Total Payments
$115,825
2024 Payments
$11,925
Companies
10
Transactions
248
Medicare Patients
824
Medicare Billing
$114,488
Payment Breakdown by Category
Other$79,723 (68.8%)
Travel$20,851 (18.0%)
Consulting$10,563 (9.1%)
Food & Beverage$4,689 (4.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $79,723 | 58 | 68.8% |
| Travel and Lodging | $20,851 | 61 | 18.0% |
| Consulting Fee | $10,563 | 8 | 9.1% |
| Food and Beverage | $4,689 | 121 | 4.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Heron Therapeutics, Inc. | $112,671 | 158 | $0 (2024) |
| Intuitive Surgical, Inc. | $1,394 | 9 | $0 (2018) |
| Ethicon US, LLC | $735.81 | 35 | $0 (2023) |
| KARL STORZ Endoscopy-America | $393.32 | 24 | $0 (2023) |
| Allergan, Inc. | $244.10 | 7 | $0 (2022) |
| Davol Inc. | $231.48 | 7 | $0 (2024) |
| DePuy Synthes Sales Inc. | $75.43 | 4 | $0 (2023) |
| ABBVIE INC. | $45.82 | 2 | $0 (2024) |
| Smith & Nephew, Inc. | $20.26 | 1 | $0 (2017) |
| CONMED Corporation | $14.49 | 1 | $0 (2023) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $11,925 | 16 | Heron Therapeutics, Inc. ($11,875) |
| 2023 | $26,973 | 50 | Heron Therapeutics, Inc. ($26,792) |
| 2022 | $67,552 | 110 | Heron Therapeutics, Inc. ($67,264) |
| 2021 | $7,107 | 23 | Heron Therapeutics, Inc. ($6,739) |
| 2020 | $141.61 | 3 | Ethicon US, LLC ($126.80) |
| 2019 | $229.48 | 14 | KARL STORZ Endoscopy-America ($128.08) |
| 2018 | $1,730 | 27 | Intuitive Surgical, Inc. ($1,394) |
| 2017 | $167.23 | 5 | Davol Inc. ($114.05) |
All Payment Transactions
248 individual payment records from CMS Open Payments — Page 1 of 10
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 07/24/2024 | Davol Inc. | Phasix Mesh (Device) | Food and Beverage | In-kind items and services | $27.61 | General |
| Category: Surgery | ||||||
| 06/18/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $2,813.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 06/18/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $308.20 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 06/18/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $225.72 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 06/18/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Food and Beverage | Cash or cash equivalent | $67.39 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 05/21/2024 | Heron Therapeutics, Inc. | APONVIE (Drug) | Food and Beverage | In-kind items and services | $15.62 | General |
| Category: NAUSEAVOMITING | ||||||
| 05/09/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $825.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 04/19/2024 | ABBVIE INC. | STRATTICE RECONSTRUCTIVE TISSUE MATRIX BPS (Device) | Food and Beverage | In-kind items and services | $22.33 | General |
| Category: TRAUMA EMERGENCY, INJURY, SURGERY | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $3,375.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $896.70 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $587.19 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $363.66 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Food and Beverage | Cash or cash equivalent | $114.81 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/06/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Travel and Lodging | Cash or cash equivalent | $19.62 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 02/01/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Food and Beverage | In-kind items and services | $63.33 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 01/30/2024 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $2,200.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 12/05/2023 | DePuy Synthes Sales Inc. | XCM Biologic Tissue Matrix (Device) | Food and Beverage | In-kind items and services | $12.76 | General |
| Category: CMF-Trauma | ||||||
| 11/18/2023 | KARL STORZ Endoscopy-America | — | Food and Beverage | In-kind items and services | $17.27 | General |
| 10/18/2023 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,650.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 09/27/2023 | Heron Therapeutics, Inc. | ZYNRELEF (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $1,125.00 | General |
| Category: POST SURGICAL PAIN RELIEF | ||||||
| 09/18/2023 | Ethicon US, LLC | Megadyne (Device) | Food and Beverage | In-kind items and services | $17.05 | General |
| Category: Energy | ||||||
| 08/23/2023 | Ethicon US, LLC | STRATAFIX (Device) | Food and Beverage | In-kind items and services | $16.66 | General |
| Category: Wound Closure | ||||||
| 08/16/2023 | Heron Therapeutics, Inc. | APONVIE (Drug) | Food and Beverage | In-kind items and services | $14.38 | General |
| Category: NAUSEAVOMITING | ||||||
| 07/26/2023 | Heron Therapeutics, Inc. | APONVIE (Drug) | Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | Cash or cash equivalent | $550.00 | General |
| Category: NAUSEAVOMITING | ||||||
| 07/18/2023 | Heron Therapeutics, Inc. | APONVIE (Drug) | Food and Beverage | Cash or cash equivalent | $154.80 | General |
| Category: NAUSEAVOMITING | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 8 | 231 | 270 | $78,829 | $28,548 |
