Dr. Jonathan Michael Nizar, MD
- Medicare services, 2024
- 355
- Medicare patients, 2024
- 138
- Part D claims, 2024
- 50
- Publications
- 10
- MIPS score, 2024
- 80
- Practice address
- 200 Hawkins Drive, Iowa City, IA 52242
- Practice phone
- Call (319) 356-1616
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Nizar's professional email, personal email and mobile number
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Dr. Jonathan Michael Nizar is a nephrologist in Iowa City, Iowa
Dr. Nizar practices at University of Iowa Health Care Medical Center in Iowa City, Iowa, part of The University of Iowa.
Dr. Nizar's NPI, 1104083815, was assigned on May 20, 2008. Dr. Nizar graduated from University of California, San Diego School of Medicine in 2008. Dr. Nizar holds Iowa license MD-45987.
- NPI
- 1104083815NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658557483
- NPI enumeration date
- May 20, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (319) 356-1616
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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. Jonathan Michael Nizar practices at University of Iowa Health Care Medical Center in Iowa City, Iowa
Dr. Nizar's primary practice is University of Iowa Health Care Medical Center, at 200 Hawkins Drive, Iowa City, IA 52242 in Johnson County. The practice phone is (319) 356-1616.
- University of Iowa Health Care Medical Center200 Hawkins Drive, Iowa City, IA 52242 · Johnson CountyPhone(319) 356-1616
Source: Dmand AI Affiliation Data
Dr. Jonathan Michael Nizar is affiliated with 4 sites of care and 1 medical group
Dr. Nizar's primary practice is University of Iowa Health Care Medical Center in Iowa City, Iowa, part of The University of Iowa. Dr. Nizar is also affiliated with University of Iowa Health Care Medical Center Downtown. The medical group on file is Scanlan Center for School Mental Health Clinic. Dmand AI also links Dr. Nizar to 1 more hospital and 1 dialysis center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Michael Nizar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nizar practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Iowa Health Care Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The University of Iowa and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jonathan Michael Nizar is one of 95 nephrologists in Iowa
Nephrology is Dr. Nizar's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Nizar is board certified in nephrology by the American Board of Internal Medicine. Dmand AI has Dr. Nizar's licenses on file in 2 states: Iowa and California.
Specialties and state licenses
- Nephrology, IowaPrimary
- California license
Nephrologists near Dr. Nizar
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. Jonathan Michael Nizar billed Medicare for 355 services in 2024
CMS data shows 355 Medicare services from Dr. Nizar across 8 procedure codes in 2024, for 138 Medicare patients. Medicare paid $31,412 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Nizar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3122024: 3052%
- Tests and treatments
- 2023: 552024: 3929%
- Other services
- 2023: 02024: 11
Dr. Nizar compared with the Iowa median for nephrologists, 2024
- Dr. Nizar
- Iowa median
- Medicare services
- 355vs 83057% below
- Medicare patients
- 138vs 35161% below
- Part D claims
- 11vs 58198% below
Medians across 92 nephrologists in Iowa with Dmand AI profiles that report each measure.
Dr. Nizar'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. Nizar and other nephrologists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan Michael Nizar treated 138 Medicare patients in 2024, average age 71
CMS counts 138 Medicare patients who saw Dr. Nizar in 2024. The largest group is 65 to 74, with 56 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 4.41, 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. Nizar's median patient age at 74, with 48% women.
Dr. Nizar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nizar's Medicare patients by sex, 2024
- Women7252%
- Men6648%
Chronic conditions among Dr. Nizar's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure56%
- Diabetes51%
- Ischemic heart disease49%
- Arthritis46%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nizar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jonathan Michael Nizar wrote 50 Medicare Part D claims in 2024
In 2024, Dr. Nizar wrote 50 Medicare Part D claims for 17 patients. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $62 in total drug cost. In 2022, CMS named 25 claims across 2 drugs.
Dr. Nizar'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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 252024: 1156%
Drugs named by CMS: 1 in 2024, 2 in 2022.
