Total Payments
$1,816
2024 Payments
$212.22
Companies
8
Transactions
28
Medicare Patients
1,681
Medicare Billing
$121,452
Payment Breakdown by Category
Food & Beverage$1,608 (88.5%)
Travel$208.21 (11.5%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $1,608 | 27 | 88.5% |
| Travel and Lodging | $208.21 | 1 | 11.5% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| JAZZ PHARMACEUTICALS INC. | $979.51 | 10 | $0 (2024) |
| Harmony Biosciences Llc | $329.53 | 12 | $0 (2024) |
| Genentech USA, Inc. | $124.90 | 1 | $0 (2018) |
| Itamar Medical Inc | $118.50 | 1 | $0 (2023) |
| Avadel CNS Pharmaceuticals, LLC | $114.71 | 1 | $0 (2024) |
| ZOLL Respicardia, Inc. | $68.40 | 1 | $0 (2023) |
| Amgen Inc. | $64.18 | 1 | $0 (2019) |
| Axsome Therapeutics, Inc. | $16.48 | 1 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $212.22 | 10 | Avadel CNS Pharmaceuticals, LLC ($114.71) |
| 2023 | $604.75 | 8 | Harmony Biosciences LLC ($275.07) |
| 2019 | $272.09 | 4 | JAZZ PHARMACEUTICALS INC. ($207.91) |
| 2018 | $727.15 | 6 | Jazz Pharmaceuticals Inc. ($602.25) |
All Payment Transactions
28 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 11/20/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $10.27 | General |
| Category: Narcoplepsy | ||||||
| 11/20/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $7.25 | General |
| Category: Narcoplepsy | ||||||
| 11/07/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $7.39 | General |
| Category: Narcoplepsy | ||||||
| 09/25/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $11.59 | General |
| Category: Narcoplepsy | ||||||
| 09/25/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $1.67 | General |
| Category: Narcoplepsy | ||||||
| 08/01/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $12.98 | General |
| Category: Narcoplepsy | ||||||
| 08/01/2024 | Harmony Biosciences Llc | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $3.31 | General |
| Category: Narcoplepsy | ||||||
| 06/04/2024 | Avadel CNS Pharmaceuticals, LLC | LUMRYZ (Drug) | Food and Beverage | In-kind items and services | $114.71 | General |
| Category: CENTRAL NERVOUS SYSTEM CNS NEUROLOGY | ||||||
| 04/14/2024 | JAZZ PHARMACEUTICALS INC. | — | Food and Beverage | In-kind items and services | $26.57 | General |
| 02/12/2024 | Axsome Therapeutics, Inc. | Sunosi (Drug) | Food and Beverage | In-kind items and services | $16.48 | General |
| Category: Neurology | ||||||
| 12/12/2023 | ZOLL Respicardia, Inc. | remede System (Device) | Food and Beverage | Cash or cash equivalent | $68.40 | General |
| Category: Respiratory | ||||||
| 11/02/2023 | Harmony Biosciences LLC | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $9.29 | General |
| Category: SLEEP MEDICINE | ||||||
| 06/21/2023 | Harmony Biosciences LLC | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $11.93 | General |
| Category: SLEEP MEDICINE | ||||||
| 06/06/2023 | Itamar Medical Inc | WatchPATONE (Device) | Food and Beverage | Cash or cash equivalent | $118.50 | General |
| Category: Sleep Apnea testing | ||||||
| 06/05/2023 | JAZZ PHARMACEUTICALS INC. | — | Food and Beverage | In-kind items and services | $142.78 | General |
| 04/26/2023 | Harmony Biosciences LLC | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $114.23 | General |
| Category: SLEEP MEDICINE | ||||||
| 03/31/2023 | Harmony Biosciences LLC | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $14.62 | General |
| Category: SLEEP MEDICINE | ||||||
| 02/09/2023 | Harmony Biosciences LLC | WAKIX (Drug) | Food and Beverage | Cash or cash equivalent | $125.00 | General |
| Category: SLEEP MEDICINE | ||||||
| 06/11/2019 | JAZZ PHARMACEUTICALS INC. | — | Food and Beverage | Cash or cash equivalent | $84.66 | General |
| 06/09/2019 | JAZZ PHARMACEUTICALS INC. | — | Food and Beverage | Cash or cash equivalent | $64.25 | General |
| 06/09/2019 | JAZZ PHARMACEUTICALS INC. | XYREM (Drug), SUNOSI | Food and Beverage | Cash or cash equivalent | $59.00 | General |
| Category: NEUROLOGY | ||||||
| 03/06/2019 | Amgen Inc. | Aimovig (Biological) | Food and Beverage | In-kind items and services | $64.18 | General |
| Category: Neuroscience | ||||||
| 11/10/2018 | Jazz Pharmaceuticals Inc. | — | Travel and Lodging | In-kind items and services | $208.21 | General |
| 11/10/2018 | Jazz Pharmaceuticals Inc. | — | Food and Beverage | In-kind items and services | $149.82 | General |
| 11/10/2018 | Jazz Pharmaceuticals Inc. | — | Food and Beverage | In-kind items and services | $101.56 | General |
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 9 | 544 | 580 | $154,655 | $36,343 |
| 2022 | 9 | 348 | 374 | $104,985 | $28,005 |
