Total Payments
$19,103
2024 Payments
$2,855
Companies
34
Transactions
1,020
Medicare Patients
45,134
Medicare Billing
$6.0M
Payment Breakdown by Category
Food & Beverage$18,379 (96.2%)
Education$723.60 (3.8%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $18,379 | 1,008 | 96.2% |
| Education | $723.60 | 12 | 3.8% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| ABBVIE INC. | $3,217 | 210 | $0 (2024) |
| Regeneron Healthcare Solutions, Inc. | $2,480 | 91 | $0 (2024) |
| GENZYME CORPORATION | $1,366 | 53 | $0 (2024) |
| Janssen Biotech, Inc. | $1,321 | 63 | $0 (2024) |
| PFIZER INC. | $1,320 | 107 | $0 (2024) |
| Merz North America, Inc. | $1,269 | 17 | $0 (2023) |
| Lilly USA, LLC | $1,227 | 67 | $0 (2024) |
| Amgen Inc. | $1,194 | 74 | $0 (2024) |
| UCB, Inc. | $915.01 | 55 | $0 (2024) |
| LEO Pharma Inc. | $709.67 | 41 | $0 (2023) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $2,855 | 162 | ABBVIE INC. ($607.76) |
| 2023 | $3,212 | 157 | AbbVie Inc. ($567.65) |
| 2022 | $3,156 | 154 | ABBVIE INC. ($780.82) |
| 2021 | $2,123 | 131 | AbbVie Inc. ($513.70) |
| 2020 | $1,489 | 86 | AbbVie Inc. ($371.11) |
| 2019 | $2,057 | 118 | Merz North America, Inc. ($451.94) |
| 2018 | $2,621 | 107 | Merz North America, Inc. ($663.85) |
| 2017 | $1,589 | 105 | Janssen Biotech, Inc. ($273.36) |
All Payment Transactions
1,020 individual payment records from CMS Open Payments — Page 1 of 41
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/18/2024 | Ortho Dermatologics, a division of Bausch Health US, LLC | SILIQ (Drug) | Food and Beverage | In-kind items and services | $22.21 | General |
| Category: Dermatology | ||||||
| 12/18/2024 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $12.30 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
| 12/18/2024 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $9.30 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
| 12/16/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $24.73 | General |
| Category: IMMUNOLOGY | ||||||
| 12/16/2024 | Arcutis Biotherapeutics, Inc. | Zoryve (Drug) | Food and Beverage | In-kind items and services | $13.13 | General |
| Category: Dermatology | ||||||
| 12/16/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $13.05 | General |
| Category: Immunology | ||||||
| 12/12/2024 | Novartis Pharmaceuticals Corporation | COSENTYX (Drug) | Food and Beverage | In-kind items and services | $18.09 | General |
| Category: Dermatology | ||||||
| 12/10/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $9.59 | General |
| Category: IMMUNOLOGY | ||||||
| 12/10/2024 | ABBVIE INC. | RINVOQ (Biological) | Food and Beverage | In-kind items and services | $7.75 | General |
| Category: IMMUNOLOGY | ||||||
| 12/09/2024 | Lilly USA, LLC | TALTZ (Drug), EBGLYSS | Food and Beverage | In-kind items and services | $23.62 | General |
| Category: Immunology | ||||||
| 12/04/2024 | GENZYME CORPORATION | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $8.27 | General |
| Category: Immunology | ||||||
| 12/04/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $7.70 | General |
| Category: IMMUNOLOGY | ||||||
| 12/03/2024 | UCB, Inc. | Bimzelx (Biological) | Food and Beverage | In-kind items and services | $42.43 | General |
| Category: Immunology | ||||||
| 12/03/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $7.47 | General |
| Category: IMMUNOLOGY | ||||||
| 11/25/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $5.14 | General |
| Category: IMMUNOLOGY | ||||||
| 11/21/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $9.78 | General |
| Category: IMMUNOLOGY | ||||||
| 11/21/2024 | ABBVIE INC. | SKYRIZI (Biological) | Food and Beverage | In-kind items and services | $3.55 | General |
| Category: IMMUNOLOGY | ||||||
| 11/20/2024 | GENZYME CORPORATION | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $48.97 | General |
| Category: Immunology | ||||||
| 11/19/2024 | Arcutis Biotherapeutics, Inc. | Zoryve (Drug) | Food and Beverage | In-kind items and services | $15.74 | General |
| Category: Dermatology | ||||||
| 11/19/2024 | Dermavant Sciences, Inc. | VTAMA (Drug) | Food and Beverage | In-kind items and services | $13.41 | General |
| Category: DERMATOLOGY | ||||||
| 11/18/2024 | Lilly USA, LLC | TALTZ (Drug), EBGLYSS | Food and Beverage | In-kind items and services | $34.81 | General |
| Category: Immunology | ||||||
| 11/18/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $10.67 | General |
| Category: Immunology | ||||||
| 11/18/2024 | Janssen Biotech, Inc. | TREMFYA (Drug) | Food and Beverage | In-kind items and services | $6.57 | General |
| Category: Immunology | ||||||
| 11/14/2024 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $12.15 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
| 11/14/2024 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $12.12 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 41 | 11,619 | 18,827 | $4.0M | $1.5M |
| 2022 | 37 | 11,379 | 17,595 | $3.7M | $1.3M |
| 2021 | 44 | 11,511 | 16,898 | $3.7M | $1.4M |
| 2020 | 44 | 10,625 | 20,102 | $4.7M | $1.7M |
Total Patients
45,134
Total Services
73,422
