Dr. Michelle Chi Nguyen, MD, MPH

  • Phoenix, AZ
  • General surgeon
NPI1528401205PAC ID8820224025
Medicare services, 2024
83
Medicare patients, 2024
64
Part D claims, 2018
11
Publications
39
MIPS score, 2024
86
Practice address
5777 East Mayo Boulevard, Phoenix, AZ 85054
Practice phone
Call (480) 342-4201
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Hospital - Phoenix

Hospital · Phoenix, Arizona

See all 5 affiliations

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Dr. Michelle Chi Nguyen is a general surgeon in Phoenix, Arizona

Dr. Nguyen practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic.

Dr. Nguyen's NPI, 1528401205, was assigned on April 11, 2013. Dr. Nguyen graduated from Carver College of Medicine in 2013. Dr. Nguyen holds Arizona license 63840.

NPI and contact details
Medicare PAC ID
8820224025
NPI enumeration date
April 11, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(480) 342-4201
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
39
Medical school graduation
2013

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

Dr. Michelle Chi Nguyen practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona

Dr. Nguyen's primary practice is Mayo Clinic Hospital - Phoenix, at 5777 East Mayo Boulevard, Phoenix, AZ 85054 in Maricopa County. The practice phone is (480) 342-4201.

Source: Dmand AI Affiliation Data

Dr. Michelle Chi Nguyen is affiliated with 3 sites of care and 2 medical groups

Dr. Nguyen's primary practice is Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic. The medical group on file is Mayo Clinic Arizona. Dmand AI also links Dr. Nguyen to 1 more group practice or clinic, 1 ambulatory surgery center and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Nguyen

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

Dmand AI tracks the EHR system at Dr. Michelle Chi Nguyen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Hospital - PhoenixAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michelle Chi Nguyen is one of 617 general surgeons in Arizona

Surgery is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Nguyen is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Nguyen's licenses on file in 3 states: Arizona, Maryland and Ohio.

Specialties and state licenses

  • Surgery, ArizonaPrimaryLicense 63840 · 2021 to 2027 · taxonomy 208600000X
  • Maryland licenseLicense 1528401205 · 2019 to 2021
  • Ohio license2013 to 2021

Clinical focus

Dmand AI lists kidney transplant among the conditions Dr. Nguyen treats.

General surgeons near Dr. Nguyen

Counts of general surgeons 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. Michelle Chi Nguyen billed Medicare for 83 services in 2024

CMS data shows 83 Medicare services from Dr. Nguyen across 5 procedure codes in 2024, for 64 Medicare patients. Medicare paid $51,820 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202483
Medicare patients64
Paid by Medicare$51,820
Procedure codes5

Dr. Nguyen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 582024: 603%
Office and hospital visits
2023: 212024: 2310%

Dr. Nguyen compared with the Arizona median for general surgeons, 2024

  • Dr. Nguyen
  • Arizona median
Medicare services
83vs 16249% below
Medicare patients
64vs 11645% below
Part D claims
11vs 3165% below

Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.

Dr. Nguyen'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 Dr. Nguyen

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

Dr. Michelle Chi Nguyen treated 64 Medicare patients in 2024, average age 57

CMS counts 64 Medicare patients who saw Dr. Nguyen in 2024. The largest group is under 65, with 36 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 34% are also on Medicaid. Their average risk score is 8.51, 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. Nguyen's median patient age at 67, with 40% women.

Medicare patients, 202464
Average age57
Average risk score8.51
Also on Medicaid34%

Dr. Nguyen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Nguyen's Medicare patients by sex, 2024

  • Women2234%
  • Men4266%

Chronic conditions among Dr. Nguyen's Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol72%
  4. Diabetes61%
  5. Anxiety36%
  6. Ischemic heart disease36%
  7. Mood disorders34%
  8. Depression33%

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

Dr. Nguyen'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

  • Women40%
  • Men58%

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

Dr. Michelle Chi Nguyen wrote 11 Medicare Part D claims in 2018

In 2018, Dr. Nguyen wrote 11 Medicare Part D claims. They cover 1 drug, with $59 in total drug cost.

Part D claims, 201811
Drugs named by CMS1
Total drug cost$59

Dr. Nguyen's most prescribed drugs by claims, 2018

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Dr. Nguyen

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Michelle Chi Nguyen scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Nguyen for performance year 2024, reported as part of a group. Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Nguyen's MIPS scores, performance year 2024

  • 86of 100Final score
  • 78.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 77of 100Cost

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

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

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Dr. Michelle Chi Nguyen has 39 publications on record

Dmand AI links 39 papers to Dr. Nguyen, published from 2016 to 2025. 2016 was the busiest year, with 6. The most frequent topics are Liver Transplantation, Allografts and Kidney Transplantation. Dr. Nguyen has published most often in Clin Transplant. Dr. Nguyen's most frequent co-authors are Caroline Jadlowiec, MD, Xingjie Li, MD and Adyr A. Moss, MD.

