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

JOHN C PFEFFER

Allopathic & Osteopathic Physicians Obstetrics & Gynecology

NPI
1851456602
CMS profile
38250
Location
MODESTO, 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 · PY2019 · Entire year

$9,257.39

38 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

PY2019 · entire year · sorted by reported total

Nature of paymentAmountRecords
Education $8,075.98 6
Food and Beverage $1,181.41 32

By paying entity

PY2019 · entire year · sorted by reported total

Payment records · PY2019

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

General Payments · PY2019 · Physicians and non-physician practitioners · CMS publication 2026-06-30

38 matching records · $9,257.39 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 38 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 1–38 of 38.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
TherapeuticsMD, Inc. $9.4112/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073429 CMS
Astellas Pharma US Inc $18.4612/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026655728649 CMS
Intuitive Surgical, Inc. $300.0012/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026706338517 CMS
Intuitive Surgical, Inc. $4,000.0012/11/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026706342295 CMS
PFIZER INC. $16.0612/10/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026673792921 CMS
Vermillion, Inc. $12.8812/05/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026707740325 CMS
TherapeuticsMD, Inc. $4.8311/20/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073427 CMS
AbbVie, Inc. $20.5111/19/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710905 CMS
AbbVie, Inc. $3.2911/15/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710903 CMS
Roche Diagnostics Corporation $22.8310/16/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026671035049 CMS
Intuitive Surgical, Inc. $300.0010/09/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026706338515 CMS
Intuitive Surgical, Inc. $4,000.0010/09/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026706341317 CMS
AMAG Pharmaceuticals, Inc. $20.8910/07/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026698533543 CMS
AbbVie, Inc. $15.8110/01/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710901 CMS
TherapeuticsMD, Inc. $5.4710/01/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073425 CMS
TherapeuticsMD, Inc. $111.1508/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073423 CMS
AbbVie, Inc. $2.0007/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710897 CMS
AbbVie, Inc. $15.8407/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710899 CMS
TherapeuticsMD, Inc. $5.7607/08/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073421 CMS
Allergan Inc. $14.2106/27/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670948375 CMS
AbbVie, Inc. $17.4906/11/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710895 CMS
AMAG Pharmaceuticals, Inc. $18.1206/03/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026698533541 CMS
PFIZER INC. $14.0604/29/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026672245347 CMS
AbbVie, Inc. $16.6904/25/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710889 CMS
Hologic, LLC $14.7504/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026650003037 CMS
TherapeuticsMD, Inc. $4.6404/18/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073419 CMS
Allergan Inc. $15.5504/08/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670948371 CMS
AMAG Pharmaceuticals, Inc. $14.3604/02/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026698533539 CMS
Vertical Pharmaceuticals, LLC $17.9903/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026675510985 CMS
AbbVie, Inc. $18.9403/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710893 CMS
AstraZeneca Pharmaceuticals LP $90.7603/26/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026685236889 CMS
TherapeuticsMD, Inc. $11.5403/14/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073417 CMS
AbbVie, Inc. $20.6702/22/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710891 CMS
AMAG Pharmaceuticals, Inc. $22.6102/05/2019 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026698533537 CMS
Astellas Pharma US Inc $20.3001/28/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026655728647 CMS
Allergan Inc. $14.8501/24/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026670948367 CMS
AbbVie, Inc. $12.5801/22/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026647710887 CMS
TherapeuticsMD, Inc. $12.0901/21/2019 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026703073415 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $9,257.39 38
PY2020 $17,528.63 36
PY2021 $26,846.17 60
PY2022 $8,774.26 24
PY2023 $4,632.88 11
PY2024 $7,720.13 9

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
Source files and profile matching
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_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
JOHN C PFEFFER, NPI 1851456602. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1851456602.
APA 7
IndustryPayments. (2026). JOHN C PFEFFER, NPI 1851456602 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1851456602
Bluebook
JOHN C PFEFFER, NPI 1851456602, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1851456602.

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