Dr. Nelson Leung, MD

  • Rochester, MN
  • Nephrologist
NPI1356313910PAC ID2961545520
Medicare services, 2024
707
Medicare patients, 2024
307
Part D claims, 2024
566
Publications
414
Clinical trials
3
Practice address
1216 Second Street Southwest, Rochester, MN 55902
Practice phone
Call (507) 255-5123
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, Saint Marys Campus

Hospital · Rochester, Minnesota

See all 7 affiliations

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Dr. Nelson Leung is a nephrologist in Rochester, Minnesota

Dr. Leung practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic.

Dr. Leung's NPI, 1356313910, was assigned on February 7, 2006. Dr. Leung graduated from Creighton University School of Medicine - Omaha in 1994. Dr. Leung's Minnesota license number on file is 38234.

NPI and contact details
Medicare PAC ID
2961545520
NPI enumeration date
February 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(507) 255-5123
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
58
Medical school graduation
1994

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

Dr. Nelson Leung practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota

Dr. Leung's primary practice is Mayo Clinic Hospital, Saint Marys Campus, at 1216 Second Street Southwest, Rochester, MN 55902 in Olmsted County. The practice phone is (507) 255-5123.

Source: Dmand AI Affiliation Data

Dr. Nelson Leung is affiliated with 5 sites of care and 2 medical groups

Dr. Leung's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. Dr. Leung is also affiliated with Mayo Clinic Health System in Albert Lea. The medical group on file is Mayo Clinic. Dmand AI also links Dr. Leung to 2 more hospitals, 1 hospice and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Leung

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

Dmand AI tracks the EHR system at Dr. Nelson Leung's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leung practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic Hospital, Saint Marys CampusAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nelson Leung is one of 213 nephrologists in Minnesota

Nephrology is Dr. Leung's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Leung is board certified in nephrology by the American Board of Internal Medicine. Dmand AI has Dr. Leung's licenses on file in 2 states: Minnesota and Iowa.

Specialties and state licenses

  • Nephrology, MinnesotaPrimaryLicense 38234 · 1995 to 2025 · taxonomy 207RN0300X
  • Iowa license1994 to 1996

Clinical focus

Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease and kidney disease among the conditions Dr. Leung treats.

Nephrologists near Dr. Leung

Counts of nephrologists 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. Nelson Leung billed Medicare for 707 services in 2024

CMS data shows 707 Medicare services from Dr. Leung across 9 procedure codes in 2024, for 307 Medicare patients. Medicare paid $61,948 for them.

Medicare services, 2024707
Medicare patients307
Paid by Medicare$61,948
Procedure codes9

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

  • 2023
  • 2024
Office and hospital visits
2023: 6872024: 6604%
Other services
2023: 02024: 29
Tests and treatments
2023: 282024: 1836%

Where Dr. Leung's Medicare services took place, 2024

  • In an office37853%
  • In a facility32947%

Dr. Leung compared with the Minnesota median for nephrologists, 2024

  • Dr. Leung
  • Minnesota median
Medicare services
707vs 49343% above
Medicare patients
307vs 18566% above
Part D claims
379vs 372Close to median

Medians across 200 nephrologists in Minnesota with Dmand AI profiles that report each measure.

Dr. Leung'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. Leung

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

Dr. Nelson Leung treated 307 Medicare patients in 2024, average age 72

CMS counts 307 Medicare patients who saw Dr. Leung in 2024. The largest group is 65 to 74, with 156 patients. 75% of them have high blood pressure, and 73% have chronic kidney disease. 7% are also on Medicaid. Their average risk score is 3.09, 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. Leung's median patient age at 70, with 35% women.

