Total Payments
$4,639
2024 Payments
$1,398
Companies
23
Transactions
205
Medicare Patients
1,260
Medicare Billing
$94,998
Payment Breakdown by Category
Food & Beverage$4,443 (95.8%)
Education$196.50 (4.2%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $4,443 | 203 | 95.8% |
| Education | $196.50 | 2 | 4.2% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Daiichi Sankyo Inc. | $841.46 | 30 | $0 (2024) |
| Novartis Pharmaceuticals Corporation | $716.19 | 29 | $0 (2024) |
| Lilly USA, LLC | $690.63 | 33 | $0 (2024) |
| PFIZER INC. | $398.17 | 21 | $0 (2024) |
| AstraZeneca Pharmaceuticals LP | $330.00 | 15 | $0 (2024) |
| Seagen Inc. | $306.89 | 8 | $0 (2023) |
| Merck Sharp & Dohme LLC | $242.08 | 12 | $0 (2024) |
| Organon LLC | $184.62 | 11 | $0 (2022) |
| Tactile Systems Technology Inc | $152.73 | 7 | $0 (2024) |
| Eisai Inc. | $122.68 | 6 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,398 | 54 | Novartis Pharmaceuticals Corporation ($384.60) |
| 2023 | $1,351 | 51 | Daiichi Sankyo Inc. ($375.72) |
| 2022 | $979.99 | 48 | Daiichi Sankyo Inc. ($178.95) |
| 2021 | $909.67 | 52 | Lilly USA, LLC ($283.36) |
All Payment Transactions
205 individual payment records from CMS Open Payments — Page 1 of 9
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/17/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $19.16 | General |
| Category: Oncology | ||||||
| 12/10/2024 | PFIZER INC. | IBRANCE (Drug) | Food and Beverage | In-kind items and services | $18.86 | General |
| Category: ONCOLOGY | ||||||
| 12/03/2024 | Daiichi Sankyo Inc. | Enhertu (Drug) | Food and Beverage | In-kind items and services | $26.39 | General |
| Category: ONCOLOGY | ||||||
| 12/02/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $24.83 | General |
| Category: Oncology | ||||||
| 11/14/2024 | Lilly USA, LLC | VERZENIO (Drug) | Food and Beverage | In-kind items and services | $19.63 | General |
| Category: Oncology | ||||||
| 11/12/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $25.98 | General |
| Category: Oncology | ||||||
| 11/07/2024 | Gilead Sciences, Inc. | — | Food and Beverage | In-kind items and services | $20.36 | General |
| 11/04/2024 | Eisai Inc. | Lenvima (Drug) | Food and Beverage | In-kind items and services | $27.29 | General |
| Category: Oncology | ||||||
| 10/31/2024 | AstraZeneca Pharmaceuticals LP | ENHERTU (Biological) | Food and Beverage | In-kind items and services | $20.15 | General |
| Category: Oncology | ||||||
| 10/22/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $24.49 | General |
| Category: Oncology | ||||||
| 10/14/2024 | Lilly USA, LLC | VERZENIO (Drug) | Food and Beverage | In-kind items and services | $21.85 | General |
| Category: Oncology | ||||||
| 09/24/2024 | Myriad Genetic Laboratories, Inc. | MYRISK (Device) | Food and Beverage | In-kind items and services | $17.44 | General |
| Category: ONCOLOGY | ||||||
| 09/23/2024 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological), LYNPARZA | Food and Beverage | In-kind items and services | $23.10 | General |
| Category: ONCOLOGY | ||||||
| 09/09/2024 | AstraZeneca Pharmaceuticals LP | ENHERTU (Biological) | Food and Beverage | In-kind items and services | $28.32 | General |
| Category: Oncology | ||||||
| 08/22/2024 | Daiichi Sankyo Inc. | Enhertu (Drug) | Food and Beverage | In-kind items and services | $20.62 | General |
| Category: ONCOLOGY | ||||||
| 08/20/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $31.40 | General |
| Category: Oncology | ||||||
| 08/13/2024 | AstraZeneca Pharmaceuticals LP | ENHERTU (Biological) | Food and Beverage | In-kind items and services | $19.03 | General |
| Category: Oncology | ||||||
| 08/12/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $29.35 | General |
| Category: Oncology | ||||||
| 08/06/2024 | Lilly USA, LLC | VERZENIO (Drug) | Food and Beverage | In-kind items and services | $22.78 | General |
| Category: Oncology | ||||||
| 07/25/2024 | Daiichi Sankyo Inc. | Enhertu (Drug) | Education | In-kind items and services | $79.00 | General |
| Category: ONCOLOGY | ||||||
| 07/23/2024 | Daiichi Sankyo Inc. | Enhertu (Drug) | Food and Beverage | In-kind items and services | $21.24 | General |
| Category: ONCOLOGY | ||||||
| 07/15/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $28.17 | General |
| Category: Oncology | ||||||
| 07/09/2024 | Novartis Pharmaceuticals Corporation | KISQALI (Drug) | Food and Beverage | In-kind items and services | $23.32 | General |
| Category: Oncology | ||||||
| 07/08/2024 | Merck Sharp & Dohme LLC | KEYTRUDA (Biological), LYNPARZA | Food and Beverage | In-kind items and services | $28.99 | General |
| Category: ONCOLOGY | ||||||
