Dr. Michael A. Mao, MD

  • Jacksonville, FL
  • Nephrologist
NPI1720217177PAC ID9133314511
Medicare services, 2024
633
Medicare patients, 2024
319
Part D claims, 2024
319
Publications
190
Hospital affiliations
1
Practice address
4500 San Pablo Rd, Jacksonville, FL 32224
Practice phone
Call (904) 953-2000
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

Hospital · Jacksonville, Florida

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Dr. Michael A. Mao is a nephrologist in Jacksonville, Florida

Dr. Mao practices at Mayo Clinic Hospital in Jacksonville, Florida, part of Mayo Clinic.

Dr. Mao's NPI, 1720217177, was assigned on July 7, 2009. Dr. Mao graduated from Creighton University School of Medicine - Omaha in 2009. Dr. Mao holds Florida license ME138307.

NPI and contact details
Medicare PAC ID
9133314511
NPI enumeration date
July 7, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(904) 953-2000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

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

Dr. Michael A. Mao practices at Mayo Clinic Hospital in Jacksonville, Florida

Dr. Mao's primary practice is Mayo Clinic Hospital, at 4500 San Pablo Rd, Jacksonville, FL 32224 in Duval County. The practice phone is (904) 953-2000.

  • Mayo Clinic Hospital
    4500 San Pablo Rd, Jacksonville, FL 32224 · Duval CountyPhone(904) 953-2000

Source: Dmand AI Affiliation Data

Dr. Michael A. Mao is affiliated with 2 sites of care and 1 medical group

Dr. Mao's primary practice is Mayo Clinic Hospital in Jacksonville, Florida, part of Mayo Clinic. The medical group on file is Mayo Clinic Jacksonville. Dmand AI also links Dr. Mao to 1 more dialysis center, named with a free account.

See all 3 affiliations for Dr. Mao

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

Dmand AI tracks the EHR system at Dr. Michael A. Mao's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mao practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mayo Clinic HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael A. Mao is one of 917 nephrologists in Florida

Nephrology is Dr. Mao's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Mao is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Mao's licenses on file in 3 states: Florida, Minnesota and Wisconsin.

Specialties and state licenses

  • Nephrology, FloridaPrimaryLicense ME138307 · 2018 to 2027 · taxonomy 207RN0300X
  • Minnesota licenseLicense 53095 · 2010 to 2026
  • Wisconsin license2016 to 2021

Clinical focus

Dmand AI lists acute kidney failure, chronic kidney disease, fluid and electrolyte imbalances, hypercalcemia and kidney disease among the conditions Dr. Mao treats.

Nephrologists near Dr. Mao

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. Michael A. Mao billed Medicare for 633 services in 2024

CMS data shows 633 Medicare services from Dr. Mao across 15 procedure codes in 2024, for 319 Medicare patients. Medicare paid $86,312 for them.

Medicare services, 2024633
Medicare patients319
Paid by Medicare$86,312
Procedure codes15

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

  • 2023
  • 2024
Office and hospital visits
2023: 4382024: 35619%
Tests and treatments
2023: 3172024: 26317%
Other services
2023: 02024: 14

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

  • In an office35656%
  • In a facility27744%

Dr. Mao compared with the Florida median for nephrologists, 2024

  • Dr. Mao
  • Florida median
Medicare services
633vs 1,49058% below
Medicare patients
319vs 38718% below
Part D claims
144vs 93485% below

Medians across 882 nephrologists in Florida with Dmand AI profiles that report each measure.

Dr. Mao'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.

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mao and other nephrologists in Florida.

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

Dr. Michael A. Mao treated 319 Medicare patients in 2024, average age 71

CMS counts 319 Medicare patients who saw Dr. Mao in 2024. The largest group is 65 to 74, with 125 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 8% are also on Medicaid. Their average risk score is 4.60, 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. Mao's median patient age at 64, with 32% women.

Medicare patients, 2024319
Average age71
Average risk score4.60
Also on Medicaid8%

Dr. Mao's Medicare patients by age, 2024

Dr. Mao's Medicare patients by sex, 2024

  • Women13944%
  • Men18056%

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

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease53%
  5. Diabetes52%
  6. Heart failure52%
  7. Arthritis48%
  8. Atrial fibrillation40%

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

Dr. Mao's patients across all payers

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

Patient panel by age, all payers

Median age 64

Patient panel by sex, all payers

  • Women32%
  • Men68%

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

Dr. Michael A. Mao wrote 319 Medicare Part D claims in 2024

In 2024, Dr. Mao wrote 319 Medicare Part D claims for 68 patients. 90% of them were for generic drugs. CMS names the drug for 144 of them, across 8 drugs with 11 or more claims each, at $5,630 in total drug cost. In 2023, CMS named 67 claims across 4 drugs.

Part D claims, 2024319
Drugs named by CMS8
Total drug cost$5,630
Part D patients68

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

  • Generic288 claims90%
  • Brand-name31 claims10%

Dr. Mao'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 672024: 144115%

Drugs named by CMS: 8 in 2024, 4 in 2023.

