Total Payments
$2,024
2024 Payments
$186.48
Companies
16
Transactions
70
Medicare Patients
1,928
Medicare Billing
$225,642
Payment Breakdown by Category
Food & Beverage$2,024 (100.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $2,024 | 70 | 100.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Stryker Corporation | $857.84 | 38 | $0 (2024) |
| ENCORE MEDICAL, LP | $237.52 | 4 | $0 (2020) |
| Lima USA, Inc. | $146.43 | 1 | $0 (2023) |
| Onkos Surgical, Inc. | $135.07 | 1 | $0 (2019) |
| Medacta USA, Inc. | $126.54 | 3 | $0 (2018) |
| Smith & Nephew, Inc. | $116.26 | 1 | $0 (2018) |
| Next Science LLC | $80.89 | 2 | $0 (2021) |
| Bioventus LLC | $75.45 | 4 | $0 (2024) |
| DePuy Synthes Sales Inc. | $70.55 | 5 | $0 (2023) |
| Egalet US Inc | $37.59 | 2 | $0 (2017) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $186.48 | 15 | Stryker Corporation ($139.30) |
| 2023 | $366.58 | 14 | Stryker Corporation ($193.88) |
| 2022 | $182.06 | 8 | Stryker Corporation ($182.06) |
| 2021 | $191.70 | 4 | Stryker Corporation ($110.81) |
| 2020 | $43.80 | 3 | ENCORE MEDICAL, LP ($18.63) |
| 2019 | $238.99 | 7 | Onkos Surgical, Inc. ($135.07) |
| 2018 | $485.85 | 10 | ENCORE MEDICAL, LP ($218.89) |
| 2017 | $328.50 | 9 | Stryker Corporation ($231.79) |
All Payment Transactions
70 individual payment records from CMS Open Payments — Page 1 of 3
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/20/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $16.20 | General |
| Category: KNEES, HIPS | ||||||
| 12/18/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $6.21 | General |
| Category: KNEES, HIPS | ||||||
| 10/31/2024 | Bioventus LLC | DUROLANE (Device) | Food and Beverage | In-kind items and services | $29.73 | General |
| Category: ORTHOPEDICSORTHOPEDIC SURGERY | ||||||
| 10/16/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $5.27 | General |
| Category: KNEES, HIPS | ||||||
| 09/18/2024 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $6.06 | General |
| Category: KNEES | ||||||
| 07/31/2024 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $10.77 | General |
| Category: KNEES | ||||||
| 06/26/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $49.10 | General |
| Category: KNEES, HIPS | ||||||
| 05/31/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $7.83 | General |
| Category: KNEES, HIPS | ||||||
| 05/16/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $5.98 | General |
| Category: KNEES, HIPS | ||||||
| 04/26/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $3.33 | General |
| Category: KNEES, HIPS | ||||||
| 04/16/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $10.10 | General |
| Category: KNEES, HIPS | ||||||
| 03/28/2024 | Bioventus LLC | EXOGEN ULTRASOUND BONE HEALING SYSTEM (Device) | Food and Beverage | In-kind items and services | $17.45 | General |
| Category: DEVICES | ||||||
| 02/21/2024 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $5.00 | General |
| Category: KNEES | ||||||
| 02/20/2024 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $7.99 | General |
| Category: KNEES, HIPS | ||||||
| 01/31/2024 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $5.46 | General |
| Category: KNEES | ||||||
| 09/15/2023 | Stryker Corporation | NA (Device) | Food and Beverage | In-kind items and services | $11.26 | General |
| Category: ARTHROSCOPY | ||||||
| 09/15/2023 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $11.00 | General |
| Category: KNEES | ||||||
| 09/11/2023 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $4.55 | General |
| Category: KNEES | ||||||
| 08/24/2023 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $21.35 | General |
| Category: KNEES | ||||||
| 08/18/2023 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $10.00 | General |
| Category: KNEES | ||||||
| 06/15/2023 | Lima USA, Inc. | LANTERN SURGICAL ASSISTANT (Device) | Food and Beverage | In-kind items and services | $146.43 | General |
| Category: PHYSICA | ||||||
| 05/31/2023 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $24.20 | General |
| Category: KNEES, HIPS | ||||||
| 05/18/2023 | Innovation Technologies Inc | IRRISEPT (Device) | Food and Beverage | In-kind items and services | $13.05 | General |
| Category: JET LAVAGE DEVICE WITH CHG | ||||||
| 04/19/2023 | Stryker Corporation | TRIATHLON (Device) | Food and Beverage | In-kind items and services | $6.33 | General |
| Category: KNEES | ||||||
| 04/14/2023 | Stryker Corporation | MAKO (Device) | Food and Beverage | In-kind items and services | $76.48 | General |
| Category: KNEES, HIPS | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 11 | 407 | 835 | $301,644 | $76,171 |
| 2022 | 10 | 520 | 1,363 | $275,741 | $67,246 |
