Dr. Laurence Katznelson, MD
NPI: 1013082643
Total Payments
$102,358
2024 Payments
$29,301
Companies
13
Transactions
65
Medicare Patients
500
Medicare Billing
$49,300
Payment Breakdown by Category
Consulting$55,091 (53.8%)
Other$38,975 (38.1%)
Travel$5,502 (5.4%)
Research$1,863 (1.8%)
Food & Beverage$927.21 (0.9%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Consulting Fee | $55,091 | 21 | 53.8% |
| Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program | $28,275 | 3 | 27.6% |
| Honoraria | $10,700 | 4 | 10.5% |
| Travel and Lodging | $5,502 | 23 | 5.4% |
| Unspecified | $1,863 | 3 | 1.8% |
| Food and Beverage | $927.21 | 11 | 0.9% |
Payments by Type
General
$100,495
62 transactions
Research
$1,863
3 transactions
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Corcept Therapeutics | $40,504 | 15 | $0 (2024) |
| Novo Nordisk Inc | $27,876 | 28 | $0 (2023) |
| RECORDATI_RARE_DISEASES_INC. | $8,900 | 3 | $0 (2021) |
| Xeris Pharmaceuticals, Inc. | $4,900 | 1 | $0 (2021) |
| Ipsen Biopharmaceuticals, Inc | $3,440 | 2 | $0 (2021) |
| Alexion Pharmaceuticals, Inc. | $3,139 | 2 | $0 (2024) |
| Ipsen Innovation | $3,010 | 1 | $0 (2021) |
| Ipsen Biopharm Limited | $2,365 | 1 | $0 (2021) |
| PFIZER INC. | $2,185 | 6 | $0 (2017) |
| HRA PHARMA RARE DISEASES | $2,000 | 1 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $29,301 | 4 | Corcept Therapeutics ($26,162) |
| 2023 | $14,636 | 7 | Novo Nordisk Inc ($9,124) |
| 2022 | $1,302 | 2 | Corcept Therapeutics ($1,275) |
| 2021 | $21,590 | 8 | RECORDATI_RARE_DISEASES_INC. ($5,875) |
| 2020 | $11,591 | 9 | Corcept Therapeutics ($3,515) |
| 2019 | $15,968 | 20 | Novo Nordisk Inc ($15,849) |
| 2018 | $3,921 | 6 | Corcept Therapeutics ($3,921) |
| 2017 | $4,048 | 9 | PFIZER INC. ($2,185) |
All Payment Transactions
65 individual payment records from CMS Open Payments — Page 1 of 3
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 10/01/2024 | Corcept Therapeutics | Korlym (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 | $22,500.00 | General |
| Category: Endocrinology | ||||||
| 07/16/2024 | Alexion Pharmaceuticals, Inc. | — | Consulting Fee | Cash or cash equivalent | $2,800.00 | General |
| 07/16/2024 | Alexion Pharmaceuticals, Inc. | — | Travel and Lodging | In-kind items and services | $339.00 | General |
| 03/27/2024 | Corcept Therapeutics | Korlym (Drug) | Consulting Fee | Cash or cash equivalent | $3,661.70 | General |
| Category: Endocrinology | ||||||
| 10/19/2023 | Novo Nordisk Inc | — | Consulting Fee | Cash or cash equivalent | $5,906.25 | General |
| 10/19/2023 | Novo Nordisk Inc | — | Travel and Lodging | In-kind items and services | $503.10 | General |
| 10/19/2023 | Novo Nordisk Inc | — | Food and Beverage | In-kind items and services | $356.52 | General |
| 10/19/2023 | Novo Nordisk Inc | — | Travel and Lodging | In-kind items and services | $295.46 | General |
| 10/18/2023 | Novo Nordisk Inc | — | Consulting Fee | Cash or cash equivalent | $1,500.00 | General |
| 03/22/2023 | Corcept Therapeutics | Korlym (Drug) | Consulting Fee | Cash or cash equivalent | $5,512.50 | General |
| Category: Endocrinology | ||||||
| 01/26/2023 | Novo Nordisk Inc | Norditropin (Biological) | Consulting Fee | Cash or cash equivalent | $562.50 | General |
| Category: Growth Hormone | ||||||
| 09/28/2022 | Corcept Therapeutics | Korlym (Drug) | Consulting Fee | Cash or cash equivalent | $1,275.00 | General |
| Category: Endocrinology | ||||||
| 06/11/2022 | Novo Nordisk Inc | — | Food and Beverage | In-kind items and services | $27.06 | General |
| 12/15/2021 | Ipsen Biopharmaceuticals, Inc | SOMATULINE DEPOT (Drug) | Consulting Fee | Cash or cash equivalent | $1,720.00 | General |
| Category: Oncology/Endocrinology | ||||||
| 06/18/2021 | RECORDATI_RARE_DISEASES_INC. | — | Honoraria | Cash or cash equivalent | $1,375.00 | General |
| 06/15/2021 | Ipsen Innovation | — | Consulting Fee | Cash or cash equivalent | $3,010.00 | General |
| 06/15/2021 | HRA PHARMA RARE DISEASES | METOPIRONE (Drug) | Consulting Fee | Cash or cash equivalent | $2,000.00 | General |
| Category: Cushings syndrome | ||||||
| 04/20/2021 | RECORDATI_RARE_DISEASES_INC. | — | Honoraria | Cash or cash equivalent | $4,500.00 | General |
