Dr. Thomas Tieu, MD

  • Tucson, AZ
  • Urologist
NPI1396008892PAC ID7214176668
Medicare services, 2020
2,767
Part D claims, 2024
855
MIPS score, 2024
84
Hospital affiliations
3
Industry payments
$652
Practice address
5301 East Grant Road, Tucson, AZ 85712
Practice phone
Call (520) 324-1399
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Tucson Medical Center

Hospital · Tucson, Arizona

See all 6 affiliations

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Dr. Thomas Tieu is a urologist in Tucson, Arizona

Dr. Tieu practices at Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare.

Dr. Tieu's NPI, 1396008892, was assigned on June 19, 2012. Dr. Tieu graduated from Chicago College of Medicine and Surgery in 2012. Dr. Tieu holds Illinois license 125.061239.

NPI and contact details
Medicare PAC ID
7214176668
NPI enumeration date
June 19, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(520) 324-1399
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Thomas Tieu practices at Tucson Medical Center in Tucson, Arizona

Dr. Tieu's primary practice is Tucson Medical Center, at 5301 East Grant Road, Tucson, AZ 85712 in Pima County. The practice phone is (520) 324-1399.

Source: Dmand AI Affiliation Data

Dr. Thomas Tieu is affiliated with 4 sites of care and 2 medical groups

Dr. Tieu's primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. Dr. Tieu is also affiliated with St. Joseph's Hospital. The medical group on file is Santa Cruz Urology. Dmand AI also links Dr. Tieu to 1 more hospital, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Tieu

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Thomas Tieu's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tieu practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Tucson Medical CenterAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Thomas Tieu is one of 249 urologists in Arizona

Urology is Dr. Tieu's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Tieu is licensed in Illinois.

Specialties and state licenses

  • Urology, IllinoisPrimaryLicense 125.061239 · taxonomy 208800000X

Urologists near Dr. Tieu

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 Tieu billed Medicare for 2,767 services in 2020

CMS data shows 2,767 Medicare services from Dr. Tieu across 23 procedure codes in 2020. Medicare paid $76,058 for them.

Medicare services, 20202,767
Paid by Medicare$76,058
Procedure codes23

Dr. Tieu's Medicare services by type, 2019 to 2020

  • 2019
  • 2020
Other services
2019: 5,6002020: 1,70070%
Office and hospital visits
2019: 9632020: 46851%
Surgery
2019: 7612020: 31758%
Lab and pathology
2019: 4682020: 15866%
Drugs given in the office
2019: 672020: 644%
Imaging
2019: 1772020: 3680%
Tests and treatments
2019: 252020: 244%

Where Dr. Tieu's Medicare services took place, 2020

  • In an office2,70198%
  • In a facility662%

Dr. Tieu compared with the Arizona median for urologists, 2020

  • Dr. Tieu
  • Arizona median
Medicare services
2,767vs 2,01637% above
Part D claims
755vs 7057% above

Medians across 239 urologists in Arizona with Dmand AI profiles that report each measure.

Dr. Tieu's most billed Medicare procedure codes, 2020

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Thomas Tieu's patients have a median age of 71

Across all payers, Dmand AI patient panel data puts Dr. Tieu's median patient age at 71, with 26% women.

Dr. Tieu'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

  • Women26%
  • Men73%

Source: Dmand AI Patient Panel Data

Dr. Thomas Tieu wrote 855 Medicare Part D claims in 2024

In 2024, Dr. Tieu wrote 855 Medicare Part D claims for 269 patients. 90% of them were for generic drugs. CMS names the drug for 755 of them, across 11 drugs with 11 or more claims each, at $68,198 in total drug cost. In 2023, CMS named 699 claims across 11 drugs.

Part D claims, 2024855
Drugs named by CMS11
Total drug cost$68,198
Part D patients269

Dr. Tieu's Part D claims by kind of drug, 2024

  • Generic769 claims90%
  • Brand-name86 claims10%

Dr. Tieu'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. Tieu's Part D claims, 2024

  • Antibiotics10%82 of 855 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: 6992024: 7558%

Drugs named by CMS: 11 in 2024, 11 in 2023.

See all prescribing by Dr. Tieu

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 Tieu scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Tieu for performance year 2024, reported as part of a group. Dr. Tieu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 17 procedures of prostate resection by Dr. Tieu, more than 76% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Tieu's MIPS scores, performance year 2024

  • 84of 100Final score
  • 80.2of 100Quality
  • 82of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Tieu ranks in Medicare procedure volume

Prostate resection
76th percentile17 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Thomas Tieu received $652 in industry payments from 2016 to 2025

CMS Open Payments shows 15 general payments to Dr. Tieu from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 56% of the total. Boston Scientific Corporation paid the most, $228.

General payments to Dr. Tieu by program year, 2016 to 2025

General payments to Dr. Tieu by kind, 2016 to 2025

$652in total
  • Food and beverage$36656%
  • Education$23035%
  • Grants$569%

Companies that paid Dr. Tieu the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Tieu

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Thomas Tieu graduated from Chicago College of Medicine and Surgery

Dr. Tieu graduated from Chicago College of Medicine and Surgery in 2012.

  1. Medical schoolChicago College of Medicine and Surgery

Source: Dmand AI Professional Profile Data

Sources for Dr. Thomas Tieu's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Thomas Tieu

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 Tieu's NPI number?

Dr. Thomas Tieu's NPI number is 1396008892. It was assigned on June 19, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Tieu?

Dr. Thomas Tieu is a urologist in Tucson, Arizona. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).

Where does Dr. Thomas Tieu practice?

Dr. Tieu practices at 5301 East Grant Road, Tucson, AZ 85712. Dr. Tieu's primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. Dmand AI also links Dr. Tieu to 1 hospital, 1 group practice or clinic and 1 medical group.

What is Dr. Thomas Tieu's office phone number?

The practice phone on file for Dr. Tieu is (520) 324-1399.

What is Dr. Thomas Tieu's medical license number?

Dr. Tieu holds Illinois license 125.061239.

Which hospitals is Dr. Thomas Tieu affiliated with?

Dr. Tieu practices at Tucson Medical Center in Tucson, Arizona. Dr. Tieu is also affiliated with St. Joseph's Hospital. Dmand AI links Dr. Tieu to 1 more hospital.

What medical group is Dr. Thomas Tieu part of?

Dr. Tieu is linked to Santa Cruz Urology. Dmand AI links Dr. Tieu to 1 more medical group.

Does Dr. Thomas Tieu accept Medicare?

Yes. CMS data shows Dr. Tieu billed Medicare for 2,767 services in 2020, and Dr. Tieu accepts Medicare assignment.

What is Dr. Thomas Tieu's MIPS score?

Dr. Tieu's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

What services does Dr. Thomas Tieu bill to Medicare?

In 2020, Dr. Tieu's most billed Medicare services were medicare temporary code (Q9967), office visit, established patient (99214) and office visit, established patient (99213).

Show 4 more questionsShow fewer questions

Where did Dr. Thomas Tieu go to medical school?

Dr. Tieu graduated from Chicago College of Medicine and Surgery in 2012.

What drugs does Dr. Thomas Tieu prescribe most?

In 2024 Medicare Part D data, Dr. Tieu's most prescribed drugs by claims were Tamsulosin HCl, Oxybutynin Chloride ER and Myrbetriq.

Has Dr. Thomas Tieu received payments from drug or device companies?

CMS Open Payments shows $652 in general payments to Dr. Tieu from 7 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Thomas Tieu been practicing?

Dr. Tieu graduated from medical school in 2012, 14 years ago.

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