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Dr. Thomas H. Hsu, MD
NPI1851433833PAC ID9739279837
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 635
- Publications
- 17
- Industry payments
- $259
- Affiliated sites
- 1
- Practice address
- 710 Lawrence Expy, Santa Clara, CA 95051
- Practice phone
- Call (408) 851-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Santa Clara, California
Find Dr. Hsu's professional email, personal email and mobile number
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Dr. Thomas H. Hsu is a urologist in Santa Clara, California
Dr. Hsu practices at Permanente Medical Group Inc in Santa Clara, California.
Dr. Hsu's NPI, 1851433833, was assigned on February 13, 2007. Dr. Hsu graduated from David Geffen School of Medicine at UCLA in 1995. Dr. Hsu holds California license A78861.
NPI and contact details
- NPI
- 1851433833NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739279837
- NPI enumeration date
- February 13, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (408) 851-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas H. Hsu practices at Permanente Medical Group Inc in Santa Clara, California
Dr. Hsu's primary practice is Permanente Medical Group Inc, at 710 Lawrence Expy, Santa Clara, CA 95051 in Santa Clara County. The practice phone is (408) 851-1000.
- Permanente Medical Group Inc710 Lawrence Expy, Santa Clara, CA 95051 · Santa Clara CountyPhone(408) 851-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas H. Hsu is affiliated with 2 sites of care and 1 medical group
Dr. Hsu's primary practice is Permanente Medical Group Inc in Santa Clara, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Hsu to 1 more group practice or clinic, named with a free account.
Permanente Medical Group IncPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thomas H. Hsu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hsu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas H. Hsu is one of 1,395 urologists in California
Urology is Dr. Hsu's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Hsu is board certified in urology by the American Board of Urology. Dmand AI has Dr. Hsu's licenses on file in 3 states: California, Maryland and Ohio.
Specialties and state licenses
- Urology, CaliforniaPrimary
- Maryland license
- Ohio license
Clinical focus
Dmand AI lists urine flow blockage among the conditions Dr. Hsu treats.
Urologists near Dr. Hsu
Counts of urologists 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. Thomas H. Hsu treated 12 Medicare patients in 2024, average age 62
CMS counts 12 Medicare patients who saw Dr. Hsu in 2024. The largest group is 75 to 84, with 0 patients. Their average risk score is 2.36, 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. Hsu's median patient age at 71, with 22% women.
Medicare patients, 202412
Average age62
Average risk score2.36
Dr. Hsu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hsu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women22%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas H. Hsu wrote 635 Medicare Part D claims in 2024
In 2024, Dr. Hsu wrote 635 Medicare Part D claims for 266 patients. 97% of them were for generic drugs. CMS names the drug for 573 of them, across 11 drugs with 11 or more claims each, at $21,531 in total drug cost. In 2023, CMS named 548 claims across 11 drugs.
Part D claims, 2024635
Drugs named by CMS11
Total drug cost$21,531
Part D patients266
Dr. Hsu's Part D claims by kind of drug, 2024
- Generic618 claims97%
- Brand-name and other17 claims3%
Dr. Hsu'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. Hsu's Part D claims, 2024
- Opioids2%12 of 635 claims
- Antibiotics16%99 of 635 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: 5482024: 5735%
Drugs named by CMS: 11 in 2024, 11 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. Thomas H. Hsu offers telehealth to Medicare patients
Dr. Hsu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hsu as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Thomas H. Hsu has 17 publications on record
Dmand AI links 17 papers to Dr. Hsu. The most frequent topics are Laparoscopy, Nephrectomy and Kidney. Dr. Hsu has published most often in Urology. Dr. Hsu's most frequent co-authors are Li-Ming Su, MD, Senzan Hsu, MD and Steven Lee Chang, MD, MS.