| 2021 | 9 | 403 | 444 | $118,267 | $31,308 |
| 2020 | 9 | 386 | 409 | $103,418 | $25,795 |
Total Patients
1,681
Total Services
1,807
Medicare Billing
$121,452
Procedure Codes
37
All Medicare Procedures & Services
37 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 95811 | Sleep study in sleep lab with continuous airway pressure (6 years or older) | Facility | 2023 | 91 | 95 | $37,065 | $7,927 | 21.4% |
| 95806 | Sleep study including heart rate, breathing, airflow, and effort | Office | 2023 | 238 | 240 | $41,514 | $7,480 | 18.0% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Facility | 2023 | 39 | 56 | $18,980 | $6,021 | 31.7% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2023 | 57 | 67 | $16,855 | $4,880 | 29.0% |
| 95810 | Sleep study in sleep lab (6 years or older) | Facility | 2023 | 46 | 46 | $16,676 | $3,897 | 23.4% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2023 | 17 | 17 | $8,208 | $1,918 | 23.4% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2023 | 16 | 16 | $6,118 | $1,603 | 26.2% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Facility | 2023 | 28 | 31 | $5,411 | $1,365 | 25.2% |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Facility | 2023 | 12 | 12 | $3,828 | $1,253 | 32.7% |
| 95811 | Sleep study in sleep lab with continuous airway pressure (6 years or older) | Facility | 2022 | 58 | 58 | $22,446 | $5,781 | 25.8% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Facility | 2022 | 58 | 73 | $18,250 | $5,013 | 27.5% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Facility | 2022 | 39 | 43 | $14,491 | $4,751 | 32.8% |
| 95806 | Sleep study including heart rate, breathing, airflow, and effort | Office | 2022 | 91 | 91 | $15,652 | $3,239 | 20.7% |
| 95810 | Sleep study in sleep lab (6 years or older) | Facility | 2022 | 25 | 25 | $8,975 | $2,435 | 27.1% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Facility | 2022 | 16 | 16 | $7,680 | $2,063 | 26.9% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Facility | 2022 | 19 | 19 | $7,220 | $1,907 | 26.4% |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | Facility | 2022 | 20 | 26 | $6,292 | $1,771 | 28.1% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Facility | 2022 | 22 | 23 | $3,979 | $1,045 | 26.3% |
| 95811 | Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube | Facility | 2021 | 85 | 86 | $33,282 | $8,322 | 25.0% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Facility | 2021 | 53 | 73 | $18,250 | $5,175 | 28.4% |
| 99215 | Established patient outpatient visit, total time 40-54 minutes | Facility | 2021 | 25 | 33 | $11,121 | $3,768 | 33.9% |
| 95806 | Unattended sleep study with recording of heart rate, oxygen, respiratory airflow and effort | Office | 2021 | 107 | 107 | $18,404 | $3,678 | 20.0% |
| 99443 | Physician telephone patient service, 21-30 minutes of medical discussion | Facility | 2021 | 38 | 42 | $10,164 | $3,229 | 31.8% |
| 95810 | Sleep monitoring of patient (6 years or older) in sleep lab | Facility | 2021 | 29 | 29 | $10,411 | $2,716 | 26.1% |
| 99205 | New patient outpatient visit, total time 60-74 minutes | Facility | 2021 | 13 | 13 | $6,240 | $1,656 | 26.5% |
About Dr. Karin Johnson, MD
Dr. Karin Johnson, MD is a Neurology healthcare provider based in Springfield, Massachusetts. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 11/08/2006. The National Provider Identifier (NPI) number assigned to this provider is 1295805075.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Karin Johnson, MD has received a total of $1,816 in payments from pharmaceutical and medical device companies, with $212.22 received in 2024. These payments were reported across 28 transactions from 8 companies. The most common payment nature is "Food and Beverage" ($1,608).
As a Medicare-enrolled provider, Johnson has provided services to 1,681 Medicare beneficiaries, totaling 1,807 services with total Medicare billing of $121,452. Data is available for 4 years (2020–2023), covering 37 distinct procedure/service records.
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Practice Information
- Specialty Neurology
- Other Specialties Sleep Medicine
- Location Springfield, MA
- Active Since 11/08/2006
- Last Updated 02/01/2024
- Taxonomy Code 2084N0400X
- Entity Type Individual
- NPI Number 1295805075
Products in Payments
- WAKIX (Drug) $329.53
- OCREVUS (Biological) $124.90
- WatchPATONE (Device) $118.50
- LUMRYZ (Drug) $114.71
- remede System (Device) $68.40
- Aimovig (Biological) $64.18
- XYREM (Drug) $59.00
- Sunosi (Drug) $16.48
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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