Total Payments
$7,911
2024 Payments
$1,688
Companies
35
Transactions
516
Medicare Patients
2,661
Medicare Billing
$471,971
Payment Breakdown by Category
Food & Beverage$7,881 (99.6%)
Education$30.81 (0.4%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $7,881 | 514 | 99.6% |
| Education | $30.81 | 2 | 0.4% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ABBVIE INC. | $2,960 | 170 | $0 (2024) |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $858.54 | 49 | $0 (2024) |
| Janssen Biotech, Inc. | $857.73 | 90 | $0 (2024) |
| Takeda Pharmaceuticals U.S.A., Inc. | $631.85 | 40 | $0 (2024) |
| Valeant Pharmaceuticals North America LLC | $274.92 | 16 | $0 (2017) |
| IRONWOOD PHARMACEUTICALS, INC | $231.81 | 15 | $0 (2024) |
| Regeneron Healthcare Solutions, Inc. | $195.06 | 10 | $0 (2024) |
| Synergy Pharmaceuticals Inc | $187.92 | 19 | $0 (2018) |
| PFIZER INC. | $175.21 | 13 | $0 (2024) |
| Ardelyx, Inc. | $172.40 | 9 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,688 | 91 | ABBVIE INC. ($649.53) |
| 2023 | $1,240 | 68 | ABBVIE INC. ($594.06) |
| 2022 | $785.41 | 45 | ABBVIE INC. ($616.59) |
| 2021 | $539.90 | 33 | AbbVie Inc. ($403.65) |
| 2020 | $271.38 | 16 | Salix Pharmaceuticals, a division of Bausch Health US, LLC ($67.02) |
| 2019 | $874.55 | 57 | Salix Pharmaceuticals, a division of Bausch Health US, LLC ($214.46) |
| 2018 | $1,356 | 105 | AbbVie, Inc. ($316.60) |
| 2017 | $1,157 | 101 | Valeant Pharmaceuticals North America LLC ($274.92) |
All Payment Transactions
516 individual payment records from CMS Open Payments — Page 1 of 21
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/20/2024 | Ardelyx, Inc. | IBSRELA (Drug) | Food and Beverage | In-kind items and services | $20.12 | General |
| Category: GASTROENTEROLOGY | ||||||
| 12/16/2024 | Janssen Biotech, Inc. | TREMFYA (Drug), SIMPONI, SIMPONI ARIA | Food and Beverage | In-kind items and services | $22.54 | General |
| Category: Immunology | ||||||
| 12/11/2024 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | XIFAXAN (Drug), XIFAXAN | Food and Beverage | In-kind items and services | $25.44 | General |
| Category: Gastroenterology | ||||||
| 12/06/2024 | IRONWOOD PHARMACEUTICALS, INC | Linzess (Drug) | Food and Beverage | Cash or cash equivalent | $14.11 | General |
| Category: GI | ||||||
| 12/05/2024 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $28.47 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
| 12/03/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $16.50 | General |
| Category: Immunology | ||||||
| 12/02/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $18.26 | General |
| Category: IMMUNOLOGY | ||||||
| 11/27/2024 | ABBVIE INC. | SKYRIZI (Biological), RINVOQ | Food and Beverage | In-kind items and services | $17.86 | General |
| Category: IMMUNOLOGY | ||||||
| 11/22/2024 | ABBVIE INC. | CREON (Drug), LINZESS | Food and Beverage | In-kind items and services | $15.08 | General |
| Category: ENDOCRINOLOGY | ||||||
| 11/21/2024 | Ardelyx, Inc. | IBSRELA (Drug) | Food and Beverage | In-kind items and services | $17.61 | General |
| Category: GASTROENTEROLOGY | ||||||
| 11/20/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $12.00 | General |
| Category: Immunology | ||||||
| 11/07/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $19.62 | General |
| Category: IMMUNOLOGY | ||||||
| 11/06/2024 | Ardelyx, Inc. | IBSRELA (Drug) | Food and Beverage | In-kind items and services | $20.75 | General |
| Category: GASTROENTEROLOGY | ||||||
| 11/06/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $20.64 | General |
| Category: IMMUNOLOGY | ||||||
| 11/04/2024 | ABBVIE INC. | SKYRIZI (Biological), RINVOQ | Food and Beverage | In-kind items and services | $14.59 | General |
| Category: IMMUNOLOGY | ||||||
| 10/31/2024 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | XIFAXAN (Drug), XIFAXAN, PLENVU | Food and Beverage | In-kind items and services | $22.19 | General |
| Category: Gastroenterology | ||||||
| 10/29/2024 | IRONWOOD PHARMACEUTICALS, INC | Linzess (Drug) | Food and Beverage | Cash or cash equivalent | $17.74 | General |
| Category: GI | ||||||
| 10/16/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $18.52 | General |
| Category: IMMUNOLOGY | ||||||
| 10/10/2024 | Janssen Biotech, Inc. | TREMFYA (Drug), SIMPONI, SIMPONI ARIA | Food and Beverage | In-kind items and services | $24.02 | General |
| Category: Immunology | ||||||
| 10/10/2024 | ABBVIE INC. | MAVYRET (Drug) | Food and Beverage | In-kind items and services | $23.17 | General |
| Category: VIROLOGY | ||||||
| 10/08/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $19.31 | General |
| Category: IMMUNOLOGY | ||||||
| 10/07/2024 | Ipsen Biopharmaceuticals, Inc | IQIRVO (Drug) | Food and Beverage | In-kind items and services | $26.02 | General |
| Category: Rare Disease | ||||||
| 09/25/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $18.89 | General |
| Category: IMMUNOLOGY | ||||||
