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

MARK CALLOW

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1457644338
CMS profile
201928
Location
WEST CHESTER, OH

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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Filter and download payment records

General Payments · PY2022 · Entire year

$5,622.32

54 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

PY2022 · entire year · sorted by reported total

By paying entity

PY2022 · entire year · sorted by reported total

Paying entityAmountRecords
UCB, Inc. $4,515.49 8
SK Life Science, Inc. $526.05 19
EISAI INC. $303.58 14
Neurelis, Inc. $169.18 6
Neurocrine Biosciences, Inc. $60.41 4
Supernus Pharmaceuticals, Inc. $33.31 2
LivaNova USA, Inc. $14.30 1

Page 1 of 2; records 1–50 of 54 matching records. This page contains 50 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

MARK CALLOW

NPI 1457644338 · CMS profile ID 201928

Allopathic & Osteopathic Physicians / Psychiatry & Neurology / Neurology

WEST CHESTER, OH

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.

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.

General Payments, PY2022; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types

Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00

Page 1 of 2; records 1–50 of 54 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1457644338?year=2022&recipient=provider#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/df01c2f8-dc1f-4e79-96cb-8208beaf143c

Cite these filtered records

The citation includes this program year, filters, data edition, and page of results.

Plain
MARK CALLOW, NPI 1457644338, CMS profile ID 201928. General Payments, PY2022; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 54 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1457644338?year=2022&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/df01c2f8-dc1f-4e79-96cb-8208beaf143c.
APA 7
IndustryPayments. (2026). MARK CALLOW, NPI 1457644338, CMS profile ID 201928. General Payments, PY2022; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 54 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1457644338?year=2022&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/df01c2f8-dc1f-4e79-96cb-8208beaf143c.
Bluebook
MARK CALLOW, NPI 1457644338, CMS profile ID 201928, IndustryPayments, General Payments, PY2022; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 1 of 2; records 1–50 of 54 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/df01c2f8-dc1f-4e79-96cb-8208beaf143c. https://industrypayments.org/provider/npi-1457644338?year=2022&recipient=provider#records-h.

Centers for Medicare & Medicaid Services, Open Payments

Citation formats are provided for reference; check the requirements of your publication.

Payment records · PY2022

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

General Payments · PY2022 · Physicians and non-physician practitioners · CMS publication 2026-06-30

54 matching records · $5,622.32 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 54 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 54.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Neurelis, Inc. $16.4412/27/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 950147845 CMS
EISAI INC. $21.5512/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061187 CMS
SK Life Science, Inc. $26.9612/06/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663611 CMS
UCB, Inc. $31.8812/05/2022 Travel and Lodging No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 907973643 CMS
UCB, Inc. $2,160.0012/05/2022 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 907973647 CMS
Neurelis, Inc. $22.5011/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 950147843 CMS
UCB, Inc. $93.6711/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 907973645 CMS
SK Life Science, Inc. $20.8111/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663519 CMS
SK Life Science, Inc. $4.9211/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663525 CMS
SK Life Science, Inc. $125.0011/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663653 CMS
EISAI INC. $17.1711/08/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061191 CMS
SK Life Science, Inc. $19.2911/01/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663515 CMS
LivaNova USA, Inc. $14.3010/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 942174829 CMS
EISAI INC. $24.4610/11/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061183 CMS
EISAI INC. $22.2509/13/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061203 CMS
SK Life Science, Inc. $19.0608/23/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663435 CMS
EISAI INC. $0.6908/16/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061195 CMS
EISAI INC. $17.6608/16/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061199 CMS
SK Life Science, Inc. $19.5208/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663433 CMS
SK Life Science, Inc. $20.7307/26/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663423 CMS
Neurelis, Inc. $6.2707/25/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 950147839 CMS
Neurelis, Inc. $6.6007/25/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 950147841 CMS
EISAI INC. $18.9807/19/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061215 CMS
Neurocrine Biosciences, Inc. $16.9207/19/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 963252113 CMS
UCB, Inc. $2.8307/19/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908112731 CMS
UCB, Inc. $2,160.0007/19/2022 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 965179711 CMS
SK Life Science, Inc. $20.4307/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663409 CMS
UCB, Inc. $18.1807/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 907973637 CMS
Eisai Inc. $65.9107/06/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 935312173 CMS
UCB, Inc. $28.8206/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 907973639 CMS
SK Life Science, Inc. $18.1106/21/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663395 CMS
EISAI INC. $24.3106/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061207 CMS
Neurocrine Biosciences, Inc. $12.9406/14/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 963251875 CMS
UCB, Inc. $20.1105/26/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 965181261 CMS
SK Life Science, Inc. $19.1505/24/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663385 CMS
EISAI INC. $24.0605/17/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061211 CMS
SK Life Science, Inc. $19.1505/10/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663375 CMS
Neurocrine Biosciences, Inc. $17.4205/03/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 963251871 CMS
SK Life Science, Inc. $19.2304/19/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663367 CMS
SK Life Science, Inc. $83.7604/18/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663453 CMS
EISAI INC. $21.9704/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061225 CMS
Neurocrine Biosciences, Inc. $13.1304/12/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 963251869 CMS
SK Life Science, Inc. $19.2204/05/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663357 CMS
Neurelis, Inc. $99.4203/23/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 950147837 CMS
Supernus Pharmaceuticals, Inc. $16.1603/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 952923743 CMS
EISAI INC. $15.1003/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061221 CMS
SK Life Science, Inc. $16.3203/09/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663341 CMS
SK Life Science, Inc. $16.3202/22/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663317 CMS
EISAI INC. $12.4602/15/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 908061179 CMS
SK Life Science, Inc. $19.0302/08/2022 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 940663299 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $11,945.06 125
PY2020 $857.94 71
PY2021 $814.02 44
PY2022 $5,622.32 54
PY2023 $8,525.70 41
PY2024 $4,653.89 33
PY2025 $3,129.77 52

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
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
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.