| 2021 | 12 | 557 | 1,437 | $199,049 | $48,551 |
| 2020 | 11 | 444 | 1,060 | $142,231 | $33,674 |
Total Patients
1,928
Total Services
4,695
Medicare Billing
$225,642
Procedure Codes
44
All Medicare Procedures & Services
44 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 27447 | Replacement of knee joint, both sides of knee | Facility | 2023 | 23 | 26 | $105,127 | $28,160 | 26.8% |
| 27130 | Replacement of thigh bone and hip joint with prosthesis | Facility | 2023 | 16 | 16 | $65,028 | $17,552 | 27.0% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 86 | 130 | $38,102 | $9,330 | 24.5% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 58 | 73 | $30,149 | $7,087 | 23.5% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 34 | 34 | $18,115 | $4,346 | 24.0% |
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2023 | 50 | 68 | $16,813 | $3,353 | 19.9% |
| 20985 | Computer-assisted surgery for muscle and bone procedure | Facility | 2023 | 17 | 21 | $9,319 | $2,455 | 26.3% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 18 | 18 | $6,529 | $1,537 | 23.5% |
| 73564 | X-ray of knee, 4 or more views | Office | 2023 | 39 | 43 | $6,937 | $1,360 | 19.6% |
| 73502 | X-ray of hip, 2-3 views | Office | 2023 | 22 | 22 | $3,568 | $729.30 | 20.4% |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Office | 2023 | 44 | 384 | $1,958 | $260.26 | 13.3% |
| 27447 | Replacement of knee joint, both sides of knee | Facility | 2022 | 19 | 20 | $86,087 | $21,828 | 25.4% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 110 | 163 | $68,519 | $17,070 | 24.9% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 95 | 128 | $38,162 | $9,246 | 24.2% |
| 20610 | Aspiration and/or injection of fluid from large joint | Office | 2022 | 80 | 119 | $31,089 | $6,809 | 21.9% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 51 | 51 | $27,716 | $6,739 | 24.3% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2022 | 20 | 20 | $7,325 | $1,836 | 25.1% |
| 73564 | X-ray of knee, 4 or more views | Office | 2022 | 33 | 33 | $5,355 | $1,196 | 22.3% |
| 73502 | X-ray of hip, 2-3 views | Office | 2022 | 24 | 26 | $4,281 | $1,039 | 24.3% |
| 73560 | X-ray of knee, 1-2 views | Office | 2022 | 15 | 27 | $3,231 | $820.70 | 25.4% |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Office | 2022 | 73 | 776 | $3,977 | $661.20 | 16.6% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Office | 2021 | 102 | 134 | $56,389 | $14,863 | 26.4% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Office | 2021 | 117 | 161 | $47,694 | $11,567 | 24.3% |
| 99204 | New patient outpatient visit, total time 45-59 minutes | Office | 2021 | 54 | 54 | $29,215 | $7,313 | 25.0% |
| 20610 | Aspiration and/or injection of large joint or joint capsule | Office | 2021 | 66 | 102 | $27,802 | $6,042 | 21.7% |
About Dr. Nathan Hammel, MD
Dr. Nathan Hammel, MD is a Orthopaedic Surgery healthcare provider based in Encinitas, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 11/20/2006. The National Provider Identifier (NPI) number assigned to this provider is 1558435644.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Nathan Hammel, MD has received a total of $2,024 in payments from pharmaceutical and medical device companies, with $186.48 received in 2024. These payments were reported across 70 transactions from 16 companies. The most common payment nature is "Food and Beverage" ($2,024).
As a Medicare-enrolled provider, Hammel has provided services to 1,928 Medicare beneficiaries, totaling 4,695 services with total Medicare billing of $225,642. Data is available for 4 years (2020–2023), covering 44 distinct procedure/service records.
Ad
Practice Information
- Specialty Orthopaedic Surgery
- Other Specialties Orthopaedic Surgery
- Location Encinitas, CA
- Active Since 11/20/2006
- Last Updated 03/17/2018
- Taxonomy Code 207X00000X
- Entity Type Individual
- NPI Number 1558435644
Products in Payments
- MAKO (Device) $433.82
- Makoplasty (Device) $205.97
- TRIATHLON (Device) $176.57
- LANTERN SURGICAL ASSISTANT (Device) $146.43
- DJO Surgical TaperFill Hip System (Device) $129.69
- GMK Sphere (Device) $126.54
- Legion (Device) $116.26
- SurgX (Device) $80.89
- ORTHOVISC (Device) $70.55
- DJO Surgical Empowr Knee System (Device) $62.49
- SPRIX (Drug) $37.59
- XIAFLEX (Biological) $32.90
- DUROLANE (Device) $29.73
- Zilretta (Drug) $27.44
- DJO Surgical 3DKnee System (Device) $26.71
- Triathlon (Device) $25.82
- DJO Surgical Foundation Hip System (Device) $18.63
- Biomet Orthopak (Device) $18.53
- Durolane (Device) $17.85
- EXOGEN ULTRASOUND BONE HEALING SYSTEM (Device) $17.45
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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