Acute renal failure secondary to imatinib mesylate treatment in prostate cancer (opens in a new tab)
Ann Pharmacother
Acute Kidney InjuryBenzamidesImatinib Mesylate
Dr. Vincent M. Tjia, MD
NPI1306803937PAC ID1951387851
- Medicare services, 2024
- 793
- Medicare patients, 2024
- 320
- Part D claims, 2024
- 879
- Publications
- 1
- Hospital affiliations
- 5
- Practice address
- 408 W 45th St, Austin, TX 78751
- Practice phone
- Call (512) 268-2523
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hill Country Dialysis
Austin, Texas
Find Dr. Tjia's professional email, personal email and mobile number
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Dr. Vincent M. Tjia is a nephrologist in Austin, Texas
Dr. Tjia practices at Hill Country Dialysis in Austin, Texas.
Dr. Tjia's NPI, 1306803937, was assigned on April 27, 2006. Dr. Tjia graduated from Joe R. & Teresa Lozano Long School of Medicine in 1999. Dr. Tjia's Texas license number on file is L5587.
NPI and contact details
- NPI
- 1306803937NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951387851
- NPI enumeration date
- April 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (512) 268-2523
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vincent M. Tjia practices at Hill Country Dialysis in Austin, Texas
Dr. Tjia's primary practice is Hill Country Dialysis, at 408 W 45th St, Austin, TX 78751 in Travis County. The practice phone is (512) 268-2523.
- Hill Country Dialysis408 W 45th St, Austin, TX 78751 · Travis CountyPhone(512) 268-2523
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Vincent M. Tjia is affiliated with 10 sites of care and 1 medical group
Dr. Tjia's primary practice is Hill Country Dialysis in Austin, Texas. Dr. Tjia is also affiliated with St. David's Medical Center. The medical group on file is Central Texas Kidney Associates. Dmand AI also links Dr. Tjia to 4 more hospitals, 3 dialysis centers and 1 group practice or clinic, each named with a free account.
Hill Country DialysisPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Vincent M. Tjia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tjia practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hill Country Dialysis | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Vincent M. Tjia is one of 1,045 nephrologists in Texas
Nephrology is Dr. Tjia's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Tjia is board certified in internal medicine by the American Board of Internal Medicine. Dr. Tjia has a license on file in Texas.
Specialties and state licenses
- Nephrology, TexasPrimary
Clinical focus
Dmand AI lists chronic kidney disease, fluid and electrolyte imbalances and kidney cysts among the conditions Dr. Tjia treats.
Nephrologists near Dr. Tjia
Counts of nephrologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Vincent M. Tjia billed Medicare for 793 services in 2024
CMS data shows 793 Medicare services from Dr. Tjia across 10 procedure codes in 2024, for 320 Medicare patients. Medicare paid $105,381 for them.
Medicare services, 2024793
Medicare patients320
Paid by Medicare$105,381
Procedure codes10
Dr. Tjia's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5902024: 5556%
- Tests and treatments
- 2023: 1932024: 23823%
- Lab and pathology
- 2023: 1912024: 0100%
- Surgery
- 2023: 522024: 0100%
Where Dr. Tjia's Medicare services took place, 2024
- In an office46559%
- In a facility32841%
Dr. Tjia compared with the Texas median for nephrologists, 2024
- Dr. Tjia
- Texas median
- Medicare services
- 793vs 1,04824% below
- Medicare patients
- 320vs 27716% above
- Part D claims
- 713vs 7586% below
Medians across 1,017 nephrologists in Texas with Dmand AI profiles that report each measure.
Dr. Tjia's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Tjia?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tjia and other nephrologists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vincent M. Tjia treated 320 Medicare patients in 2024, average age 72
CMS counts 320 Medicare patients who saw Dr. Tjia in 2024. The largest group is 65 to 74, with 117 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 17% are also on Medicaid. Their average risk score is 4.26, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Tjia's median patient age at 67, with 44% women.
Medicare patients, 2024320
Average age72
Average risk score4.26
Also on Medicaid17%
Dr. Tjia's Medicare patients by age, 2024
Dr. Tjia's Medicare patients by sex, 2024
- Women13843%
- Men18257%
Chronic conditions among Dr. Tjia's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes64%
- Heart failure56%
- Ischemic heart disease53%
- Arthritis46%
- Atrial fibrillation38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tjia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women44%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Vincent M. Tjia wrote 879 Medicare Part D claims in 2024
In 2024, Dr. Tjia wrote 879 Medicare Part D claims for 171 patients. 83% of them were for generic drugs. CMS names the drug for 713 of them, across 23 drugs with 11 or more claims each, at $88,220 in total drug cost. In 2023, CMS named 745 claims across 28 drugs.
