Total Payments
$1,351
2022 Payments
$220.37
Companies
8
Transactions
28
Medicare Patients
1,823
Medicare Billing
$170,903
Payment Breakdown by Category
Food & Beverage$1,351 (100.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $1,351 | 28 | 100.0% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | $562.67 | 13 | $0 (2022) |
| E.R. Squibb & Sons, L.L.C. | $182.23 | 3 | $0 (2020) |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $142.78 | 4 | $0 (2021) |
| PORTOLA PHARMACEUTICALS, INC. | $130.81 | 1 | $0 (2019) |
| La Jolla Pharmaceutical Company | $121.69 | 2 | $0 (2020) |
| Alexion Pharmaceuticals, Inc. | $108.23 | 1 | $0 (2021) |
| PFIZER INC. | $64.68 | 2 | $0 (2020) |
| Janssen Pharmaceuticals, Inc | $37.55 | 2 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2022 | $220.37 | 2 | AstraZeneca Pharmaceuticals LP ($220.37) |
| 2021 | $306.06 | 8 | AstraZeneca Pharmaceuticals LP ($156.48) |
| 2020 | $273.71 | 11 | La Jolla Pharmaceutical Company ($78.56) |
| 2019 | $550.50 | 7 | PORTOLA PHARMACEUTICALS, INC. ($130.81) |
All Payment Transactions
28 individual payment records from CMS Open Payments — Page 1 of 2
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 04/14/2022 | AstraZeneca Pharmaceuticals LP | ANDEXXA (Biological) | Food and Beverage | In-kind items and services | $112.18 | General |
| Category: Rare Disease | ||||||
| 03/10/2022 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $108.19 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 11/17/2021 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | RELISTOR (Drug) | Food and Beverage | In-kind items and services | $13.97 | General |
| Category: Gastroenterology | ||||||
| 10/06/2021 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | RELISTOR (Drug) | Food and Beverage | In-kind items and services | $13.83 | General |
| Category: Gastroenterology | ||||||
| 08/12/2021 | Janssen Pharmaceuticals, Inc | XARELTO (Drug) | Food and Beverage | In-kind items and services | $13.55 | General |
| Category: Cardiovascular & Metabolism | ||||||
| 07/22/2021 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $13.34 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 07/08/2021 | Alexion Pharmaceuticals, Inc. | Andexxa (Drug) | Food and Beverage | In-kind items and services | $108.23 | General |
| Category: Hematology | ||||||
| 05/13/2021 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $118.27 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 04/27/2021 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $12.93 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 02/20/2021 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $11.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 12/13/2020 | E.R. Squibb & Sons, L.L.C. | ELIQUIS (Drug) | Food and Beverage | Cash or cash equivalent | $22.49 | General |
| Category: Cardiovascular | ||||||
| 12/10/2020 | Janssen Pharmaceuticals, Inc | XARELTO (Drug) | Food and Beverage | In-kind items and services | $24.00 | General |
| Category: Cardiovascular & Metabolism | ||||||
| 10/05/2020 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $12.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 09/18/2020 | PFIZER INC. | ELIQUIS (Drug), VYNDAQEL | Food and Beverage | In-kind items and services | $16.93 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 09/10/2020 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $12.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 08/05/2020 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | RELISTOR (Drug) | Food and Beverage | In-kind items and services | $12.73 | General |
| Category: GASTROENTEROLOGY | ||||||
| 07/15/2020 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $11.95 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 04/24/2020 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $12.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 02/13/2020 | E.R. Squibb & Sons, L.L.C. | ELIQUIS (Drug) | Food and Beverage | Cash or cash equivalent | $52.06 | General |
| Category: Cardiovascular | ||||||
| 02/03/2020 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $16.17 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 01/09/2020 | La Jolla Pharmaceutical Company | GIAPREZA (Drug) | Food and Beverage | In-kind items and services | $78.56 | General |
| Category: EMERGENT HYPOTENSION | ||||||
