Dr. Ivan E. Porter Jr., MD

  • Jacksonville, FL
  • Nephrologist
NPI1679737563PAC ID7012185077
Medicare services, 2024
460
Medicare patients, 2026
266
Part D claims, 2026
197
Publications
15
Clinical trials
1
Practice address
4500 San Pablo Rd, Jacksonville, FL 32224
Practice phone
Call (904) 953-2000
Professional email
Get professional email
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. Ivan E. Porter Jr. is a nephrologist in Jacksonville, Florida

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

Dr. Porter's NPI, 1679737563, was assigned on July 10, 2008. Dr. Porter graduated from Florida State University College Of Medicine in 2008. Dr. Porter holds Florida license ME105068.

NPI and contact details
Medicare PAC ID
7012185077
NPI enumeration date
July 10, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(904) 953-2000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

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

Dr. Ivan E. Porter Jr. practices at Mayo Clinic Hospital in Jacksonville, Florida

Dr. Porter'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. Ivan E. Porter Jr. is affiliated with 1 site of care and 1 medical group

Dr. Porter's primary practice is Mayo Clinic Hospital in Jacksonville, Florida, part of Mayo Clinic. The medical group on file is Mayo Clinic Jacksonville.

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

Dmand AI tracks the EHR system at Dr. Ivan E. Porter Jr.'s practice

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

EHR by site
SiteEHR vendor and product
Mayo Clinic HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ivan E. Porter Jr. is one of 917 nephrologists in Florida

Nephrology is Dr. Porter's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Porter is board certified in internal medicine by the American Board of Internal Medicine. Dr. Porter is licensed in Florida.

Specialties and state licenses

  • Nephrology, FloridaPrimaryLicense ME105068 · 2009 to 2027 · taxonomy 207RN0300X

Clinical focus

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

Nephrologists near Dr. Porter

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. Ivan E. Porter Jr. billed Medicare for 460 services in 2024

CMS data shows 460 Medicare services from Dr. Porter across 6 procedure codes in 2024, for 266 Medicare patients. Medicare paid $45,967 for them.

Medicare services, 2024460
Medicare patients266
Paid by Medicare$45,967
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 5412024: 43919%
Other services
2023: 02024: 21

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

  • In an office14632%
  • In a facility31468%

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

  • Dr. Porter
  • Florida median
Medicare services
460vs 1,49069% below
Medicare patients
266vs 38731% below
Part D claims
95vs 93490% below

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

Dr. Porter'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. Porter

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Porter 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. Ivan E. Porter Jr. treated 266 Medicare patients in 2026, average age 72

CMS counts 266 Medicare patients who saw Dr. Porter in 2026. The largest group is 65 to 74, with 107 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 10% are also on Medicaid. Their average risk score is 4.20, 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. Porter's median patient age at 60, with 58% women.

Medicare patients, 2026266
Average age72
Average risk score4.20
Also on Medicaid10%

Dr. Porter's Medicare patients by age, 2026

Dr. Porter's Medicare patients by sex, 2026

  • Women12547%
  • Men14153%

Chronic conditions among Dr. Porter's Medicare patients, 2026

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis53%
  5. Ischemic heart disease50%
  6. Diabetes47%
  7. Heart failure47%
  8. Atrial fibrillation36%

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

Dr. Porter's patients across all payers

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

Patient panel by age, all payers

Median age 60

Patient panel by sex, all payers

  • Women58%
  • Men42%

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

Dr. Ivan E. Porter Jr. wrote 197 Medicare Part D claims in 2026

In 2026, Dr. Porter wrote 197 Medicare Part D claims for 38 patients. 88% of them were for generic drugs. CMS names the drug for 95 of them, across 6 drugs with 11 or more claims each, at $89,252 in total drug cost. In 2023, CMS named 65 claims across 4 drugs.

Part D claims, 2026197
Drugs named by CMS6
Total drug cost$89,252
Part D patients38

Dr. Porter's Part D claims by kind of drug, 2026

  • Generic174 claims88%
  • Brand-name23 claims12%

Dr. Porter'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: 652024: 9546%

Drugs named by CMS: 6 in 2024, 4 in 2023.

See all prescribing by Dr. Porter

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. Ivan E. Porter Jr. offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Ivan E. Porter Jr. has 15 publications on record

Dmand AI links 15 papers to Dr. Porter, published from 2016 to 2024. 2021 was the busiest year, with 4. The most frequent topics are Oxalates. Dr. Porter has published most often in BMJ Case Rep. Dr. Porter's most frequent co-authors are Shipra Arya, MD, Albert Bui, DO and Cherise Cortese, MD.

Papers15
Years published2016 to 2024

Dr. Porter's papers by year, 2016 to 2024

Topics Dr. Porter writes about most

  • Oxalates

Dr. Porter's most frequent co-authors

Recent publications by Dr. Porter

See all 15 publications and co-authors

See who Dr. Porter researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Porter 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. Ivan E. Porter Jr. has worked on 1 clinical trial

Dmand AI links Dr. Porter to 1 clinical trial. Conditions studied include Glomerulonephritis, Membranous and Glomerulonephritis.

