Dr. Marwan Mounayar, MD

  • Muncie, IN
  • Hematologist and oncologist
NPI1689012676PAC ID2567603103
Medicare services, 2024
1,053
Medicare patients, 2024
297
Part D claims, 2024
1,516
Publications
13
Clinical trials
1
Practice address
2401 University Ave, Muncie, IN 47303
Practice phone
Call (765) 747-3111
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

IU Health Ball Memorial Hospital

Hospital · Muncie, Indiana

See all 6 affiliations

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Dr. Marwan Mounayar is a hematologist and oncologist in Muncie, Indiana

Dr. Mounayar practices at IU Health Ball Memorial Hospital in Muncie, Indiana, part of Indiana University Health.

Dr. Mounayar's NPI, 1689012676, was assigned on June 12, 2013. Dr. Mounayar holds Indiana license 01082323A.

NPI and contact details
Medicare PAC ID
2567603103
NPI enumeration date
June 12, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(765) 747-3111
Professional email
Get email
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. Marwan Mounayar practices at IU Health Ball Memorial Hospital in Muncie, Indiana

Dr. Mounayar's primary practice is IU Health Ball Memorial Hospital, at 2401 University Ave, Muncie, IN 47303 in Delaware County. The practice phone is (765) 747-3111.

Source: Dmand AI Affiliation Data

Dr. Marwan Mounayar is affiliated with 4 sites of care and 2 medical groups

Dr. Mounayar's primary practice is IU Health Ball Memorial Hospital in Muncie, Indiana, part of Indiana University Health. Dr. Mounayar is also affiliated with IU Health Methodist Hospital. The medical group on file is IU Health Medical Group. Dmand AI also links Dr. Mounayar to 2 more hospitals and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Mounayar

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

Dmand AI tracks the EHR system at Dr. Marwan Mounayar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mounayar practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
IU Health Ball Memorial HospitalAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marwan Mounayar is one of 224 hematologists and oncologists in Indiana

Hematology and oncology is Dr. Mounayar's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Mounayar is licensed in Indiana.

Specialties and state licenses

  • Hematology and oncology, IndianaPrimaryLicense 01082323A · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Mounayar

Counts of hematologists and oncologists 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. Marwan Mounayar billed Medicare for 1,053 services in 2024

CMS data shows 1,053 Medicare services from Dr. Mounayar across 8 procedure codes in 2024, for 297 Medicare patients. Medicare paid $88,096 for them.

Medicare services, 20241,053
Medicare patients297
Paid by Medicare$88,096
Procedure codes8

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

  • 2023
  • 2024
Office and hospital visits
2023: 9192024: 8775%
Drugs given in the office
2023: 782024: 8813%
Tests and treatments
2023: 782024: 8813%

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

  • In an office1,01797%
  • In a facility363%

Dr. Mounayar compared with the Indiana median for hematologists and oncologists, 2024

  • Dr. Mounayar
  • Indiana median
Medicare services
1,053vs 76039% above
Medicare patients
297vs 26413% above
Part D claims
1,189vs 4232.8 times

Medians across 215 hematologists and oncologists in Indiana with Dmand AI profiles that report each measure.

Dr. Mounayar'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. Mounayar

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mounayar and other hematologists and oncologists in Indiana.

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

Dr. Marwan Mounayar treated 297 Medicare patients in 2024, average age 75

CMS counts 297 Medicare patients who saw Dr. Mounayar in 2024. The largest group is 65 to 74, with 116 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.20, 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. Mounayar's median patient age at 69, with 59% women.

Medicare patients, 2024297
Average age75
Average risk score2.20
Also on Medicaid16%

Dr. Mounayar's Medicare patients by age, 2024

Dr. Mounayar's Medicare patients by sex, 2024

  • Women16355%
  • Men13445%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer50%
  4. Arthritis48%
  5. Diabetes36%
  6. Chronic kidney disease33%
  7. Ischemic heart disease33%
  8. Heart failure31%

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

Dr. Mounayar's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women59%
  • Men41%

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

Dr. Marwan Mounayar wrote 1,516 Medicare Part D claims in 2024

In 2024, Dr. Mounayar wrote 1,516 Medicare Part D claims for 281 patients. 78% of them were for generic drugs. CMS names the drug for 1,189 of them, across 39 drugs with 11 or more claims each, at $2,472,040 in total drug cost. In 2023, CMS named 1,051 claims across 32 drugs.

Part D claims, 20241,516
Drugs named by CMS39
Total drug cost$2.5M
Part D patients281

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

  • Generic1,185 claims78%
  • Brand-name331 claims22%

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

  • Opioids5%76 of 1,516 claims
  • Antibiotics4%59 of 1,516 claims
  • Antipsychotics, patients 65 and over1%11 of 1,516 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: 1,0512024: 1,18913%

Drugs named by CMS: 39 in 2024, 32 in 2023.

