NPPES file of Aug 9, 2026

Hoang Chau Thi Nguyen, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Madison, WI

Hoang Chau Thi Nguyen, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Madison, Wisconsin, and NPI 1295742005, issued on Aug 2, 2006. Check the license (Wisconsin 13952-320, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295742005
Name
Hoang Chau Thi Nguyen
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
13952-320 WI
MD26796 OR
Self-reported in NPPES; status is on the state search
Practice location
700 S Park St Ste A, Madison, WI 53715
Phone
(608) 260-2900
Enumerated
Aug 2, 2006
Record last updated
Dec 17, 2025
Fax
(608) 260-2951
Medicaid ID
240138 OR
Medicare enrollment
Enrolled (PECOS I20251114002893); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 700 S Park St Ste A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kwadwo Achampong, M.D.Pain Medicine Physician1255699450
  2. Alexei Agapitov, M.D.Cardiovascular Disease Physician1841201514
  3. James Ballard, M.D.Interventional Cardiology Physician1508209354
  4. Franklin Bendewald, M.D.Surgery Physician1275505646
  5. Jaclyn Boardman, RDRegistered Dietitian1053760553
  6. Vanesa Botsford, MDNeurology Physician1497288500

Verify Hoang Chau Thi Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 13952-320
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

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89% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

11 Medicare Part D claims, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Hoang Nguyen11
  2. Specialty average101

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,039.57

9 payments; by number, the most common kind was food and beverage; the largest payer was Medical Device Business Services, Inc. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hoang Nguyen$1,039.57
  2. Specialty average$7,828.84

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Dean Health Systems IncMadison, WI
  2. Intermountain Medical Group Grand Junction, LLCGrand Junction, CO
  3. Specialty Physician Group LLCMemphis, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hoang Chau Thi Nguyen among 115 thoracic surgery (cardiothoracic vascular surgery) physician records in Wisconsin

Hoang Chau Thi Nguyen, M.D. is one of 115 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Wisconsin. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 40% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1992 · median 1993 among the 74 with a school on file
  • Record last updated2025 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Wisconsin

There are 115 thoracic surgery (cardiothoracic vascular surgery) physician records in Wisconsin.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Khosro Adib, MDMadison, WI 537151932163581
  2. Haywood Gilliam, MDMadison, WI 537151316902091
  3. Vijay Kantamneni, MDMadison, WI 537151316997406
  4. Tomaz Mesar, M.D.Madison, WI 537151114313871
  5. Ghulam Murtaza, M.D.Madison, WI 537151528294329
  6. Zahir Rashid, MDMadison, WI 537151407956865
  7. George Reiss, M.D.Madison, WI 537151164510871
  8. Patrick Vining, MDMadison, WI 537151063900249

Common questions

What is Hoang Chau Thi Nguyen, M.D.'s NPI number?

Hoang Chau Thi Nguyen, M.D.'s National Provider Identifier (NPI) is 1295742005, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hoang Chau Thi Nguyen, M.D. located?

The NPPES record lists a practice address at 700 S Park St Ste A, Madison, WI, 53715. Phone: (608) 260-2900. Providers update this record themselves, so call before visiting.

How can I verify Hoang Chau Thi Nguyen, M.D.'s license?

NPPES lists Wisconsin license number 13952-320, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Hoang Chau Thi Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Hoang Chau Thi Nguyen, M.D. had 11 Medicare Part D claims; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.