160399.

Source: Centers for Medicare & Medicaid Services, Open Payments.