Quynhan Nguyan Chau

  • Orlando, FL
  • Internist
NPI1942628235PAC ID4587881032
Medicare services, 2024
347
Medicare patients, 2024
146
Part D claims, 2024
5,399
Hospital affiliations
2
Industry payments
$3,471
Practice address
1287 N Semoran Blvd, Orlando, FL 32807
Practice phone
Call (407) 273-9410
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Dr Son L Chau PA

Orlando, Florida

See all 6 affiliations

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Quynhan Nguyan Chau is an internist in Orlando, Florida

Quynhan Chau practices at Dr Son L Chau PA in Orlando, Florida.

Quynhan Chau's NPI, 1942628235, was assigned on April 3, 2014. Quynhan Chau graduated from Florida State University College Of Medicine in 2014. Quynhan Chau holds Florida license ME130746.

NPI and contact details
Medicare PAC ID
4587881032
NPI enumeration date
April 3, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(407) 273-9410
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
38
Medical school graduation
2014

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

Quynhan Nguyan Chau practices at Dr Son L Chau PA in Orlando, Florida

Quynhan Chau's primary practice is Dr Son L Chau PA, at 1287 N Semoran Blvd, Orlando, FL 32807 in Orange County. The practice phone is (407) 273-9410.

  • Dr Son L Chau PA
    1287 N Semoran Blvd, Orlando, FL 32807 · Orange CountyPhone(407) 273-9410

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Quynhan Nguyan Chau is affiliated with 5 sites of care and 1 medical group

Quynhan Chau's primary practice is Dr Son L Chau PA in Orlando, Florida. Quynhan Chau is also affiliated with AdventHealth Orlando. The medical group on file is Chau Medical Group. Dmand AI also links Quynhan Chau to 1 more hospital, 1 group practice or clinic and 1 home health agency, each named with a free account.

See all 6 affiliations for Quynhan Chau

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Quynhan Nguyan Chau's practice

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

EHR by site
SiteEHR vendor and product
Dr Son L Chau PAAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Quynhan Nguyan Chau is one of 9,009 internists in Florida

Internal medicine is Quynhan Chau's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Quynhan Chau is board certified in geriatric medicine by the American Board of Internal Medicine. Quynhan Chau is licensed in Florida.

Specialties and state licenses

  • Internal medicine, FloridaPrimaryLicense ME130746 · 2016 to 2027 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acute sinusitis, acute skin infection, aneurysm, anxiety, aortic atherosclerois, arthritis, asthma and atrial fibrillation and flutter among the conditions Quynhan Chau treats.

Internists near Quynhan Chau

Counts of internists 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

Quynhan Nguyan Chau billed Medicare for 347 services in 2024

CMS data shows 347 Medicare services from Quynhan Chau across 7 procedure codes in 2024, for 146 Medicare patients. Medicare paid $31,363 for them. Every service was in an office.

Medicare services, 2024347
Medicare patients146
Paid by Medicare$31,363
Procedure codes7

Quynhan Chau's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6882024: 25663%
Other services
2023: 472024: 6538%
Tests and treatments
2023: 292024: 2610%

Quynhan Chau compared with the Florida median for internists, 2024

  • Quynhan Chau
  • Florida median
Medicare services
347vs 55537% below
Medicare patients
146vs 21532% below
Part D claims
4,648vs 46610.0 times

Medians across 8,488 internists in Florida with Dmand AI profiles that report each measure.

Quynhan Chau'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.

See all procedures by Quynhan Chau

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Medicare shows one payer. Book a meeting to get commercial claims data for Quynhan Chau and other internists in Florida.

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

Quynhan Nguyan Chau treated 146 Medicare patients in 2024, average age 70

CMS counts 146 Medicare patients who saw Quynhan Chau in 2024. The largest group is 65 to 74, with 59 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 29% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Quynhan Chau's median patient age at 53, with 71% women.

Medicare patients, 2024146
Average age70
Average risk score1.19
Also on Medicaid29%

Quynhan Chau's Medicare patients by age, 2024

Quynhan Chau's Medicare patients by sex, 2024

  • Women10371%
  • Men4329%

Chronic conditions among Quynhan Chau's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure71%
  3. Arthritis42%
  4. Diabetes40%
  5. Anxiety36%
  6. Mood disorders32%
  7. Ischemic heart disease31%
  8. Chronic kidney disease30%

Share of Medicare patients with each condition. A patient can have several.

Quynhan Chau's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women71%
  • Men28%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Quynhan Nguyan Chau wrote 5,399 Medicare Part D claims in 2024

In 2024, Quynhan Chau wrote 5,399 Medicare Part D claims for 588 patients. 83% of them were for generic drugs. CMS names the drug for 4,648 of them, across 102 drugs with 11 or more claims each, at $394,235 in total drug cost. In 2023, CMS named 6,363 claims across 132 drugs.