Conditions in Dr. Porter's trials

  • Glomerulonephritis, Membranous
  • Glomerulonephritis

Investigators on the most trials with Dr. Porter

Recent clinical trials with Dr. Porter

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

Dr. Ivan E. Porter Jr. received $520 in industry payments from 2016 to 2025

CMS Open Payments shows 12 general payments to Dr. Porter from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. NxStage Medical, Inc. paid the most, $144. It also lists 8 research payments totaling $1,084 in 2016.

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

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

$520in total
  • Food and beverage$47391%
  • Education$479%

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

Share is of all general payments to this clinician.

See all payments to Dr. Porter

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

Dr. Ivan E. Porter Jr. serves on 1 committee

Dr. Porter serves on MMS Social Media Committee.

Dr. Porter's committees and leadership roles

MMS Social Media CommitteeMCF Representative
2015 to present

Source: Dmand AI Professional Profile Data

Dr. Ivan E. Porter Jr. graduated from Florida State University College Of Medicine

Dr. Porter graduated from Florida State University College Of Medicine in 2008. Dr. Porter is a member of ACP.

  1. Medical schoolFlorida State University College Of Medicine
  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. Ivan E. Porter Jr. accepts plans from 7 insurance carriers

Dr. Porter is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Aspirus Health Plan
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • HCSC

Plan types Dr. Porter accepts, by number of carriers

  1. POS4
  2. HMO3
  3. PPO3
  4. EPO2
  5. Medicare2

Source: Dmand AI Insurance Network Data

Sources for Dr. Ivan E. Porter Jr.'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. Ivan E. Porter Jr.

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. Ivan E. Porter Jr.'s NPI number?

Dr. Ivan E. Porter Jr.'s NPI number is 1679737563. It was assigned on July 10, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Ivan E. Porter Jr.?

Dr. Ivan E. Porter Jr. is a nephrologist in Jacksonville, Florida. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Ivan E. Porter Jr. practice?

Dr. Porter practices at 4500 San Pablo Rd, Jacksonville, FL 32224. Dr. Porter's primary practice is Mayo Clinic Hospital in Jacksonville, Florida, part of Mayo Clinic.

What is Dr. Ivan E. Porter Jr.'s office phone number?

The practice phone on file for Dr. Porter is (904) 953-2000. Dmand AI also checks direct phone and mobile numbers, available with a free account.

What is Dr. Ivan E. Porter Jr.'s email address?

Dmand AI checks professional and personal email addresses for Dr. Porter through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.

What is Dr. Ivan E. Porter Jr.'s medical license number?

Dr. Porter holds Florida license ME105068.

Which hospitals is Dr. Ivan E. Porter Jr. affiliated with?

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

What medical group is Dr. Ivan E. Porter Jr. part of?

Dr. Porter is linked to Mayo Clinic Jacksonville.

Who does Dr. Ivan E. Porter Jr. practice with?

Dmand AI links 1,699 HCPs to Dr. Porter's primary medical group, 25 of them nephrologists. A free account lists them, with verified contacts.

Does Dr. Ivan E. Porter Jr. accept Medicare?

Yes. CMS data shows Dr. Porter billed Medicare for 460 services in 2024, and Dr. Porter accepts Medicare assignment.

Show 12 more questionsShow fewer questions

Does Dr. Ivan E. Porter Jr. offer telehealth?

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

How many Medicare patients does Dr. Ivan E. Porter Jr. see?

CMS counts 266 Medicare patients who saw Dr. Porter in 2026, with an average age of 72.

Is Dr. Ivan E. Porter Jr. board certified?

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

What services does Dr. Ivan E. Porter Jr. bill to Medicare?

In 2024, Dr. Porter's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and office visit, established patient (99214).

Where did Dr. Ivan E. Porter Jr. go to medical school?

Dr. Porter graduated from Florida State University College Of Medicine in 2008.

What drugs does Dr. Ivan E. Porter Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Porter's most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Allopurinol.

Has Dr. Ivan E. Porter Jr. received payments from drug or device companies?

CMS Open Payments shows $520 in general payments to Dr. Porter from 6 companies from 2016 to 2025. The largest total came from NxStage Medical, Inc.

How long has Dr. Ivan E. Porter Jr. been practicing?

Dr. Porter graduated from medical school in 2008, 18 years ago.

Does Dr. Ivan E. Porter Jr. do research?

Dmand AI links 15 publications to Dr. Porter, published from 2016 to 2024. Dr. Porter has worked on 1 clinical trial.

Who does Dr. Ivan E. Porter Jr. publish with?

Dr. Porter's most frequent co-authors are Shipra Arya, MD (2 shared papers), Albert Bui, DO (2 shared papers) and Cherise Cortese, MD (2 shared papers).

What EHR does Dr. Ivan E. Porter Jr.'s practice use?

Dmand AI tracks the EHR system at Mayo Clinic Hospital. The vendor and product are available with a free Dmand AI account.

What insurance does Dr. Ivan E. Porter Jr. accept?

Dr. Porter is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. POS plans come from the most carriers, 4. Check the plan with the practice before a visit.

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