Total Payments
$7,190
2024 Payments
$1,740
Companies
39
Transactions
294
Medicare Patients
4,401
Medicare Billing
$611,644
Payment Breakdown by Category
Food & Beverage$6,985 (97.2%)
Education$204.58 (2.8%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $6,985 | 286 | 97.2% |
| Education | $204.58 | 8 | 2.8% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $1,335 | 37 | $0 (2024) |
| Amgen Inc. | $684.19 | 24 | $0 (2024) |
| Mallinckrodt Enterprises LLC | $566.68 | 18 | $0 (2019) |
| Relypsa, Inc. | $488.27 | 31 | $0 (2020) |
| AstraZeneca Pharmaceuticals LP | $457.89 | 22 | $0 (2024) |
| Otsuka America Pharmaceutical, Inc. | $403.96 | 20 | $0 (2024) |
| Vifor Pharma, Inc. | $324.60 | 14 | $0 (2024) |
| Fresenius USA Marketing, Inc. | $315.79 | 19 | $0 (2024) |
| Alexion Pharmaceuticals, Inc. | $279.51 | 8 | $0 (2024) |
| Aurinia Pharma U.S., Inc. | $243.25 | 10 | $0 (2024) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $1,740 | 57 | Bayer Healthcare Pharmaceuticals Inc. ($439.91) |
| 2023 | $1,072 | 37 | Bayer Healthcare Pharmaceuticals Inc. ($361.67) |
| 2022 | $877.53 | 32 | Bayer HealthCare Pharmaceuticals Inc. ($309.53) |
| 2021 | $775.39 | 34 | Bayer HealthCare Pharmaceuticals Inc. ($224.13) |
| 2020 | $467.69 | 22 | Relypsa, Inc. ($129.75) |
| 2019 | $872.11 | 42 | Alexion Pharmaceuticals, Inc. ($166.62) |
| 2018 | $906.05 | 39 | Mallinckrodt LLC ($361.55) |
| 2017 | $479.26 | 31 | Relypsa, Inc. ($141.13) |
All Payment Transactions
294 individual payment records from CMS Open Payments — Page 1 of 12
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/18/2024 | CALLIDITAS THERAPEUTICS US INC. | TARPEYO (Drug) | Food and Beverage | In-kind items and services | $17.77 | General |
| Category: Nephrology | ||||||
| 12/12/2024 | Bayer Healthcare Pharmaceuticals Inc. | Kerendia (Drug) | Food and Beverage | In-kind items and services | $27.20 | General |
| Category: Cardio-renal | ||||||
| 12/11/2024 | Vifor Pharma, Inc. | Veltassa (Drug) | Food and Beverage | In-kind items and services | $24.43 | General |
| Category: Hyperkalemia | ||||||
| 12/10/2024 | Novartis Pharmaceuticals Corporation | — | Food and Beverage | In-kind items and services | $29.43 | General |
| 12/10/2024 | Amgen Inc. | TAVNEOS (Drug) | Food and Beverage | In-kind items and services | $20.48 | General |
| Category: Inflammation | ||||||
| 12/02/2024 | Aurinia Pharma U.S., Inc. | LUPKYNIS (Drug) | Food and Beverage | In-kind items and services | $24.40 | General |
| Category: LUPUS NEPHRITIS | ||||||
| 11/21/2024 | Lilly USA, LLC | JARDIANCE (Drug) | Food and Beverage | In-kind items and services | $28.42 | General |
| Category: Diabetes | ||||||
| 11/19/2024 | Ardelyx, Inc. | IBSRELA (Drug) | Food and Beverage | In-kind items and services | $23.28 | General |
| Category: GASTROENTEROLOGY | ||||||
| 11/13/2024 | Novo Nordisk Inc | Ozempic (Drug) | Food and Beverage | In-kind items and services | $21.27 | General |
| Category: Diabetes | ||||||
| 11/08/2024 | Fresenius USA Marketing, Inc. | Velphoro (Drug) | Food and Beverage | In-kind items and services | $21.12 | General |
| Category: Phosphate binder for ESRD | ||||||
| 10/31/2024 | Mallinckrodt Hospital Products Inc. | TERLIVAZ (Drug) | Food and Beverage | In-kind items and services | $24.63 | General |
| Category: CRITICAL CARE | ||||||
| 10/22/2024 | Bayer Healthcare Pharmaceuticals Inc. | Kerendia (Drug) | Food and Beverage | In-kind items and services | $31.65 | General |
| Category: Cardio-renal | ||||||
