Total Payments
$669.53
2024 Payments
$134.51
Companies
18
Transactions
38
Medicare Patients
1,154
Medicare Billing
$138,259
Payment Breakdown by Category
Food & Beverage$669.53 (100.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $669.53 | 38 | 100.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ABBVIE INC. | $106.36 | 6 | $0 (2024) |
| Takeda Pharmaceuticals U.S.A., Inc. | $101.07 | 5 | $0 (2024) |
| Intercept Pharmaceuticals, Inc. | $86.51 | 4 | $0 (2024) |
| QOL Medical, LLC | $74.44 | 4 | $0 (2022) |
| Braintree Laboratories, Inc. | $55.58 | 3 | $0 (2024) |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $39.66 | 3 | $0 (2023) |
| Ardelyx, Inc. | $20.00 | 1 | $0 (2023) |
| Synergy Pharmaceuticals Inc | $19.96 | 1 | $0 (2018) |
| Regeneron Healthcare Solutions, Inc. | $19.80 | 1 | $0 (2022) |
| Takeda Pharmaceuticals America, Inc. | $19.05 | 2 | $0 (2017) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $134.51 | 8 | Takeda Pharmaceuticals U.S.A., Inc. ($38.10) |
| 2023 | $158.11 | 8 | INTERCEPT PHARMACEUTICALS, INC. ($44.29) |
| 2022 | $236.03 | 13 | Takeda Pharmaceuticals U.S.A., Inc. ($62.97) |
| 2021 | $65.16 | 4 | AbbVie Inc. ($47.35) |
| 2019 | $20.07 | 1 | AbbVie, Inc. ($20.07) |
| 2018 | $19.96 | 1 | Synergy Pharmaceuticals Inc ($19.96) |
| 2017 | $35.69 | 3 | Takeda Pharmaceuticals America, Inc. ($19.05) |
All Payment Transactions
38 individual payment records from CMS Open Payments — Page 2 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 04/06/2022 | QOL Medical, LLC | SUCRAID (Drug) | Food and Beverage | Cash or cash equivalent | $20.17 | General |
| Category: THERAPY FOR CSID | ||||||
| 03/14/2022 | Alnylam Pharmaceuticals Inc. | GIVLAARI (Drug) | Food and Beverage | In-kind items and services | $17.91 | General |
| Category: Genetic Disease | ||||||
| 02/15/2022 | QOL Medical, LLC | SUCRAID (Drug) | Food and Beverage | Cash or cash equivalent | $20.10 | General |
| Category: THERAPY FOR CSID | ||||||
| 01/25/2022 | RedHill Biopharma Inc. | Talicia (Drug) | Food and Beverage | In-kind items and services | $14.02 | General |
| Category: Antibiotic | ||||||
| 11/03/2021 | AbbVie Inc. | LINZESS (Drug), CREON | Food and Beverage | In-kind items and services | $12.88 | General |
| Category: GASTROENTEROLOGY | ||||||
| 10/06/2021 | AbbVie Inc. | LINZESS (Drug) | Food and Beverage | In-kind items and services | $16.74 | General |
| Category: GASTROENTEROLOGY | ||||||
| 09/08/2021 | AbbVie Inc. | LINZESS (Drug) | Food and Beverage | In-kind items and services | $17.73 | General |
| Category: GASTROENTEROLOGY | ||||||
| 06/02/2021 | QOL Medical, LLC | SUCRAID (Drug) | Food and Beverage | Cash or cash equivalent | $17.81 | General |
| Category: THERAPY FOR CSID | ||||||
| 10/24/2019 | AbbVie, Inc. | Creon (Drug) | Food and Beverage | In-kind items and services | $20.07 | General |
| Category: Endocrinology | ||||||
| 06/01/2018 | Synergy Pharmaceuticals Inc | Trulance (Drug) | Food and Beverage | In-kind items and services | $19.96 | General |
| Category: Gastroenterology | ||||||
| 12/15/2017 | Takeda Pharmaceuticals America, Inc. | Amitiza (Drug) | Food and Beverage | In-kind items and services | $7.92 | General |
| Category: Lower GI | ||||||
| 02/27/2017 | Takeda Pharmaceuticals America, Inc. | Amitiza (Drug) | Food and Beverage | In-kind items and services | $11.13 | General |
| Category: Lower GI | ||||||
| 02/21/2017 | PFIZER INC. | INFLECTRA (Biological) | Food and Beverage | In-kind items and services | $16.64 | General |
| Category: INFLAMMATION | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 6 | 337 | 337 | $681,339 | $37,110 |
| 2022 | 5 | 374 | 378 | $608,513 | $42,113 |
| 2021 | 6 | 250 | 255 | $557,707 | $32,563 |
| 2020 | 6 | 193 | 204 | $474,696 | $26,473 |
Total Patients
1,154
Total Services
1,174
Medicare Billing
$138,259
Procedure Codes
23
All Medicare Procedures & Services
23 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | Facility | 2023 | 129 | 129 | $267,082 | $13,686 | 5.1% |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | Facility | 2023 | 71 | 71 | $181,283 | $9,163 | 5.1% |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Facility | 2023 | 46 | 46 | $93,743 | $4,504 | 4.8% |
