Total Payments
$6,973
2024 Payments
$1,473
Companies
14
Transactions
79
Medicare Patients
948
Medicare Billing
$114,453
Payment Breakdown by Category
Food & Beverage$6,958 (99.8%)
Education$14.58 (0.2%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $6,958 | 77 | 99.8% |
| Education | $14.58 | 2 | 0.2% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ABBVIE INC. | $5,138 | 59 | $0 (2024) |
| Janssen Scientific Affairs, LLC | $613.10 | 5 | $0 (2022) |
| PFIZER INC. | $226.17 | 2 | $0 (2024) |
| Janssen Biotech, Inc. | $149.89 | 1 | $0 (2024) |
| Daiichi Sankyo Inc. | $124.99 | 1 | $0 (2017) |
| E.R. Squibb & Sons, L.L.C. | $123.90 | 1 | $0 (2024) |
| Lilly USA, LLC | $120.82 | 1 | $0 (2024) |
| Takeda Pharmaceuticals U.S.A., Inc. | $108.99 | 1 | $0 (2019) |
| Shire North American Group Inc | $104.46 | 1 | $0 (2017) |
| Merck Sharp & Dohme Corporation | $102.90 | 1 | $0 (2019) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,473 | 19 | ABBVIE INC. ($914.26) |
| 2023 | $974.16 | 10 | AbbVie Inc. ($974.16) |
| 2022 | $1,274 | 17 | ABBVIE INC. ($1,154) |
| 2021 | $649.84 | 8 | AbbVie Inc. ($516.69) |
| 2020 | $252.71 | 2 | AbbVie Inc. ($129.16) |
| 2019 | $1,300 | 13 | AbbVie, Inc. ($851.94) |
| 2018 | $546.30 | 5 | AbbVie, Inc. ($339.17) |
| 2017 | $503.05 | 5 | AbbVie, Inc. ($258.26) |
All Payment Transactions
79 individual payment records from CMS Open Payments — Page 1 of 4
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/25/2024 | ABBVIE INC. | SKYRIZI (Biological), RINVOQ | Food and Beverage | In-kind items and services | $28.45 | General |
| Category: IMMUNOLOGY | ||||||
| 11/20/2024 | Janssen Biotech, Inc. | TREMFYA (Drug), STELARA | Food and Beverage | In-kind items and services | $149.89 | General |
| Category: Immunology | ||||||
| 10/22/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $131.58 | General |
| Category: IMMUNOLOGY | ||||||
| 10/07/2024 | ABBVIE INC. | SKYRIZI (Biological), RINVOQ | Food and Beverage | In-kind items and services | $15.73 | General |
| Category: IMMUNOLOGY | ||||||
| 09/17/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $125.00 | General |
| Category: IMMUNOLOGY | ||||||
| 09/11/2024 | E.R. Squibb & Sons, L.L.C. | ZEPOSIA (Drug) | Food and Beverage | Cash or cash equivalent | $123.90 | General |
| Category: Neuroscience | ||||||
| 08/25/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $23.12 | General |
| Category: IMMUNOLOGY | ||||||
| 08/08/2024 | Lilly USA, LLC | OMVOH (Drug) | Food and Beverage | Cash or cash equivalent | $120.82 | General |
| Category: Immunology | ||||||
| 06/28/2024 | Boston Scientific Corporation | — | Food and Beverage | In-kind items and services | $15.49 | General |
| Category: Clinical Trial Product_NMD | ||||||
| 06/05/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $125.00 | General |
| Category: IMMUNOLOGY | ||||||
| 05/14/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $130.00 | General |
| Category: IMMUNOLOGY | ||||||
| 04/24/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $18.60 | General |
| Category: IMMUNOLOGY | ||||||
| 04/22/2024 | Boston Scientific Corporation | — | Food and Beverage | In-kind items and services | $13.38 | General |
| Category: Clinical Trial Product_NMD | ||||||
| 03/28/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $124.98 | General |
| Category: IMMUNOLOGY | ||||||
| 03/13/2024 | PFIZER INC. | VELSIPITY (Drug) | Food and Beverage | In-kind items and services | $114.59 | General |
| Category: INFLAMMATION;PAIN | ||||||
| 02/28/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $19.53 | General |
| Category: IMMUNOLOGY | ||||||
| 01/31/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $149.93 | General |
| Category: IMMUNOLOGY | ||||||
| 01/26/2024 | ABBVIE INC. | RINVOQ (Biological), SKYRIZI | Food and Beverage | In-kind items and services | $22.34 | General |
| Category: IMMUNOLOGY | ||||||
| 01/13/2024 | Boston Scientific Corporation | — | Food and Beverage | In-kind items and services | $20.22 | General |
| Category: Clinical Trial Product_NMD | ||||||
| 10/26/2023 | AbbVie Inc. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $121.95 | General |
| Category: IMMUNOLOGY | ||||||
| 10/25/2023 | AbbVie Inc. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $17.21 | General |
| Category: IMMUNOLOGY | ||||||