Papers17
Topics Dr. Hsu writes about most
- Laparoscopy
- Nephrectomy
- Kidney
- Kidney Neoplasms
- Kidney Transplantation
- Renal Artery
- Tissue and Organ Harvesting
- Urologic Surgical Procedures
Dr. Hsu's most frequent co-authors
Recent publications by Dr. Hsu
Blood Loss, SurgicalKidney TransplantationLaparoscopy
Hemostasis, SurgicalLaparoscopyNephrectomy
Int Urol Nephrol
Carcinoma, Transitional CellKidney NeoplasmsLaparoscopy
Abnormalities, MultipleCystostomyKidney
See who Dr. Hsu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hsu works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas H. Hsu received $259 in industry payments from 2019 to 2024
CMS Open Payments shows 3 general payments to Dr. Hsu from 3 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 85% of the total. Gilead Sciences, Inc. paid the most, $125.
General payments to Dr. Hsu by program year, 2019 to 2024
General payments to Dr. Hsu by kind, 2019 to 2024
$259in total
- Food and beverage$21985%
- Consulting fees$4015%
Companies that paid Dr. Hsu the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas H. Hsu graduated from David Geffen School of Medicine at UCLA
Dr. Hsu graduated from David Geffen School of Medicine at UCLA in 1995.
- Medical school
- Board certified in urology
Source: Dmand AI Professional Profile Data
Dr. Thomas H. Hsu accepts plans from 2 insurance carriers
Dr. Hsu is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Hsu accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas H. Hsu'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 Data |
| 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) |
| 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. Thomas H. Hsu
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. Thomas H. Hsu's NPI number?
Dr. Thomas H. Hsu's NPI number is 1851433833. It was assigned on February 13, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas H. Hsu?
Dr. Thomas H. Hsu is a urologist in Santa Clara, California. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Thomas H. Hsu practice?
Dr. Hsu practices at 710 Lawrence Expy, Santa Clara, CA 95051. Dr. Hsu's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dmand AI also links Dr. Hsu to 1 group practice or clinic.
What is Dr. Thomas H. Hsu's office phone number?
The practice phone on file for Dr. Hsu is (408) 851-1000.
What is Dr. Thomas H. Hsu's medical license number?
Dr. Hsu holds California license A78861, one of the licenses on file in 3 states.
Which states has Dr. Thomas H. Hsu been licensed in?
Dmand AI has state licenses on file for Dr. Hsu in California (2002 to 2026), Maryland (2000 to 2002) and Ohio (1999 to 2002).
What medical group is Dr. Thomas H. Hsu part of?
Dr. Hsu is linked to The Permanente Medical Group, Inc.
Does Dr. Thomas H. Hsu accept Medicare?
Yes. CMS lists Dr. Hsu as accepting Medicare assignment.
Does Dr. Thomas H. Hsu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hsu as offering telehealth services.
How many Medicare patients does Dr. Thomas H. Hsu see?
CMS counts 12 Medicare patients who saw Dr. Hsu in 2024, with an average age of 62.
Show 8 more questionsShow fewer questions
Is Dr. Thomas H. Hsu board certified?
Yes. Dr. Hsu is board certified in urology by the American Board of Urology.
Where did Dr. Thomas H. Hsu go to medical school?
Dr. Hsu graduated from David Geffen School of Medicine at UCLA in 1995.
What drugs does Dr. Thomas H. Hsu prescribe most?
In 2024 Medicare Part D data, Dr. Hsu's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Oxybutynin Chloride.
Has Dr. Thomas H. Hsu received payments from drug or device companies?
CMS Open Payments shows $259 in general payments to Dr. Hsu from 3 companies from 2019 to 2024. The largest total came from Gilead Sciences, Inc.
How long has Dr. Thomas H. Hsu been practicing?
Dr. Hsu graduated from medical school in 1995, 31 years ago.
Does Dr. Thomas H. Hsu do research?
Dmand AI links 17 publications to Dr. Hsu.
Who does Dr. Thomas H. Hsu publish with?
Dr. Hsu's most frequent co-authors are Li-Ming Su, MD (3 shared papers), Senzan Hsu, MD (2 shared papers) and Steven Lee Chang, MD, MS (1 shared paper).
What insurance does Dr. Thomas H. Hsu accept?
Dr. Hsu is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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