| 06/18/2024 | Lilly USA, LLC | VERZENIO (Drug) | Food and Beverage | In-kind items and services | $21.06 | General |
| Category: Oncology | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 12 | 471 | 727 | $109,601 | $29,094 |
| 2022 | 6 | 282 | 343 | $81,568 | $19,915 |
| 2021 | 3 | 227 | 273 | $86,967 | $21,791 |
| 2020 | 3 | 280 | 406 | $125,977 | $24,199 |
Total Patients
1,260
Total Services
1,749
Medicare Billing
$94,998
Procedure Codes
24
All Medicare Procedures & Services
24 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 76 | 115 | $34,500 | $9,214 | 26.7% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 130 | 152 | $32,224 | $7,883 | 24.5% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 36 | 48 | $20,208 | $5,515 | 27.3% |
| 96413 | Administration of chemotherapy into vein, 1 hour or less | Office | 2023 | 13 | 32 | $9,568 | $2,529 | 26.4% |
| 96367 | Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | Office | 2023 | 11 | 44 | $2,948 | $727.47 | 24.7% |
| 80048 | Blood test, basic group of blood chemicals (calcium, total) | Office | 2023 | 50 | 82 | $1,352 | $671.49 | 49.7% |
| 99497 | Advance care planning, first 30 minutes | Office | 2023 | 14 | 14 | $2,730 | $654.60 | 24.0% |
| 80076 | Liver function blood test panel | Office | 2023 | 50 | 81 | $1,328 | $640.80 | 48.3% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2023 | 50 | 80 | $1,520 | $601.19 | 39.6% |
| 96375 | Injection of additional new drug or substance into vein | Office | 2023 | 12 | 36 | $2,466 | $348.95 | 14.2% |
| 83735 | Magnesium level | Office | 2023 | 11 | 25 | $425.00 | $157.68 | 37.1% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 18 | 18 | $332.00 | $151.20 | 45.5% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 131 | 148 | $32,708 | $7,897 | 24.1% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 68 | 95 | $29,640 | $7,058 | 23.8% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2022 | 33 | 41 | $18,040 | $4,489 | 24.9% |
| 80048 | Blood test, basic group of blood chemicals (calcium, total) | Office | 2022 | 17 | 20 | $420.00 | $165.80 | 39.5% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2022 | 17 | 20 | $380.00 | $152.20 | 40.1% |
| 80076 | Liver function blood test panel | Office | 2022 | 16 | 19 | $380.00 | $152.19 | 40.1% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Office | 2021 | 99 | 133 | $45,619 | $11,270 | 24.7% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Office | 2021 | 95 | 102 | $23,868 | $5,965 | 25.0% |
| 99215 | Established patient outpatient visit, total time 40-54 minutes | Office | 2021 | 33 | 38 | $17,480 | $4,556 | 26.1% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Office | 2020 | 108 | 195 | $66,885 | $13,202 | 19.7% |
| 99213 | Established patient office or other outpatient visit, typically 15 minutes | Office | 2020 | 136 | 168 | $39,312 | $6,843 | 17.4% |
| 99215 | Established patient office or other outpatient, visit typically 40 minutes | Office | 2020 | 36 | 43 | $19,780 | $4,154 | 21.0% |
About Megan Larsen, CRNP
Megan Larsen, CRNP is a Nurse Practitioner healthcare provider based in Palo Alto, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 07/21/2006. The National Provider Identifier (NPI) number assigned to this provider is 1043231376.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Megan Larsen, CRNP has received a total of $4,639 in payments from pharmaceutical and medical device companies, with $1,398 received in 2024. These payments were reported across 205 transactions from 23 companies. The most common payment nature is "Food and Beverage" ($4,443).
As a Medicare-enrolled provider, Larsen has provided services to 1,260 Medicare beneficiaries, totaling 1,749 services with total Medicare billing of $94,998. Data is available for 4 years (2020–2023), covering 24 distinct procedure/service records.
Ad
Practice Information
- Specialty Nurse Practitioner
- Location Palo Alto, CA
- Active Since 07/21/2006
- Last Updated 02/01/2026
- Taxonomy Code 363L00000X
- Entity Type Individual
- NPI Number 1043231376
Products in Payments
- VERZENIO (Drug) $690.63
- KISQALI (Drug) $588.25
- Enhertu (Drug) $514.86
- ADCETRIS (Biological) $307.81
- IBRANCE (Drug) $296.17
- KEYTRUDA (Biological) $242.08
- ENHERTU (Biological) $217.38
- INJECTAFER (Drug) $172.21
- ENHERTU (Drug) $154.39
- Flexitouch Plus (Device) $152.73
- ONTRUZANT (Drug) $140.50
- PIQRAY (Drug) $127.94
- Lenvima (Drug) $104.62
- TECENTRIQ (Biological) $104.22
- TUKYSA (Drug) $101.08
- LYNPARZA (Drug) $90.38
- NERLYNX (Drug) $80.73
- XGEVA (Biological) $79.81
- Trodelvy (Drug) $44.47
- Orserdu (Drug) $35.38
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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