Papers39
Years published2016 to 2025

Dr. Nguyen's papers by year, 2016 to 2025

Topics Dr. Nguyen writes about most

  • Liver Transplantation
  • Allografts
  • Kidney Transplantation
  • Organ Preservation
  • Perfusion
  • Graft Survival
  • Patient Readmission
  • Academic Medical Centers

Dr. Nguyen's most frequent co-authors

Recent publications by Dr. Nguyen

See all 39 publications and co-authors

See who Dr. Nguyen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nguyen works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Michelle Chi Nguyen received $9,274 in industry payments from 2016 to 2025

CMS Open Payments shows 40 general payments to Dr. Nguyen from 8 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 66% of the total. Intuitive Surgical, Inc. paid the most, $6,558.

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

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

$9.3Kin total
  • Travel and lodging$6,12966%
  • Food and beverage$1,64618%
  • Education$1,50016%

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

Share is of all general payments to this clinician.

See all payments to Dr. Nguyen

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

Dr. Michelle Chi Nguyen has 6 awards and honors on record

Dmand AI lists 6 awards for Dr. Nguyen, most recently Gold Humanism Honor Society in 2012.

Awards and honors for Dr. Nguyen

  1. 2012
    • Gold Humanism Honor Society
  2. 2009
    • Best M1 Poster Presentation Award
  3. 2005
    • Dr. Thomas Anthony Dooley Memorial Scholarship
    • Horatio Alger Award
  4. Undated
    • Dean's List
    • National Honor Society

Source: Dmand AI Professional Profile Data

Dr. Michelle Chi Nguyen graduated from Carver College of Medicine

Dr. Nguyen graduated from Carver College of Medicine in 2013.

  1. Medical schoolCarver College of Medicine
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Michelle Chi Nguyen accepts plans from 9 insurance carriers

Dr. Nguyen is in network with 9 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.

  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Aetna
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • DE State Medicaid
  • EMI Health
  • +1 more carriersWith a free account

Plan types Dr. Nguyen accepts, by number of carriers

  1. PPO5
  2. HMO4
  3. Medicare3
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michelle Chi Nguyen'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 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)
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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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 Dr. Michelle Chi Nguyen

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. Michelle Chi Nguyen's NPI number?

Dr. Michelle Chi Nguyen's NPI number is 1528401205. It was assigned on April 11, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Michelle Chi Nguyen?

Dr. Michelle Chi Nguyen is a general surgeon in Phoenix, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Michelle Chi Nguyen practice?

Dr. Nguyen practices at 5777 East Mayo Boulevard, Phoenix, AZ 85054. Dr. Nguyen's primary practice is Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic. Dmand AI also links Dr. Nguyen to 1 group practice or clinic, 1 ambulatory surgery center and 1 medical group.

What is Dr. Michelle Chi Nguyen's office phone number?

The practice phone on file for Dr. Nguyen is (480) 342-4201.

What is Dr. Michelle Chi Nguyen's medical license number?

Dr. Nguyen holds Arizona license 63840, one of the licenses on file in 3 states.

Which states has Dr. Michelle Chi Nguyen been licensed in?

Dmand AI has state licenses on file for Dr. Nguyen in Arizona (2021 to 2027), Maryland (2019 to 2021) and Ohio (2013 to 2021).

Which hospitals is Dr. Michelle Chi Nguyen affiliated with?

Dr. Nguyen practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona.

What medical group is Dr. Michelle Chi Nguyen part of?

Dr. Nguyen is linked to Mayo Clinic Arizona. Dmand AI links Dr. Nguyen to 1 more medical group.

Does Dr. Michelle Chi Nguyen accept Medicare?

Yes. CMS data shows Dr. Nguyen billed Medicare for 83 services in 2024, and Dr. Nguyen accepts Medicare assignment.

What is Dr. Michelle Chi Nguyen's MIPS score?

Dr. Nguyen's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Michelle Chi Nguyen see?

CMS counts 64 Medicare patients who saw Dr. Nguyen in 2024, with an average age of 57.

Is Dr. Michelle Chi Nguyen board certified?

Yes. Dr. Nguyen is board certified in surgery by the American Board of Surgery.

What services does Dr. Michelle Chi Nguyen bill to Medicare?

In 2024, Dr. Nguyen's most billed Medicare services were hospital inpatient care (99232), surgery: urinary system (50360) and surgery: urinary system (50205).

Where did Dr. Michelle Chi Nguyen go to medical school?

Dr. Nguyen graduated from Carver College of Medicine in 2013.

What drugs does Dr. Michelle Chi Nguyen prescribe most?

In 2018 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Oxycodone-Acetaminophen.

Has Dr. Michelle Chi Nguyen received payments from drug or device companies?

CMS Open Payments shows $9,274 in general payments to Dr. Nguyen from 8 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Michelle Chi Nguyen been practicing?

Dr. Nguyen graduated from medical school in 2013, 13 years ago.

Does Dr. Michelle Chi Nguyen do research?

Dmand AI links 39 publications to Dr. Nguyen, published from 2016 to 2025.

Who does Dr. Michelle Chi Nguyen publish with?

Dr. Nguyen's most frequent co-authors are Caroline Jadlowiec, MD (7 shared papers), Xingjie Li, MD (4 shared papers) and Adyr A. Moss, MD (3 shared papers).

What insurance does Dr. Michelle Chi Nguyen accept?

Dr. Nguyen is in network with 9 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.

Selling to surgery practices?

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