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. Jonathan Michael Nizar scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Nizar for performance year 2024, reported as part of a group. Dr. Nizar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nizar as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Nizar's MIPS scores, performance year 2024
- 80of 100Final score
- 75.7of 100Quality
- 78of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Jonathan Michael Nizar has 10 publications on record
Dmand AI links 10 papers to Dr. Nizar, published from 2015 to 2024. 2018 was the busiest year, with 2. The most frequent topics are Blood Pressure, Diet, High-Fat and Insulin Resistance. Dr. Nizar has published most often in Am J Physiol Renal Physiol. Dr. Nizar's most frequent co-authors are Vivek Bhalla, MD, Vivek Bhalla, MD and Lisa M. Antes, MD.
Dr. Nizar's papers by year, 2015 to 2024
Topics Dr. Nizar writes about most
- Blood Pressure
- Diet, High-Fat
- Insulin Resistance
- Obesity
- Sodium, Dietary
- Aldosterone
- Disease Models, Animal
- Hypertension
Dr. Nizar's most frequent co-authors
Recent publications by Dr. Nizar
Am J Kidney Dis
See who Dr. Nizar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nizar works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jonathan Michael Nizar graduated from University of California, San Diego School of Medicine
Dr. Nizar graduated from University of California, San Diego School of Medicine in 2008.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Sources for Dr. Jonathan Michael Nizar's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Jonathan Michael Nizar
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. Jonathan Michael Nizar's NPI number?
Dr. Jonathan Michael Nizar's NPI number is 1104083815. It was assigned on May 20, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Michael Nizar?
Dr. Jonathan Michael Nizar is a nephrologist in Iowa City, Iowa. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Jonathan Michael Nizar practice?
Dr. Nizar practices at 200 Hawkins Drive, Iowa City, IA 52242. Dr. Nizar's primary practice is University of Iowa Health Care Medical Center in Iowa City, Iowa, part of The University of Iowa. Dmand AI also links Dr. Nizar to 1 hospital and 1 dialysis center.
What is Dr. Jonathan Michael Nizar's office phone number?
The practice phone on file for Dr. Nizar is (319) 356-1616.
What is Dr. Jonathan Michael Nizar's medical license number?
Dr. Nizar holds Iowa license MD-45987, one of the licenses on file in 2 states.
Which states has Dr. Jonathan Michael Nizar been licensed in?
Dmand AI has state licenses on file for Dr. Nizar in Iowa and California.
Which hospitals is Dr. Jonathan Michael Nizar affiliated with?
Dr. Nizar practices at University of Iowa Health Care Medical Center in Iowa City, Iowa. Dr. Nizar is also affiliated with University of Iowa Health Care Medical Center Downtown. Dmand AI links Dr. Nizar to 1 more hospital.
What medical group is Dr. Jonathan Michael Nizar part of?
Dr. Nizar is linked to Scanlan Center for School Mental Health Clinic.
Does Dr. Jonathan Michael Nizar accept Medicare?
Yes. CMS data shows Dr. Nizar billed Medicare for 355 services in 2024, and Dr. Nizar accepts Medicare assignment.
Does Dr. Jonathan Michael Nizar offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nizar as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Jonathan Michael Nizar's MIPS score?
Dr. Nizar's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Jonathan Michael Nizar see?
CMS counts 138 Medicare patients who saw Dr. Nizar in 2024, with an average age of 71.
Is Dr. Jonathan Michael Nizar board certified?
Yes. Dr. Nizar is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Jonathan Michael Nizar bill to Medicare?
In 2024, Dr. Nizar's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99233).
Where did Dr. Jonathan Michael Nizar go to medical school?
Dr. Nizar graduated from University of California, San Diego School of Medicine in 2008.
What drugs does Dr. Jonathan Michael Nizar prescribe most?
In 2024 Medicare Part D data, Dr. Nizar's most prescribed drugs by claims were Amlodipine Besylate.
How long has Dr. Jonathan Michael Nizar been practicing?
Dr. Nizar graduated from medical school in 2008, 18 years ago.
Does Dr. Jonathan Michael Nizar do research?
Dmand AI links 10 publications to Dr. Nizar, published from 2015 to 2024.
Who does Dr. Jonathan Michael Nizar publish with?
Dr. Nizar's most frequent co-authors are Vivek Bhalla, MD (6 shared papers), Vivek Bhalla, MD (4 shared papers) and Lisa M. Antes, MD (2 shared papers).
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