Medicare patients, 2024307
Average age72
Average risk score3.09
Also on Medicaid7%

Dr. Leung's Medicare patients by age, 2024

Dr. Leung's Medicare patients by sex, 2024

  • Women12240%
  • Men18560%

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

  1. High blood pressure75%
  2. Chronic kidney disease73%
  3. High cholesterol71%
  4. Arthritis42%
  5. Heart failure35%
  6. Diabetes31%
  7. Ischemic heart disease31%
  8. Atrial fibrillation30%

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

Dr. Leung's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women35%
  • Men65%

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

Dr. Nelson Leung wrote 566 Medicare Part D claims in 2024

In 2024, Dr. Leung wrote 566 Medicare Part D claims for 111 patients. 84% of them were for generic drugs. CMS names the drug for 379 of them, across 20 drugs with 11 or more claims each, at $223,906 in total drug cost. In 2023, CMS named 314 claims across 16 drugs.

Part D claims, 2024566
Drugs named by CMS20
Total drug cost$223,906
Part D patients111

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

  • Generic478 claims84%
  • Brand-name88 claims16%

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

  • Antibiotics3%17 of 566 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: 3142024: 37921%

Drugs named by CMS: 20 in 2024, 16 in 2023.

See all prescribing by Dr. Leung

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. Nelson Leung offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Nelson Leung has 414 publications on record

Dmand AI links 414 papers to Dr. Leung, published from 2006 to 2025. 2017 was the busiest year, with 28. The most frequent topics are Multiple Myeloma, Amyloidosis and Immunoglobulin Light Chains. Dr. Leung has published most often in Am J Hematol. Dr. Leung's most frequent co-authors are Angela Dispenzieri, MD, Morie A. Gertz, MD and Martha Q. Lacy, MD.

Papers414
Years published2006 to 2025

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

Topics Dr. Leung writes about most

  • Multiple Myeloma
  • Amyloidosis
  • Immunoglobulin Light Chains
  • Hematopoietic Stem Cell Transplantation
  • Immunoglobulin Light-chain Amyloidosis
  • Transplantation, Autologous
  • Antineoplastic Combined Chemotherapy Protocols
  • Kidney

Dr. Leung's most frequent co-authors

Recent publications by Dr. Leung

See all 414 publications and co-authors

See who Dr. Leung researches with

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

How network discovery works

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

Dr. Nelson Leung has worked on 3 clinical trials

Dmand AI links Dr. Leung to 3 clinical trials, 2 of them phase 2 studies. Conditions studied include Glomerulonephritis, Atypical Hemolytic Uremic Syndrome and Glomerulonephritis, Membranoproliferative.

Clinical trials with Dr. Leung by phase

  1. NonePhase 1: no trials
  2. 2Phase 2: 2 trials
  3. 1Phase 2/3: 1 trial
  4. NonePhase 3: no trials
  5. NonePhase 4: no trials

Conditions in Dr. Leung's trials

  • Glomerulonephritis
  • Atypical Hemolytic Uremic Syndrome
  • Glomerulonephritis, Membranoproliferative
  • Glomerulonephritis, Membranous
  • Hemolytic-Uremic Syndrome

Investigators on the most trials with Dr. Leung

Recent clinical trials with Dr. Leung

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Nelson Leung received $72,115 in industry payments from 2016 to 2025

CMS Open Payments shows 68 general payments to Dr. Leung from 16 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 83% of the total. Millennium Pharmaceuticals, Inc. paid the most, $28,135.

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

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

$72.1Kin total
  • Consulting fees$59,61483%
  • Speaker and faculty fees$6,94510%
  • Travel and lodging$3,7485%
  • Education$9551%
  • Food and beverage$8531%

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

Share is of all general payments to this clinician.

See all payments to Dr. Leung

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

Dr. Nelson Leung has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Leung, most recently Teacher of the Year in 2023.

Awards and honors for Dr. Leung

  1. 2023
    • Teacher of the Year
  2. 2022
    • Teacher of the Year Nephrology
  3. 2012
    • Laurent Award, Division of Nephrology and Hypertension
  4. 2011
    • Mayo Quality Fellow, Bronze Level
    • Top 20% Educator for Resident Education, Department of Medicine

Source: Dmand AI Professional Profile Data

Dr. Nelson Leung graduated from Creighton University School of Medicine - Omaha

Dr. Leung graduated from Creighton University School of Medicine - Omaha in 1994. Dr. Leung is a member of ASH and ASN.