| 11/14/2019 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | RELISTOR (Drug) | Food and Beverage | In-kind items and services | $102.25 | General |
| Category: GASTROENTEROLOGY | ||||||
| 10/02/2019 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $12.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 09/12/2019 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $105.94 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 08/08/2019 | PFIZER INC. | ELIQUIS (Drug) | Food and Beverage | In-kind items and services | $47.75 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 5 | 780 | 832 | $866,457 | $75,344 |
| 2022 | 4 | 607 | 635 | $567,491 | $52,860 |
| 2021 | 5 | 241 | 248 | $252,332 | $21,208 |
| 2020 | 3 | 195 | 199 | $259,894 | $21,491 |
Total Patients
1,823
Total Services
1,914
Medicare Billing
$170,903
Procedure Codes
17
All Medicare Procedures & Services
17 procedure records from CMS Medicare Utilization
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | Facility | 2023 | 391 | 422 | $630,872 | $55,062 | 8.7% |
| 99284 | Emergency department visit with moderate level of medical decision making | Facility | 2023 | 163 | 172 | $172,502 | $14,962 | 8.7% |
| 99283 | Emergency department visit with low level of medical decision making | Facility | 2023 | 43 | 46 | $30,317 | $2,468 | 8.1% |
| 99291 | Critical care, first 30-74 minutes | Facility | 2023 | 11 | 11 | $20,251 | $1,773 | 8.8% |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Facility | 2023 | 172 | 181 | $12,515 | $1,079 | 8.6% |
| 99285 | Emergency department visit for life threatening or functioning severity | Facility | 2022 | 265 | 281 | $409,380 | $37,963 | 9.3% |
| 99284 | Emergency department visit for problem of high severity | Facility | 2022 | 120 | 124 | $120,881 | $11,596 | 9.6% |
| 99283 | Emergency department visit for problem of moderate severity | Facility | 2022 | 38 | 38 | $24,309 | $2,102 | 8.6% |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Facility | 2022 | 184 | 192 | $12,921 | $1,198 | 9.3% |
| 99285 | Emergency department visit, problem with significant threat to life or function | Facility | 2021 | 98 | 98 | $168,204 | $13,350 | 7.9% |
| 99284 | Emergency department visit, problem of high severity | Facility | 2021 | 49 | 50 | $53,065 | $4,735 | 8.9% |
| 99283 | Emergency department visit, moderately severe problem | Facility | 2021 | 43 | 46 | $25,281 | $2,377 | 9.4% |
| 99282 | Emergency department visit, low to moderately severe problem | Facility | 2021 | 17 | 17 | $3,642 | $532.80 | 14.6% |
| 93010 | Routine electrocardiogram (ekg) using at least 12 leads with interpretation and report | Facility | 2021 | 34 | 37 | $2,140 | $212.52 | 9.9% |
| 99285 | Emergency department visit, problem with significant threat to life or function | Facility | 2020 | 108 | 111 | $188,713 | $15,556 | 8.2% |
| 99284 | Emergency department visit, problem of high severity | Facility | 2020 | 51 | 52 | $51,067 | $4,606 | 9.0% |
| 99283 | Emergency department visit, moderately severe problem | Facility | 2020 | 36 | 36 | $20,114 | $1,329 | 6.6% |
About Dr. Joshua Chang, DO
Dr. Joshua Chang, DO is a Emergency Medicine healthcare provider based in Oklahoma City, Oklahoma. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/12/2018. The National Provider Identifier (NPI) number assigned to this provider is 1699272906.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Joshua Chang, DO has received a total of $1,351 in payments from pharmaceutical and medical device companies, with $220.37 received in 2022. These payments were reported across 28 transactions from 8 companies. The most common payment nature is "Food and Beverage" ($1,351).
As a Medicare-enrolled provider, Chang has provided services to 1,823 Medicare beneficiaries, totaling 1,914 services with total Medicare billing of $170,903. Data is available for 4 years (2020–2023), covering 17 distinct procedure/service records.
Ad
Practice Information
- Specialty Emergency Medicine
- Location Oklahoma City, OK
- Active Since 04/12/2018
- Last Updated 08/20/2025
- Taxonomy Code 207P00000X
- Entity Type Individual
- NPI Number 1699272906
Products in Payments
- LOKELMA (Drug) $450.49
- ELIQUIS (Drug) $246.91
- ANDEXXA (Biological) $242.99
- RELISTOR (Drug) $142.78
- GIAPREZA (Drug) $121.69
- Andexxa (Drug) $108.23
- XARELTO (Drug) $37.55
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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