| 09/24/2024 | GENZYME CORPORATION | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $18.91 | General |
| Category: Immunology | ||||||
| 09/13/2024 | ABBVIE INC. | LINZESS (Drug), CREON | Food and Beverage | In-kind items and services | $12.24 | General |
| Category: GASTROENTEROLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 16 | 734 | 7,670 | $619,190 | $198,023 |
| 2022 | 16 | 622 | 4,551 | $426,901 | $131,830 |
| 2021 | 16 | 690 | 740 | $352,657 | $77,537 |
| 2020 | 13 | 615 | 655 | $304,932 | $64,581 |
Total Patients
2,661
Total Services
13,616
Medicare Billing
$471,971
Procedure Codes
61
All Medicare Procedures & Services
61 procedure records from CMS Medicare Utilization — Page 1 of 3
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| J3380 | Injection, vedolizumab, 1 mg | Office | 2023 | 16 | 6,900 | $254,460 | $119,413 | 46.9% |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Facility | 2023 | 132 | 132 | $131,983 | $26,899 | 20.4% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 92 | 120 | $25,461 | $10,981 | 43.1% |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2023 | 107 | 108 | $63,959 | $8,299 | 13.0% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 87 | 102 | $14,757 | $5,937 | 40.2% |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 2023 | 32 | 32 | $23,263 | $5,679 | 24.4% |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Facility | 2023 | 71 | 71 | $24,822 | $4,544 | 18.3% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 30 | 30 | $13,907 | $3,121 | 22.4% |
| 45380 | Biopsy of large bowel using a flexible endoscope | Facility | 2023 | 32 | 32 | $26,301 | $2,982 | 11.3% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 26 | 26 | $7,476 | $2,878 | 38.5% |
| 45378 | Diagnostic exam of large bowel using a flexible endoscope | Facility | 2023 | 14 | 14 | $9,267 | $2,030 | 21.9% |
| 91010 | Study of esophagus to assess movement | Facility | 2023 | 27 | 27 | $7,863 | $1,362 | 17.3% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 18 | 19 | $4,349 | $1,207 | 27.8% |
| 96365 | Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Office | 2023 | 16 | 23 | $2,356 | $1,173 | 49.8% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 14 | 14 | $3,203 | $916.10 | 28.6% |
| 43450 | Dilation of esophagus | Facility | 2023 | 20 | 20 | $5,763 | $600.90 | 10.4% |
| J3380 | Injection, vedolizumab, 1 mg | Office | 2022 | 11 | 3,900 | $130,299 | $67,847 | 52.1% |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Facility | 2022 | 100 | 100 | $100,491 | $19,487 | 19.4% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 96 | 123 | $15,392 | $7,961 | 51.7% |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Facility | 2022 | 88 | 90 | $55,564 | $6,774 | 12.2% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 62 | 71 | $13,365 | $6,730 | 50.4% |
| 99221 | Initial hospital inpatient care per day, typically 30 minutes | Facility | 2022 | 67 | 67 | $20,159 | $5,147 | 25.5% |
| 45380 | Biopsy of large bowel using a flexible endoscope | Facility | 2022 | 42 | 42 | $37,798 | $4,199 | 11.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 28 | 28 | $8,051 | $3,369 | 41.8% |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 2022 | 16 | 16 | $12,073 | $2,965 | 24.6% |
About Christine Herdman
Christine Herdman is a Gastroenterology healthcare provider based in Newark, Delaware. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 03/05/2007. The National Provider Identifier (NPI) number assigned to this provider is 1487783767.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Christine Herdman has received a total of $7,911 in payments from pharmaceutical and medical device companies, with $1,688 received in 2024. These payments were reported across 516 transactions from 35 companies. The most common payment nature is "Food and Beverage" ($7,881).
As a Medicare-enrolled provider, Herdman has provided services to 2,661 Medicare beneficiaries, totaling 13,616 services with total Medicare billing of $471,971. Data is available for 4 years (2020–2023), covering 61 distinct procedure/service records.
Ad
Practice Information
- Specialty Gastroenterology
- Location Newark, DE
- Active Since 03/05/2007
- Last Updated 07/26/2011
- Taxonomy Code 207RG0100X
- Entity Type Individual
- NPI Number 1487783767
Products in Payments
- XIFAXAN (Drug) $739.24
- MAVYRET (Drug) $694.31
- STELARA (Biological) $533.68
- SKYRIZI (Biological) $487.80
- RINVOQ (Biological) $454.49
- HUMIRA (Biological) $316.71
- DUPIXENT (Biological) $312.68
- Amitiza (Drug) $303.00
- Humira (Biological) $252.40
- Entyvio (Biological) $222.26
- XIFAXANIBSD (Drug) $215.93
- VIBERZI (Drug) $200.69
- Trulance (Drug) $187.92
- IBSRELA (Drug) $172.40
- TREMFYA (Drug) $168.49
- LINZESS (Drug) $165.74
- Linzess (Drug) $161.29
- XELJANZ (Drug) $151.23
- CREON (Drug) $145.70
- REMICADE (Biological) $140.90
Explore
Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.
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