  1. Medical schoolCreighton University School of Medicine - Omaha
  2. Board certified in nephrologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Nelson Leung accepts plans from 18 insurance carriers

Dr. Leung is in network with 18 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Medica
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • +10 more carriersWith a free account

Plan types Dr. Leung accepts, by number of carriers

  1. PPO12
  2. Medicare11
  3. HMO8
  4. POS7
  5. EPO5
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Nelson Leung'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)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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
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. Nelson Leung

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. Nelson Leung's NPI number?

Dr. Nelson Leung's NPI number is 1356313910. It was assigned on February 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Nelson Leung?

Dr. Nelson Leung is a nephrologist in Rochester, Minnesota. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Nelson Leung practice?

Dr. Leung practices at 1216 Second Street Southwest, Rochester, MN 55902. Dr. Leung's primary practice is Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota, part of Mayo Clinic. Dmand AI also links Dr. Leung to 2 hospitals, 1 hospice and 1 medical group.

What is Dr. Nelson Leung's office phone number?

The practice phone on file for Dr. Leung is (507) 255-5123.

What is Dr. Nelson Leung's medical license number?

Dr. Leung's Minnesota license number on file is 38234, one of the licenses on file in 2 states.

Which states has Dr. Nelson Leung been licensed in?

Dmand AI has state licenses on file for Dr. Leung in Minnesota (1995 to 2025) and Iowa (1994 to 1996).

Which hospitals is Dr. Nelson Leung affiliated with?

Dr. Leung practices at Mayo Clinic Hospital, Saint Marys Campus in Rochester, Minnesota. Dr. Leung is also affiliated with Mayo Clinic Health System in Albert Lea. Dmand AI links Dr. Leung to 2 more hospitals.

What medical group is Dr. Nelson Leung part of?

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

Does Dr. Nelson Leung accept Medicare?

Yes. CMS data shows Dr. Leung billed Medicare for 707 services in 2024, and Dr. Leung accepts Medicare assignment.

Does Dr. Nelson Leung offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Leung as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Nelson Leung see?

CMS counts 307 Medicare patients who saw Dr. Leung in 2024, with an average age of 72.

Is Dr. Nelson Leung board certified?

Yes. Dr. Leung is board certified in nephrology by the American Board of Internal Medicine.

What services does Dr. Nelson Leung bill to Medicare?

In 2024, Dr. Leung's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and office visit, new patient (99205).

Where did Dr. Nelson Leung go to medical school?

Dr. Leung graduated from Creighton University School of Medicine - Omaha in 1994.

What drugs does Dr. Nelson Leung prescribe most?

In 2024 Medicare Part D data, Dr. Leung's most prescribed drugs by claims were Allopurinol, Acyclovir and Lisinopril.

Has Dr. Nelson Leung received payments from drug or device companies?

CMS Open Payments shows $72,115 in general payments to Dr. Leung from 16 companies from 2016 to 2025. The largest total came from Millennium Pharmaceuticals, Inc.

How long has Dr. Nelson Leung been practicing?

Dr. Leung graduated from medical school in 1994, 32 years ago.

Does Dr. Nelson Leung do research?

Dmand AI links 414 publications to Dr. Leung, published from 2006 to 2025. Dr. Leung has worked on 3 clinical trials.

Who does Dr. Nelson Leung publish with?

Dr. Leung's most frequent co-authors are Angela Dispenzieri, MD (225 shared papers), Morie A. Gertz, MD (214 shared papers) and Martha Q. Lacy, MD (189 shared papers).

What insurance does Dr. Nelson Leung accept?

Dr. Leung is in network with 18 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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