See all prescribing by Dr. Mao

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. Michael A. Mao offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Michael A. Mao has 190 publications on record

Dmand AI links 190 papers to Dr. Mao, published from 2011 to 2025. 2020 was the busiest year, with 40. The most frequent topics are Acute Kidney Injury, Hospital Mortality and Kidney Transplantation. Dr. Mao has published most often in J Clin Med. Dr. Mao's most frequent co-authors are Wisit Cheungpasitporn, MD, Charat Thongprayoon, MD and Napat Leeaphorn, MD.

Papers190
Years published2011 to 2025

Dr. Mao's papers by year, 2015 to 2025

Topics Dr. Mao writes about most

  • Acute Kidney Injury
  • Hospital Mortality
  • Kidney Transplantation
  • Calcium
  • Kidney Failure, Chronic
  • Machine Learning
  • Patient Admission
  • Consensus

Dr. Mao's most frequent co-authors

Recent publications by Dr. Mao

See all 190 publications and co-authors

See who Dr. Mao researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mao 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. Michael A. Mao received $18 in industry payments in 2019

CMS Open Payments shows 1 general payment to Dr. Mao from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $18.

Companies that paid Dr. Mao the most, 2019 to 2019

Share is of all general payments to this clinician.

See all payments to Dr. Mao

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

Dr. Michael A. Mao graduated from Creighton University School of Medicine - Omaha

Dr. Mao graduated from Creighton University School of Medicine - Omaha in 2009.

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

Source: Dmand AI Professional Profile Data

Dr. Michael A. Mao accepts plans from 6 insurance carriers

Dr. Mao is in network with 6 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Aetna
  • CMS Medicare
  • WI State Medicaid

Plan types Dr. Mao accepts, by number of carriers

  1. POS4
  2. HMO3
  3. Medicare3
  4. PPO3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael A. Mao'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
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 Dr. Michael A. Mao

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. Michael A. Mao's NPI number?

Dr. Michael A. Mao's NPI number is 1720217177. It was assigned on July 7, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael A. Mao?

Dr. Michael A. Mao is a nephrologist in Jacksonville, Florida. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Michael A. Mao practice?

Dr. Mao practices at 4500 San Pablo Rd, Jacksonville, FL 32224. Dr. Mao's primary practice is Mayo Clinic Hospital in Jacksonville, Florida, part of Mayo Clinic. Dmand AI also links Dr. Mao to 1 dialysis center.

What is Dr. Michael A. Mao's office phone number?

The practice phone on file for Dr. Mao is (904) 953-2000.

What is Dr. Michael A. Mao's medical license number?

Dr. Mao holds Florida license ME138307, one of the licenses on file in 3 states.

Which states has Dr. Michael A. Mao been licensed in?

Dmand AI has state licenses on file for Dr. Mao in Florida (2018 to 2027), Minnesota (2010 to 2026) and Wisconsin (2016 to 2021).

Which hospitals is Dr. Michael A. Mao affiliated with?

Dr. Mao practices at Mayo Clinic Hospital in Jacksonville, Florida.

What medical group is Dr. Michael A. Mao part of?

Dr. Mao is linked to Mayo Clinic Jacksonville.

Does Dr. Michael A. Mao accept Medicare?

Yes. CMS data shows Dr. Mao billed Medicare for 633 services in 2024, and Dr. Mao accepts Medicare assignment.

Does Dr. Michael A. Mao offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Michael A. Mao see?

CMS counts 319 Medicare patients who saw Dr. Mao in 2024, with an average age of 71.

Is Dr. Michael A. Mao board certified?

Yes. Dr. Mao is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Michael A. Mao bill to Medicare?

In 2024, Dr. Mao's most billed Medicare services were hospital inpatient care (99233), dialysis (90960) and dialysis (90966).

Where did Dr. Michael A. Mao go to medical school?

Dr. Mao graduated from Creighton University School of Medicine - Omaha in 2009.

What drugs does Dr. Michael A. Mao prescribe most?

In 2024 Medicare Part D data, Dr. Mao's most prescribed drugs by claims were Losartan Potassium, Sevelamer Carbonate and Chlorthalidone.

Has Dr. Michael A. Mao received payments from drug or device companies?

CMS Open Payments shows $18 in general payments to Dr. Mao from 1 company from 2019 to 2019. The largest total came from Otsuka America Pharmaceutical, Inc.

How long has Dr. Michael A. Mao been practicing?

Dr. Mao graduated from medical school in 2009, 17 years ago.

Does Dr. Michael A. Mao do research?

Dmand AI links 190 publications to Dr. Mao, published from 2011 to 2025.

Who does Dr. Michael A. Mao publish with?

Dr. Mao's most frequent co-authors are Wisit Cheungpasitporn, MD (131 shared papers), Charat Thongprayoon, MD (127 shared papers) and Napat Leeaphorn, MD (27 shared papers).

What insurance does Dr. Michael A. Mao accept?

Dr. Mao is in network with 6 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.

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