| 2022 | 8 | 200 | 239 | $68,798 | $26,197 |
| 2021 | 9 | 199 | 212 | $86,516 | $32,744 |
| 2020 | 7 | 194 | 212 | $73,026 | $26,999 |
Total Patients
824
Total Services
933
Medicare Billing
$114,488
Procedure Codes
32
All Medicare Procedures & Services
32 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 47562 | Removal of gallbladder using an endoscope | Facility | 2023 | 26 | 26 | $40,508 | $13,328 | 32.9% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 57 | 57 | $11,571 | $4,654 | 40.2% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 28 | 28 | $7,532 | $2,792 | 37.1% |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Facility | 2023 | 28 | 29 | $5,800 | $1,853 | 32.0% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2023 | 26 | 42 | $3,570 | $1,757 | 49.2% |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | Office | 2023 | 32 | 32 | $4,576 | $1,586 | 34.7% |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Facility | 2023 | 20 | 41 | $3,157 | $1,567 | 49.6% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 14 | 15 | $2,115 | $1,011 | 47.8% |
| 47562 | Removal of gallbladder using an endoscope | Facility | 2022 | 22 | 22 | $34,276 | $12,011 | 35.0% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2022 | 54 | 54 | $10,962 | $4,700 | 42.9% |
| 99223 | Initial hospital inpatient care per day, typically 70 minutes | Facility | 2022 | 15 | 15 | $5,910 | $2,332 | 39.5% |
| 99233 | Follow-up hospital inpatient care per day, typically 35 minutes | Facility | 2022 | 27 | 27 | $5,481 | $2,111 | 38.5% |
| 99231 | Follow-up hospital inpatient care per day, typically 15 minutes | Facility | 2022 | 23 | 57 | $4,389 | $1,738 | 39.6% |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | Office | 2022 | 22 | 22 | $3,146 | $1,173 | 37.3% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 17 | 19 | $2,679 | $1,142 | 42.6% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2022 | 20 | 23 | $1,955 | $988.97 | 50.6% |
| 47562 | Removal of gallbladder using an endoscope | Facility | 2021 | 24 | 24 | $37,392 | $13,234 | 35.4% |
| 49505 | Repair of groin hernia patient age 5 years or older | Facility | 2021 | 14 | 14 | $17,676 | $6,302 | 35.7% |
| 99203 | New patient outpatient visit, total time 30-44 minutes | Office | 2021 | 59 | 59 | $11,979 | $4,975 | 41.5% |
| 99223 | Initial hospital inpatient care, typically 70 minutes per day | Facility | 2021 | 16 | 16 | $6,304 | $2,546 | 40.4% |
| 99233 | Subsequent hospital inpatient care, typically 35 minutes per day | Facility | 2021 | 20 | 21 | $4,263 | $1,723 | 40.4% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Office | 2021 | 20 | 23 | $3,243 | $1,641 | 50.6% |
| 99202 | New patient outpatient visit, total time 15-29 minutes | Office | 2021 | 20 | 20 | $2,860 | $1,095 | 38.3% |
| 99231 | Subsequent hospital inpatient care, typically 15 minutes per day | Facility | 2021 | 14 | 22 | $1,694 | $671.44 | 39.6% |
| 99212 | Established patient outpatient visit, total time 10-19 minutes | Office | 2021 | 12 | 13 | $1,105 | $556.05 | 50.3% |
About Dr. Mark Mainous, MD
Dr. Mark Mainous, MD is a Surgical Critical Care healthcare provider based in Shreveport, Louisiana. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 07/03/2006. The National Provider Identifier (NPI) number assigned to this provider is 1427088079.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Mark Mainous, MD has received a total of $115,825 in payments from pharmaceutical and medical device companies, with $11,925 received in 2024. These payments were reported across 248 transactions from 10 companies. The most common payment nature is "Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program" ($79,723).
As a Medicare-enrolled provider, Mainous has provided services to 824 Medicare beneficiaries, totaling 933 services with total Medicare billing of $114,488. Data is available for 4 years (2020–2023), covering 32 distinct procedure/service records.
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Practice Information
- Specialty Surgical Critical Care
- Location Shreveport, LA
- Active Since 07/03/2006
- Last Updated 07/08/2021
- Taxonomy Code 2086S0102X
- Entity Type Individual
- NPI Number 1427088079
Products in Payments
- Zynrelef (Drug) $74,004
- ZYNRELEF (Drug) $37,932
- Da Vinci Surgical System (Device) $1,394
- APONVIE (Drug) $734.80
- STRATTICE RECONSTRUCTIVE TISSUE MATRIX BPS (Device) $274.11
- HARMONIC Product Family (Device) $209.52
- DAV-VENTRALIGHT (Device) $114.05
- Harmonic (Device) $84.67
- SURGICEL Family of Absorbable Hemostats (Device) $74.47
- IMAGE1 S CONNECT (Device) $73.00
- XCM Biologic Tissue Matrix (Device) $56.49
- STRATAFIX (Device) $54.62
- VENTRALIGHT (Device) $49.34
- DERMABOND Portfolio (Device) $47.24
- Echelon Powered Circular (Device) $43.46
- Mega Soft (Device) $40.57
- ASM,HEAD,IMAGE1 S,H3-Z, CE (Device) $37.35
- ASM,HEAD,IMAGE1 S,H3-ZI ,CE (Device) $36.20
- ENSEAL Product Family (Device) $32.92
- TELESCOPE,HOPKINS II, 30, ENLARGED (Device) $30.23
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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.