| 03/15/2021 | Xeris Pharmaceuticals, Inc. | — | 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 | $4,900.00 | General |
| 01/15/2021 | Ipsen Biopharm Limited | SOMATULINE DEPOT (Drug) | Consulting Fee | Cash or cash equivalent | $2,365.00 | General |
| Category: Oncology/Endocrinology | ||||||
| 01/05/2021 | Ipsen Biopharmaceuticals, Inc | SOMATULINE DEPOT (Drug) | Consulting Fee | Cash or cash equivalent | $1,720.00 | General |
| Category: Oncology/Endocrinology | ||||||
| 12/10/2020 | Strongbridge US INC. | — | Honoraria | Cash or cash equivalent | $1,800.00 | General |
| Category: Endocrinology | ||||||
| 11/24/2020 | Novo Nordisk Inc | Norditropin (Biological) | Consulting Fee | Cash or cash equivalent | $1,360.00 | General |
| Category: Growth Hormone | ||||||
| 11/24/2020 | Novo Nordisk Inc | Norditropin (Biological) | Consulting Fee | Cash or cash equivalent | $1,360.00 | General |
| Category: Growth Hormone | ||||||
| 11/20/2020 | RECORDATI_RARE_DISEASES_INC. | — | Honoraria | Cash or cash equivalent | $3,025.00 | General |
Research Studies & Clinical Trials
| Study Name | Company | Amount | Records |
|---|---|---|---|
| RESEARCH RELATED PUBLICATION SUPPORT | NOVARTIS PHARMACEUTICALS CORPORATION | $1,863 | 3 |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 2 | 135 | 160 | $80,354 | $13,717 |
| 2022 | 2 | 119 | 158 | $81,674 | $12,341 |
| 2021 | 2 | 124 | 171 | $93,192 | $13,212 |
| 2020 | 2 | 122 | 146 | $74,538 | $10,029 |
Total Patients
500
Total Services
635
Medicare Billing
$49,300
Procedure Codes
9
All Medicare Procedures & Services
9 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 | Facility | 2023 | 109 | 134 | $70,102 | $10,649 | 15.2% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2023 | 26 | 26 | $10,252 | $3,069 | 29.9% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2022 | 106 | 145 | $75,708 | $10,974 | 14.5% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2022 | 13 | 13 | $5,966 | $1,368 | 22.9% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 113 | 151 | $88,312 | $11,885 | 13.5% |
| 99232 | Subsequent hospital inpatient care, typically 25 minutes per day | Facility | 2021 | 11 | 20 | $4,880 | $1,328 | 27.2% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Facility | 2020 | 95 | 119 | $57,129 | $7,614 | 13.3% |
| 99204 | New patient office or other outpatient visit, typically 45 minutes | Facility | 2020 | 13 | 13 | $6,674 | $1,386 | 20.8% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Office | 2020 | 14 | 14 | $10,735 | $1,030 | 9.6% |
About Dr. Laurence Katznelson, MD
Dr. Laurence Katznelson, MD is a Endocrinology, Diabetes & Metabolism healthcare provider based in Los Angeles, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 11/21/2006. The National Provider Identifier (NPI) number assigned to this provider is 1013082643.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Laurence Katznelson, MD has received a total of $102,358 in payments from pharmaceutical and medical device companies, with $29,301 received in 2024. These payments were reported across 65 transactions from 13 companies. The most common payment nature is "Consulting Fee" ($55,091).
As a Medicare-enrolled provider, Katznelson has provided services to 500 Medicare beneficiaries, totaling 635 services with total Medicare billing of $49,300. Data is available for 4 years (2020–2023), covering 9 distinct procedure/service records.
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Practice Information
- Specialty Endocrinology, Diabetes & Metabolism
- Other Specialties Diabetes & Metabolism|Internal Medicine
- Location Los Angeles, CA
- Active Since 11/21/2006
- Last Updated 05/07/2024
- Taxonomy Code 207RE0101X
- Entity Type Individual
- NPI Number 1013082643
Products in Payments
- Korlym (Drug) $40,504
- Norditropin (Drug) $15,849
- SOMATULINE DEPOT (Drug) $5,805
- Norditropin (Biological) $3,439
- SOMAVERT (Drug) $2,185
- METOPIRONE (Drug) $2,000
- SIGNIFOR (Drug) $1,863
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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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