Part D claims, 20245,399
Drugs named by CMS102
Total drug cost$394,235
Part D patients588

Quynhan Chau's Part D claims by kind of drug, 2024

  • Generic4,487 claims83%
  • Brand-name877 claims16%
  • Other35 claims1%

Quynhan Chau'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 Quynhan Chau's Part D claims, 2024

  • Opioids2%123 of 5,399 claims
  • Antibiotics4%211 of 5,399 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: 6,3632024: 4,64827%

Drugs named by CMS: 102 in 2024, 132 in 2023.

See all prescribing by Quynhan Chau

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

Quynhan Nguyan Chau offers telehealth to Medicare patients

Quynhan Chau accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Quynhan Chau as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Quynhan Nguyan Chau received $3,471 in industry payments from 2016 to 2025

CMS Open Payments shows 110 general payments to Quynhan Chau from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. Gilead Sciences, Inc. paid the most, $617.

General payments to Quynhan Chau by program year, 2016 to 2025

General payments to Quynhan Chau by kind, 2016 to 2025

$3.5Kin total
  • Food and beverage$3,35897%
  • Education$1133%

Companies that paid Quynhan Chau the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Quynhan Chau

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

Quynhan Nguyan Chau graduated from Florida State University College Of Medicine

Quynhan Chau graduated from Florida State University College Of Medicine in 2014.

  1. Medical schoolFlorida State University College Of Medicine
  2. Board certified in geriatric medicineAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Quynhan Nguyan Chau accepts plans from 13 insurance carriers

Quynhan Chau is in network with 13 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.

Plan types Quynhan Chau accepts, by number of carriers

  1. HMO8
  2. PPO8
  3. Medicare6
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Quynhan Nguyan Chau'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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 Quynhan Nguyan Chau

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Quynhan Nguyan Chau's NPI number?

Quynhan Nguyan Chau's NPI number is 1942628235. It was assigned on April 3, 2014, and it is active in the NPI Registry.

What does Quynhan Nguyan Chau specialize in?

Quynhan Nguyan Chau is an internist in Orlando, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Quynhan Nguyan Chau practice?

Quynhan Chau practices at 1287 N Semoran Blvd, Orlando, FL 32807. Quynhan Chau's primary practice is Dr Son L Chau PA in Orlando, Florida. Dmand AI also links Quynhan Chau to 1 hospital, 1 group practice or clinic and 1 home health agency.

What is Quynhan Nguyan Chau's office phone number?

The practice phone on file for Quynhan Chau is (407) 273-9410.

What is Quynhan Nguyan Chau's medical license number?

Quynhan Chau holds Florida license ME130746.

Which hospitals is Quynhan Nguyan Chau affiliated with?

Quynhan Chau is affiliated with AdventHealth Orlando. Dmand AI links Quynhan Chau to 1 more hospital.

What medical group is Quynhan Nguyan Chau part of?

Quynhan Chau is linked to Chau Medical Group.

Does Quynhan Nguyan Chau accept Medicare?

Yes. CMS data shows Quynhan Chau billed Medicare for 347 services in 2024, and Quynhan Chau accepts Medicare assignment.

Does Quynhan Nguyan Chau offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Quynhan Chau as offering telehealth services.

How many Medicare patients does Quynhan Nguyan Chau see?

CMS counts 146 Medicare patients who saw Quynhan Chau in 2024, with an average age of 70.

Show 7 more questionsShow fewer questions

Is Quynhan Nguyan Chau board certified?

Yes. Quynhan Chau is board certified in geriatric medicine by the American Board of Internal Medicine.

What services does Quynhan Nguyan Chau bill to Medicare?

In 2024, Quynhan Chau's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and nursing facility care (99309).

Where did Quynhan Nguyan Chau go to medical school?

Quynhan Chau graduated from Florida State University College Of Medicine in 2014.

What drugs does Quynhan Nguyan Chau prescribe most?

In 2024 Medicare Part D data, Quynhan Chau's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Eliquis.

Has Quynhan Nguyan Chau received payments from drug or device companies?

CMS Open Payments shows $3,471 in general payments to Quynhan Chau from 24 companies from 2016 to 2025. The largest total came from Gilead Sciences, Inc.

How long has Quynhan Nguyan Chau been practicing?

Quynhan Chau graduated from medical school in 2014, 12 years ago.

What insurance does Quynhan Nguyan Chau accept?

Quynhan Chau is in network with 13 carriers, including Elevance, Aetna and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.

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