| 10/12/2023 | AbbVie Inc. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $117.20 | General |
| Category: IMMUNOLOGY | ||||||
| 09/14/2023 | AbbVie Inc. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $111.25 | General |
| Category: IMMUNOLOGY | ||||||
| 08/31/2023 | AbbVie Inc. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $8.38 | General |
| Category: IMMUNOLOGY | ||||||
| 07/13/2023 | AbbVie Inc. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $134.80 | General |
| Category: IMMUNOLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 4 | 225 | 235 | $202,500 | $25,321 |
| 2022 | 4 | 254 | 266 | $256,600 | $30,271 |
| 2021 | 3 | 249 | 262 | $258,300 | $30,916 |
| 2020 | 3 | 220 | 229 | $229,800 | $27,945 |
Total Patients
948
Total Services
992
Medicare Billing
$114,453
Procedure Codes
14
All Medicare Procedures & Services
14 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Facility | 2023 | 74 | 80 | $75,300 | $9,208 | 12.2% |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | Facility | 2023 | 67 | 70 | $56,800 | $6,966 | 12.3% |
| 00812 | Anesthesia for exam of colon using an endoscope | Facility | 2023 | 60 | 60 | $46,800 | $6,106 | 13.0% |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | Facility | 2023 | 24 | 25 | $23,600 | $3,040 | 12.9% |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Facility | 2022 | 91 | 99 | $103,800 | $12,200 | 11.8% |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | Facility | 2022 | 100 | 104 | $91,100 | $10,343 | 11.4% |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | Facility | 2022 | 40 | 40 | $42,400 | $5,381 | 12.7% |
| 00812 | Anesthesia for exam of colon using an endoscope | Facility | 2022 | 23 | 23 | $19,300 | $2,347 | 12.2% |
| 00811 | Anesthesia for procedure on large bowel using an endoscope | Facility | 2021 | 117 | 122 | $110,300 | $12,843 | 11.6% |
| 00731 | Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope | Facility | 2021 | 89 | 97 | $102,400 | $12,293 | 12.0% |
| 00813 | Anesthesia for procedure on esophagus, stomach, small bowel, and/or large bowel using an endoscope | Facility | 2021 | 43 | 43 | $45,600 | $5,780 | 12.7% |
| 00811 | Anesthesia for procedure on large bowel using an endoscope | Facility | 2020 | 101 | 104 | $93,400 | $11,134 | 11.9% |
| 00731 | Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope | Facility | 2020 | 76 | 81 | $88,500 | $11,087 | 12.5% |
| 00813 | Anesthesia for procedure on esophagus, stomach, small bowel, and/or large bowel using an endoscope | Facility | 2020 | 43 | 44 | $47,900 | $5,724 | 11.9% |
About Dr. Christopher Ahn, M.D
Dr. Christopher Ahn, M.D is a Anesthesiology healthcare provider based in Las Vegas, Nevada. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 08/06/2007. The National Provider Identifier (NPI) number assigned to this provider is 1316138126.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Christopher Ahn, M.D has received a total of $6,973 in payments from pharmaceutical and medical device companies, with $1,473 received in 2024. These payments were reported across 79 transactions from 14 companies. The most common payment nature is "Food and Beverage" ($6,958).
As a Medicare-enrolled provider, Ahn has provided services to 948 Medicare beneficiaries, totaling 992 services with total Medicare billing of $114,453. Data is available for 4 years (2020–2023), covering 14 distinct procedure/service records.
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Practice Information
- Specialty Anesthesiology
- Other Specialties Anesthesiology
- Location Las Vegas, NV
- Active Since 08/06/2007
- Last Updated 07/21/2022
- Taxonomy Code 207L00000X
- Entity Type Individual
- Practice Solo Practitioner
- NPI Number 1316138126
Products in Payments
- SKYRIZI (Biological) $1,578
- RINVOQ (Biological) $1,341
- Humira (Biological) $798.73
- HUMIRA (Biological) $614.99
- STELARA (Biological) $613.10
- TREMFYA (Drug) $149.89
- INJECTAFER (Drug) $124.99
- ZEPOSIA (Drug) $123.90
- OMVOH (Drug) $120.82
- VELSIPITY (Drug) $114.59
- XELJANZ (Drug) $111.58
- ENTYVIO (Biological) $108.99
- GATTEX (Drug) $104.46
- DIFICID (Drug) $102.90
- XIFAXAN (Drug) $82.14
- Axonics r-SNM System (Device) $13.04
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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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