Part D claims, 2024879
Drugs named by CMS23
Total drug cost$88,220
Part D patients171
Dr. Tjia's Part D claims by kind of drug, 2024
- Generic731 claims83%
- Brand-name and other148 claims17%
Dr. Tjia's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Tjia's Part D claims, 2024
- Antibiotics3%23 of 879 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7452024: 7134%
Drugs named by CMS: 23 in 2024, 28 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Vincent M. Tjia offers telehealth to Medicare patients
Dr. Tjia accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Tjia as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Vincent M. Tjia has 1 publication on record
Dmand AI links 1 paper to Dr. Tjia in 2005. Dr. Tjia's most frequent co-authors are Kevin W. Finkel, MD, John R. Foringer, MD and Joshua A. Samuels, MD.
Papers1
Dr. Tjia's most frequent co-authors
- Kevin W. Finkel, MD1 shared paper
- John R. Foringer, MD1 shared paper
- Joshua A. Samuels, MD1 shared paper
Recent publications by Dr. Tjia
See who Dr. Tjia researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tjia works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Vincent M. Tjia received $9,783 in industry payments from 2016 to 2025
CMS Open Payments shows 385 general payments to Dr. Tjia from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $1,593.
General payments to Dr. Tjia by program year, 2016 to 2025
General payments to Dr. Tjia by kind, 2016 to 2025
$9.8Kin total
- Food and beverage$9,55898%
- Education$2252%
Companies that paid Dr. Tjia the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Vincent M. Tjia has 1 award and honors on record
Dmand AI lists 1 award for Dr. Tjia, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Tjia
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Vincent M. Tjia graduated from Joe R. & Teresa Lozano Long School of Medicine
Dr. Tjia graduated from Joe R. & Teresa Lozano Long School of Medicine in 1999.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Vincent M. Tjia accepts plans from 15 insurance carriers
Dr. Tjia is in network with 15 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Elevance
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Cigna
- Alliant Health Plans
- Aspirus Health Plan
- HCSC
- +7 more carriersWith a free account
Plan types Dr. Tjia accepts, by number of carriers
- PPO11
- HMO8
- Medicare6
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Vincent M. Tjia's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Vincent M. Tjia
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Vincent M. Tjia's NPI number?
Dr. Vincent M. Tjia's NPI number is 1306803937. It was assigned on April 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Vincent M. Tjia?
Dr. Vincent M. Tjia is a nephrologist in Austin, Texas. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Vincent M. Tjia practice?
Dr. Tjia practices at 408 W 45th St, Austin, TX 78751. Dr. Tjia's primary practice is Hill Country Dialysis in Austin, Texas. Dmand AI also links Dr. Tjia to 4 hospitals, 3 dialysis centers and 1 group practice or clinic.
What is Dr. Vincent M. Tjia's office phone number?
The practice phone on file for Dr. Tjia is (512) 268-2523.
What is Dr. Vincent M. Tjia's medical license number?
Dr. Tjia's Texas license number on file is L5587.
Which hospitals is Dr. Vincent M. Tjia affiliated with?
Dr. Tjia is affiliated with St. David's Medical Center. Dmand AI links Dr. Tjia to 4 more hospitals.
What medical group is Dr. Vincent M. Tjia part of?
Dr. Tjia is linked to Central Texas Kidney Associates.
Does Dr. Vincent M. Tjia accept Medicare?
Yes. CMS data shows Dr. Tjia billed Medicare for 793 services in 2024, and Dr. Tjia accepts Medicare assignment.
Does Dr. Vincent M. Tjia offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Tjia as offering telehealth services.
How many Medicare patients does Dr. Vincent M. Tjia see?
CMS counts 320 Medicare patients who saw Dr. Tjia in 2024, with an average age of 72.
Show 9 more questionsShow fewer questions
Is Dr. Vincent M. Tjia board certified?
Yes. Dr. Tjia is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Vincent M. Tjia bill to Medicare?
In 2024, Dr. Tjia's most billed Medicare services were office visit, established patient (99214), dialysis (90960) and hospital inpatient care (99232).
Where did Dr. Vincent M. Tjia go to medical school?
Dr. Tjia graduated from Joe R. & Teresa Lozano Long School of Medicine in 1999.
What drugs does Dr. Vincent M. Tjia prescribe most?
In 2024 Medicare Part D data, Dr. Tjia's most prescribed drugs by claims were Amlodipine Besylate, Farxiga and Losartan Potassium.
Has Dr. Vincent M. Tjia received payments from drug or device companies?
CMS Open Payments shows $9,783 in general payments to Dr. Tjia from 41 companies from 2016 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Dr. Vincent M. Tjia been practicing?
Dr. Tjia graduated from medical school in 1999, 27 years ago.
Does Dr. Vincent M. Tjia do research?
Dmand AI links 1 publication to Dr. Tjia.
Who does Dr. Vincent M. Tjia publish with?
Dr. Tjia's most frequent co-authors are Kevin W. Finkel, MD (1 shared paper), John R. Foringer, MD (1 shared paper) and Joshua A. Samuels, MD (1 shared paper).
What insurance does Dr. Vincent M. Tjia accept?
Dr. Tjia is in network with 15 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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