| 10/16/2024 | Fresenius USA Marketing, Inc. | Velphoro (Drug) | Food and Beverage | In-kind items and services | $18.53 | General |
| Category: Phosphate binder for ESRD | ||||||
| 10/10/2024 | Bayer Healthcare Pharmaceuticals Inc. | Kerendia (Drug) | Food and Beverage | In-kind items and services | $25.86 | General |
| Category: Cardio-renal | ||||||
| 10/07/2024 | CALLIDITAS THERAPEUTICS US INC. | TARPEYO (Drug) | Food and Beverage | In-kind items and services | $18.33 | General |
| Category: Nephrology | ||||||
| 09/19/2024 | Amgen Inc. | TAVNEOS (Drug) | Food and Beverage | In-kind items and services | $21.78 | General |
| Category: Inflammation | ||||||
| 09/19/2024 | Novo Nordisk Inc | Ozempic (Drug) | Food and Beverage | In-kind items and services | $21.06 | General |
| Category: Diabetes | ||||||
| 09/12/2024 | Ardelyx, Inc. | IBSRELA (Drug) | Food and Beverage | In-kind items and services | $31.35 | General |
| Category: GASTROENTEROLOGY | ||||||
| 09/12/2024 | AstraZeneca Pharmaceuticals LP | LOKELMA (Drug) | Food and Beverage | In-kind items and services | $21.83 | General |
| Category: Cardiovascular and Metabolism | ||||||
| 09/10/2024 | Boehringer Ingelheim Pharmaceuticals, Inc. | JARDIANCE (Drug) | Food and Beverage | In-kind items and services | $20.68 | General |
| Category: DIABETES | ||||||
| 09/03/2024 | Mallinckrodt Hospital Products Inc. | TERLIVAZ (Drug) | Food and Beverage | In-kind items and services | $20.49 | General |
| Category: CRITICAL CARE | ||||||
| 08/23/2024 | Bayer Healthcare Pharmaceuticals Inc. | Kerendia (Drug) | Food and Beverage | In-kind items and services | $121.82 | General |
| Category: Cardio-renal | ||||||
| 08/15/2024 | Vifor Pharma, Inc. | Veltassa (Drug) | Food and Beverage | In-kind items and services | $26.87 | General |
| Category: Hyperkalemia | ||||||
| 08/14/2024 | Fresenius USA Marketing, Inc. | Velphoro (Drug) | Food and Beverage | In-kind items and services | $17.63 | General |
| Category: Phosphate binder for ESRD | ||||||
| 08/13/2024 | Otsuka America Pharmaceutical, Inc. | JYNARQUE (Drug) | Food and Beverage | In-kind items and services | $26.53 | General |
| Category: NEPHROLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 16 | 682 | 1,026 | $355,953 | $100,796 |
| 2022 | 22 | 1,046 | 2,358 | $385,066 | $138,140 |
| 2021 | 24 | 1,273 | 2,325 | $509,148 | $185,411 |
| 2020 | 25 | 1,400 | 2,685 | $609,070 | $187,297 |
Total Patients
4,401
Total Services
8,394
Medicare Billing
$611,644
Procedure Codes
87
All Medicare Procedures & Services
87 procedure records from CMS Medicare Utilization — Page 1 of 4
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | Office | 2023 | 32 | 102 | $160,200 | $27,973 | 17.5% |
| 90961 | Dialysis services, 2-3 physician visits per month (20 years or older) | Office | 2023 | 39 | 73 | $62,172 | $16,518 | 26.6% |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Facility | 2023 | 72 | 135 | $25,808 | $12,798 | 49.6% |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Facility | 2023 | 84 | 191 | $25,919 | $11,772 | 45.4% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 106 | 134 | $26,628 | $11,701 | 43.9% |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Facility | 2023 | 68 | 70 | $25,952 | $9,212 | 35.5% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 27 | 27 | $10,788 | $4,416 | 40.9% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 18 | 18 | $5,440 | $2,060 | 37.9% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 12 | 15 | $4,009 | $1,792 | 44.7% |