Medicare Billing
$6.0M
Procedure Codes
166
All Medicare Procedures & Services
166 procedure records from CMS Medicare Utilization — Page 1 of 7
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 17004 | Destruction of precancer skin growth, 15 or more growths | Office | 2023 | 1,773 | 3,573 | $1.3M | $463,443 | 36.5% |
| 17110 | Destruction of skin growth, 1-14 growths | Office | 2023 | 1,487 | 2,318 | $544,400 | $215,051 | 39.5% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 1,137 | 1,959 | $423,012 | $176,997 | 41.8% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 1,000 | 1,411 | $205,985 | $89,623 | 43.5% |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | Office | 2023 | 1,417 | 2,270 | $202,030 | $88,248 | 43.7% |
| 17111 | Destruction of skin growth, 15 or more growths | Office | 2023 | 541 | 777 | $215,229 | $85,093 | 39.5% |
| 17000 | Destruction of precancer skin growth, 1 growth | Office | 2023 | 1,191 | 1,683 | $286,015 | $64,491 | 22.5% |
| 96921 | Treatment of inflammatory skin disease using laser, 250.0-500.0 sq cm | Office | 2023 | 62 | 396 | $150,480 | $56,903 | 37.8% |
| 96920 | Treatment of inflammatory skin disease using laser, less than 250.0 sq cm | Office | 2023 | 70 | 369 | $138,006 | $48,073 | 34.8% |
| 11603 | Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm | Office | 2023 | 96 | 105 | $61,215 | $23,142 | 37.8% |
| 11302 | Shaving of skin growth of body, arms, or legs, 1.1-2.0 cm | Office | 2023 | 187 | 211 | $48,952 | $21,904 | 44.7% |
| 11303 | Shaving of skin growth of body, arms, or legs, more than 2.0 cm | Office | 2023 | 135 | 159 | $43,407 | $18,899 | 43.5% |
| 11301 | Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm | Office | 2023 | 146 | 166 | $32,370 | $13,747 | 42.5% |
| 96922 | Treatment of inflammatory skin disease using laser, more than 500.0 sq cm | Office | 2023 | 20 | 60 | $31,980 | $11,990 | 37.5% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 100 | 100 | $33,000 | $11,813 | 35.8% |
| 11604 | Removal of cancer skin growth of body, arms, or legs, 3.1-4.0 cm | Office | 2023 | 41 | 46 | $29,716 | $11,113 | 37.4% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 156 | 156 | $33,852 | $9,627 | 28.4% |
| 17003 | Destruction of precancer skin growth, 2-14 growths | Office | 2023 | 1,125 | 1,546 | $23,190 | $8,404 | 36.2% |
| 11312 | Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 1.1-2.0 cm | Office | 2023 | 59 | 62 | $15,934 | $7,709 | 48.4% |
| 11623 | Removal of cancer skin growth of scalp, neck, hands, feet, or genitals, 2.1-3.0 cm | Office | 2023 | 27 | 30 | $18,570 | $7,097 | 38.2% |
| 11307 | Shaving of skin growth of scalp, neck, hands, feet, or genitals, 1.1-2.0 cm | Office | 2023 | 56 | 58 | $13,514 | $6,003 | 44.4% |
| 11311 | Shaving of skin growth of face, ears, eyelids, nose, lips, or mouth, 0.6-1.0 cm | Office | 2023 | 54 | 57 | $12,654 | $5,849 | 46.2% |
| 11643 | Removal of cancer skin growth of face, ears, eyelids, nose, lips, or mouth, 2.1-3.0 cm | Office | 2023 | 19 | 20 | $13,220 | $5,027 | 38.0% |
| 11308 | Shaving of skin growth of scalp, neck, hands, feet, or genitals, more than 2.0 cm | Office | 2023 | 44 | 45 | $11,610 | $4,974 | 42.8% |
| 11602 | Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm | Office | 2023 | 25 | 27 | $13,905 | $4,688 | 33.7% |
About Dr. Tinyee Chang, MD
Dr. Tinyee Chang, MD is a Dermatology healthcare provider based in Redding, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/19/2007. The National Provider Identifier (NPI) number assigned to this provider is 1386861409.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Tinyee Chang, MD has received a total of $19,103 in payments from pharmaceutical and medical device companies, with $2,855 received in 2024. These payments were reported across 1,020 transactions from 34 companies. The most common payment nature is "Food and Beverage" ($18,379).
As a Medicare-enrolled provider, Chang has provided services to 45,134 Medicare beneficiaries, totaling 73,422 services with total Medicare billing of $6.0M. Data is available for 4 years (2020–2023), covering 166 distinct procedure/service records.
Ad
Practice Information
- Specialty Dermatology
- Location Redding, CA
- Active Since 04/19/2007
- Last Updated 05/30/2019
- Taxonomy Code 207N00000X
- Entity Type Individual
- Practice Solo Practitioner
- NPI Number 1386861409
Products in Payments
- DUPIXENT (Biological) $3,228
- SKYRIZI (Biological) $1,542
- TALTZ (Drug) $1,227
- EUCRISA (Drug) $1,221
- Enbrel (Biological) $969.33
- RINVOQ (Biological) $848.46
- TREMFYA (Drug) $753.25
- Otezla (Drug) $727.64
- XEOMIN (Biological) $681.94
- Cimzia (Drug) $580.44
- OPZELURA (Drug) $466.51
- HUMIRA (Biological) $423.14
- COSENTYX (Biological) $422.14
- ADBRY (Biological) $319.98
- PICATO (Drug) $299.94
- DUPIXENT DUPILUMAB INJECTION (Biological) $292.61
- Humira (Biological) $283.59
- Bimzelx (Biological) $248.61
- ILUMYA (Biological) $243.32
- STELARA (Biological) $229.44
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.
Dermatology Doctors in Redding
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