| 00142 | Anesthesia for lens surgery | Facility | 2023 | 45 | 45 | $62,161 | $4,204 | 6.8% |
| 00812 | Anesthesia for exam of colon using an endoscope | Facility | 2023 | 34 | 34 | $41,602 | $3,473 | 8.3% |
| 00103 | Anesthesia for procedure on eyelid | Facility | 2023 | 12 | 12 | $35,469 | $2,080 | 5.9% |
| 00811 | Anesthesia for other procedure on large bowel using an endoscope | Facility | 2022 | 149 | 150 | $252,633 | $15,725 | 6.2% |
| 00813 | Anesthesia for procedure on small and large bowel using an endoscope | Facility | 2022 | 62 | 62 | $146,995 | $8,670 | 5.9% |
| 00142 | Anesthesia for lens surgery | Facility | 2022 | 72 | 75 | $67,928 | $7,553 | 11.1% |
| 00731 | Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | Facility | 2022 | 53 | 53 | $95,246 | $6,010 | 6.3% |
| 00812 | Anesthesia for exam of colon using an endoscope | Facility | 2022 | 38 | 38 | $45,711 | $4,156 | 9.1% |
| 00813 | Anesthesia for procedure on esophagus, stomach, small bowel, and/or large bowel using an endoscope | Facility | 2021 | 64 | 64 | $147,605 | $9,087 | 6.2% |
| 00811 | Anesthesia for procedure on large bowel using an endoscope | Facility | 2021 | 69 | 69 | $128,739 | $7,342 | 5.7% |
| 00103 | Anesthesia for procedure on eyelid | Facility | 2021 | 35 | 35 | $123,987 | $6,654 | 5.4% |
| 00731 | Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope | Facility | 2021 | 36 | 36 | $68,501 | $4,153 | 6.1% |
| 00142 | Anesthesia for lens surgery | Facility | 2021 | 22 | 27 | $53,662 | $2,747 | 5.1% |
| 00812 | Anesthesia for diagnostic examination of large bowel using an endoscope | Facility | 2021 | 24 | 24 | $35,212 | $2,580 | 7.3% |
| 00811 | Anesthesia for procedure on large bowel using an endoscope | Facility | 2020 | 51 | 51 | $111,846 | $5,915 | 5.3% |
| 00103 | Anesthesia for procedure on eyelid | Facility | 2020 | 25 | 28 | $97,713 | $5,528 | 5.7% |
| 00142 | Anesthesia for lens surgery | Facility | 2020 | 45 | 52 | $97,220 | $5,510 | 5.7% |
| 00813 | Anesthesia for procedure on esophagus, stomach, small bowel, and/or large bowel using an endoscope | Facility | 2020 | 36 | 37 | $98,155 | $5,191 | 5.3% |
| 00731 | Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope | Facility | 2020 | 18 | 18 | $39,380 | $2,194 | 5.6% |
| 00812 | Anesthesia for diagnostic examination of large bowel using an endoscope | Facility | 2020 | 18 | 18 | $30,383 | $2,136 | 7.0% |
About Dr. Mary Mcallister, MD
Dr. Mary Mcallister, MD is a Anesthesiology healthcare provider based in Annapolis, Maryland. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 06/02/2006. The National Provider Identifier (NPI) number assigned to this provider is 1790723989.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Mary Mcallister, MD has received a total of $669.53 in payments from pharmaceutical and medical device companies, with $134.51 received in 2024. These payments were reported across 38 transactions from 18 companies. The most common payment nature is "Food and Beverage" ($669.53).
As a Medicare-enrolled provider, Mcallister has provided services to 1,154 Medicare beneficiaries, totaling 1,174 services with total Medicare billing of $138,259. Data is available for 4 years (2020–2023), covering 23 distinct procedure/service records.
Ad
Practice Information
- Specialty Anesthesiology
- Location Annapolis, MD
- Active Since 06/02/2006
- Last Updated 09/16/2009
- Taxonomy Code 207L00000X
- Entity Type Individual
- NPI Number 1790723989
Products in Payments
- OCALIVA (Drug) $86.51
- ENTYVIO (Biological) $84.32
- SUCRAID (Drug) $74.44
- LINZESS (Drug) $64.94
- SUTAB (Drug) $55.58
- TRULANCE (Drug) $25.96
- VIBERZI (Drug) $21.35
- Creon (Drug) $20.07
- IBSRELA (Drug) $20.00
- Trulance (Drug) $19.96
- DUPIXENT (Biological) $19.80
- Amitiza (Drug) $19.05
- IDACIO (Biological) $18.16
- GIVLAARI (Drug) $17.91
- OMVOH (Drug) $17.58
- EOHILIA (Drug) $16.75
- INFLECTRA (Biological) $16.64
- DIFICID (Drug) $15.54
- Talicia (Drug) $14.02
- XIFAXAN (Drug) $13.70
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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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