| 90935 | Hemodialysis procedure with physician evaluation | Facility | 2023 | 14 | 18 | $3,831 | $1,033 | 27.0% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 40 | 52 | $468.00 | $436.80 | 93.3% |
| 80069 | Kidney function blood test panel | Office | 2023 | 32 | 39 | $1,443 | $331.89 | 23.0% |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Office | 2023 | 36 | 39 | $1,287 | $296.79 | 23.1% |
| 82570 | Creatinine level to test for kidney function or muscle injury | Office | 2023 | 39 | 42 | $924.00 | $213.36 | 23.1% |
| 84156 | Total protein level, urine | Office | 2023 | 40 | 45 | $720.00 | $162.00 | 22.5% |
| 81001 | Manual urinalysis test with examination using microscope, automated | Office | 2023 | 23 | 26 | $364.00 | $80.86 | 22.2% |
| 90961 | Dialysis services, 2-3 physician visits per month (20 years or older) | Office | 2022 | 43 | 148 | $105,228 | $34,627 | 32.9% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 168 | 287 | $59,122 | $27,187 | 46.0% |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | Office | 2022 | 31 | 92 | $79,488 | $25,931 | 32.6% |
| 99232 | Follow-up hospital inpatient care per day, typically 25 minutes | Facility | 2022 | 88 | 232 | $32,712 | $13,049 | 39.9% |
| 99223 | Initial hospital inpatient care per day, typically 70 minutes | Facility | 2022 | 42 | 45 | $17,685 | $7,115 | 40.2% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2022 | 38 | 47 | $13,066 | $6,753 | 51.7% |
| 99233 | Follow-up hospital inpatient care per day, typically 35 minutes | Facility | 2022 | 46 | 74 | $14,948 | $6,059 | 40.5% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2022 | 30 | 30 | $11,940 | $4,605 | 38.6% |
| 90962 | Dialysis services, 1 physician visit per month (20 years or older) | Office | 2022 | 24 | 25 | $13,275 | $3,987 | 30.0% |
About Dr. Vincent Tjia, MD
Dr. Vincent Tjia, MD is a Nephrology healthcare provider based in Austin, Texas. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 04/27/2006. The National Provider Identifier (NPI) number assigned to this provider is 1306803937.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Vincent Tjia, MD has received a total of $7,190 in payments from pharmaceutical and medical device companies, with $1,740 received in 2024. These payments were reported across 294 transactions from 39 companies. The most common payment nature is "Food and Beverage" ($6,985).
As a Medicare-enrolled provider, Tjia has provided services to 4,401 Medicare beneficiaries, totaling 8,394 services with total Medicare billing of $611,644. Data is available for 4 years (2020–2023), covering 87 distinct procedure/service records.
Ad
Practice Information
- Specialty Nephrology
- Location Austin, TX
- Active Since 04/27/2006
- Last Updated 10/19/2023
- Taxonomy Code 207RN0300X
- Entity Type Individual
- NPI Number 1306803937
Products in Payments
- Kerendia (Drug) $1,335
- Veltassa (Drug) $812.87
- ACTHAR (Biological) $648.08
- KRYSTEXXA (Biological) $347.55
- LOKELMA (Drug) $332.38
- Velphoro (Drug) $300.82
- JYNARQUE (Drug) $262.19
- LUPKYNIS (Drug) $243.25
- Parsabiv (Biological) $212.99
- Auryxia (Drug) $206.32
- BENLYSTA (Biological) $170.28
- SAMSCA (Drug) $141.77
- SOLIRIS (Drug) $141.18
- FARXIGA (Drug) $125.51
- ULTOMIRIS (Biological) $89.49
- JARDIANCE (Drug) $89.00
- FLOWTRIEVER CATHETER, S (Device) $88.08
- RAYALDEE (Drug) $82.40
- TERLIVAZ (Drug) $73.52
- TAVNEOS (Drug) $71.01
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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