See all prescribing by Dr. Mounayar

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. Marwan Mounayar scored 85 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Mounayar for performance year 2024, reported individually. Dr. Mounayar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Mounayar's MIPS scores, performance year 2024

  • 85of 100Final score
  • 65.6of 100Quality
  • 98of 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. Marwan Mounayar has 13 publications on record

Dmand AI links 13 papers to Dr. Mounayar, published from 2011 to 2024. 2014 was the busiest year, with 3. The most frequent topics are Diabetes Mellitus, Type 1, Insulin-Secreting Cells and Mesenchymal Stem Cells. Dr. Mounayar's most frequent co-authors are Jamil R. Azzi, MD, Ibrahim Batal, MD and Ciara Noelle Magee, BAO, BCH, MB.

Papers13
Years published2011 to 2024

Dr. Mounayar's papers by year, 2011 to 2024

Topics Dr. Mounayar writes about most

  • Diabetes Mellitus, Type 1
  • Insulin-Secreting Cells
  • Mesenchymal Stem Cells
  • Mesenchymal Stem Cell Transplantation
  • Mice, Inbred C57BL

Dr. Mounayar's most frequent co-authors

Recent publications by Dr. Mounayar

See all 13 publications and co-authors

See who Dr. Mounayar researches with

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

How network discovery works

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

Dr. Marwan Mounayar has worked on 1 clinical trial

Dmand AI links Dr. Mounayar to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Carcinoma, Non-Small-Cell Lung and Carcinoma, Bronchogenic.

Conditions in Dr. Mounayar's trials

  • Carcinoma, Non-Small-Cell Lung
  • Carcinoma, Bronchogenic

Investigators on the most trials with Dr. Mounayar

Recent clinical trials with Dr. Mounayar

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

Dr. Marwan Mounayar received $237 in industry payments from 2017 to 2025

CMS Open Payments shows 6 general payments to Dr. Mounayar from 6 drug and device companies from 2017 to 2025. Education make up the largest share, 72% of the total. Alexion Pharmaceuticals, Inc. paid the most, $90.

General payments to Dr. Mounayar by program year, 2017 to 2025

General payments to Dr. Mounayar by kind, 2017 to 2025

$237in total
  • Education$17072%
  • Food and beverage$6728%

Companies that paid Dr. Mounayar the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Mounayar

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

Sources for Dr. Marwan Mounayar'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)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
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)
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. Marwan Mounayar

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. Marwan Mounayar's NPI number?

Dr. Marwan Mounayar's NPI number is 1689012676. It was assigned on June 12, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Marwan Mounayar?

Dr. Marwan Mounayar is a hematologist and oncologist in Muncie, Indiana. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Marwan Mounayar practice?

Dr. Mounayar practices at 2401 University Ave, Muncie, IN 47303. Dr. Mounayar's primary practice is IU Health Ball Memorial Hospital in Muncie, Indiana, part of Indiana University Health. Dmand AI also links Dr. Mounayar to 2 hospitals and 1 medical group.

What is Dr. Marwan Mounayar's office phone number?

The practice phone on file for Dr. Mounayar is (765) 747-3111.

What is Dr. Marwan Mounayar's medical license number?

Dr. Mounayar holds Indiana license 01082323A.

Which hospitals is Dr. Marwan Mounayar affiliated with?

Dr. Mounayar practices at IU Health Ball Memorial Hospital in Muncie, Indiana. Dr. Mounayar is also affiliated with IU Health Methodist Hospital. Dmand AI links Dr. Mounayar to 2 more hospitals.

What medical group is Dr. Marwan Mounayar part of?

Dr. Mounayar is linked to IU Health Medical Group. Dmand AI links Dr. Mounayar to 1 more medical group.

Does Dr. Marwan Mounayar accept Medicare?

Yes. CMS data shows Dr. Mounayar billed Medicare for 1,053 services in 2024, and Dr. Mounayar accepts Medicare assignment.

What is Dr. Marwan Mounayar's MIPS score?

Dr. Mounayar's MIPS final score for performance year 2024 is 85 out of 100, reported individually.

How many Medicare patients does Dr. Marwan Mounayar see?

CMS counts 297 Medicare patients who saw Dr. Mounayar in 2024, with an average age of 75.

Show 6 more questionsShow fewer questions

What services does Dr. Marwan Mounayar bill to Medicare?

In 2024, Dr. Mounayar's most billed Medicare services were office visit, established patient (99215), office visit, established patient (99213) and office visit, established patient (99214).

What drugs does Dr. Marwan Mounayar prescribe most?

In 2024 Medicare Part D data, Dr. Mounayar's most prescribed drugs by claims were Anastrozole, Prednisone and Eliquis.

Has Dr. Marwan Mounayar received payments from drug or device companies?

CMS Open Payments shows $237 in general payments to Dr. Mounayar from 6 companies from 2017 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.

How long has Dr. Marwan Mounayar been practicing?

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

Does Dr. Marwan Mounayar do research?

Dmand AI links 13 publications to Dr. Mounayar, published from 2011 to 2024. Dr. Mounayar has worked on 1 clinical trial.

Who does Dr. Marwan Mounayar publish with?

Dr. Mounayar's most frequent co-authors are Jamil R. Azzi, MD (8 shared papers), Ibrahim Batal, MD (2 shared papers) and Ciara Noelle Magee, BAO, BCH, MB (2 shared papers).

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