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

GREGORY BLAIR

Allopathic & Osteopathic Physicians Internal Medicine Hematology & Oncology

NPI
1598731291
CMS profile
72384
Location
CARMICHAEL, CA

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 · PY2023 · Entire year

$1,293.92

46 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

PY2023 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $994.82 43
Long term medical supply or device loan $299.10 3

By paying entity

PY2023 · entire year · sorted by reported total

Page 1 of 1; records 1–46 of 46 matching records. This page contains 46 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

GREGORY BLAIR

NPI 1598731291 · CMS profile ID 72384

Allopathic & Osteopathic Physicians / Internal Medicine / Hematology & Oncology

CARMICHAEL, CA

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, PY2023; 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 1; records 1–46 of 46 matching records. This page contains 46 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1598731291?year=2023&recipient=provider#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9

Cite these filtered records

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

Plain
GREGORY BLAIR, NPI 1598731291, CMS profile ID 72384. General Payments, PY2023; 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 1; records 1–46 of 46 matching records. This page contains 46 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1598731291?year=2023&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9.
APA 7
IndustryPayments. (2026). GREGORY BLAIR, NPI 1598731291, CMS profile ID 72384. General Payments, PY2023; 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 1; records 1–46 of 46 matching records. This page contains 46 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1598731291?year=2023&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9.
Bluebook
GREGORY BLAIR, NPI 1598731291, CMS profile ID 72384, IndustryPayments, General Payments, PY2023; 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 1; records 1–46 of 46 matching records. This page contains 46 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/fb3a65aa-c901-4a38-a813-b04b00dfa2a9. https://industrypayments.org/provider/npi-1598731291?year=2023&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 · PY2023

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

General Payments · PY2023 · Physicians and non-physician practitioners · CMS publication 2026-06-30

46 matching records · $1,293.92 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 46 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 1–46 of 46.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Genentech USA, Inc. $22.0512/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371573 CMS
Genentech USA, Inc. $0.2112/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371577 CMS
Pharmacosmos Therapeutics Inc. $30.3312/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1046242551 CMS
Novartis Pharmaceuticals Corporation $30.2411/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 991701965 CMS
Regeneron Healthcare Solutions, Inc. $28.0111/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 999098185 CMS
GlaxoSmithKline, LLC. $20.5511/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1003371579 CMS
E.R. Squibb & Sons, L.L.C. $24.1510/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1014883711 CMS
Genentech USA, Inc. $27.1910/05/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371555 CMS
Genentech USA, Inc. $0.7910/05/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371563 CMS
GlaxoSmithKline, LLC. $21.1509/28/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1003371573 CMS
Daiichi Sankyo Inc. $19.4209/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1006504109 CMS
Novartis Pharmaceuticals Corporation $29.8909/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 991701945 CMS
Incyte Corporation $20.6609/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1044318703 CMS
Organon LLC $27.2708/31/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1047032149 CMS
Genentech USA, Inc. $28.8308/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371549 CMS
Genentech USA, Inc. $0.8008/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371567 CMS
Genentech USA, Inc. $30.5408/10/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371531 CMS
Regeneron Healthcare Solutions, Inc. $33.0708/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 999098181 CMS
Merck Sharp & Dohme LLC $32.8207/27/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1048826227 CMS
Genentech USA, Inc. $20.2907/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371537 CMS
Astellas Pharma US Inc $12.7007/19/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1034299373 CMS
Genentech USA, Inc. $31.2707/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371543 CMS
GlaxoSmithKline, LLC. $29.0007/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1003369159 CMS
AbbVie Inc. $28.4506/08/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 996265897 CMS
Eisai Inc. $24.9406/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1023311617 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $99.7005/31/2023 Long term medical supply or device loan No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 993433535 CMS
Janssen Biotech, Inc. $27.4605/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 988178425 CMS
E.R. Squibb & Sons, L.L.C. $26.4905/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1014883473 CMS
Organon LLC $15.2505/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1047032155 CMS
Astellas Pharma US Inc $17.9105/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1034090917 CMS
Genentech USA, Inc. $23.9404/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1040371525 CMS
Merck Sharp & Dohme LLC $24.8504/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1048577951 CMS
Seagen Inc. $19.0604/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 995663895 CMS
AstraZeneca Pharmaceuticals LP $14.7403/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1015986923 CMS
Bayer Healthcare Pharmaceuticals Inc. $25.0203/10/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1000521749 CMS
Merck Sharp & Dohme LLC $25.5303/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1048577795 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $99.7002/15/2023 Long term medical supply or device loan No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 993433533 CMS
Kite Pharma, Inc. $22.5302/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1025267483 CMS
Novartis Pharmaceuticals Corporation $15.4202/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 991701913 CMS
PFIZER INC. $22.8302/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1049546805 CMS
JAZZ PHARMACEUTICALS INC. $38.0001/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1058390767 CMS
Sumitomo Pharma America, Inc. $23.7401/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1031003695 CMS
NOVARTIS PHARMACEUTICALS CORPORATION $99.7001/14/2023 Long term medical supply or device loan No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 993433531 CMS
Novartis Pharmaceuticals Corporation $23.5201/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 991701909 CMS
JAZZ PHARMACEUTICALS INC. $27.9801/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1058390765 CMS
E.R. Squibb & Sons, L.L.C. $25.9301/03/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1014883207 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $1,713.49 114
PY2020 $277.99 13
PY2021 $554.80 27
PY2022 $1,315.38 52
PY2023 $1,293.92 46
PY2024 $930.52 35
PY2025 $1,374.32 54

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.