Dr. Michael Maroules, MD
- Medicare services, 2024
- 2,116
- Medicare patients, 2024
- 340
- Part D claims, 2024
- 635
- Publications
- 87
- Clinical trials
- 5
- Practice address
- 1100 Clifton Ave, Clifton, NJ 07013
- Practice phone
- Call (973) 365-4300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Marys General Medical Group
Clifton, New Jersey
Find Dr. Maroules' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael Maroules is a hematologist and oncologist in Clifton, New Jersey
Dr. Maroules practices at St Marys General Medical Group in Clifton, New Jersey.
Dr. Maroules' NPI, 1134221062, was assigned on September 1, 2006. Dr. Maroules holds New Jersey license 25MA03870200.
- NPI
- 1134221062NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2062590540
- NPI enumeration date
- September 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (973) 365-4300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Maroules practices at St Marys General Medical Group in Clifton, New Jersey
Dr. Maroules' primary practice is St Marys General Medical Group, at 1100 Clifton Ave, Clifton, NJ 07013 in Passaic County. The practice phone is (973) 365-4300.
- St Marys General Medical Group1100 Clifton Ave, Clifton, NJ 07013 · Passaic CountyPhone(973) 365-4300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Maroules is affiliated with 7 sites of care and 4 medical groups
Dr. Maroules' primary practice is St Marys General Medical Group in Clifton, New Jersey. Dr. Maroules is also affiliated with St. Joseph's University Medical Center. The medical group on file is St. Mary's General Medical Group. Dmand AI also links Dr. Maroules to 1 more hospital, 3 medical groups, 2 group practices and clinics, 1 physician office and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michael Maroules' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maroules practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Marys General Medical Group | Available with a free account |
| +6 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Maroules is one of 364 hematologists and oncologists in New Jersey
Hematology and oncology is Dr. Maroules' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Maroules is licensed in New Jersey.
Specialties and state licenses
- Hematology and oncology, New JerseyPrimary
Hematologists and oncologists near Dr. Maroules
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. Michael Maroules billed Medicare for 2,116 services in 2024
CMS data shows 2,116 Medicare services from Dr. Maroules across 14 procedure codes in 2024, for 340 Medicare patients. Medicare paid $96,090 for them.
Dr. Maroules' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9562024: 1,0237%
- Surgery
- 2023: 5502024: 5264%
- Lab and pathology
- 2023: 4772024: 4731%
- Tests and treatments
- 2023: 592024: 548%
- Other services
- 2023: 02024: 40
Where Dr. Maroules' Medicare services took place, 2024
- In an office1,82286%
- In a facility29414%
Dr. Maroules compared with the New Jersey median for hematologists and oncologists, 2024
- Dr. Maroules
- New Jersey median
- Medicare services
- 2,116vs 1,51540% above
- Medicare patients
- 340vs 337Close to median
- Part D claims
- 506vs 37834% above
Medians across 349 hematologists and oncologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Maroules' 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. Maroules and other hematologists and oncologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Maroules treated 340 Medicare patients in 2024, average age 76
CMS counts 340 Medicare patients who saw Dr. Maroules in 2024. The largest group is 65 to 74, with 131 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.93, 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. Maroules' median patient age at 69, with 56% women.
Dr. Maroules' Medicare patients by age, 2024
Dr. Maroules' Medicare patients by sex, 2024
- Women20460%
- Men13640%
Chronic conditions among Dr. Maroules' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Arthritis50%
- Ischemic heart disease47%
- Cancer32%
- Chronic kidney disease32%
- Mood disorders29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Maroules' 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
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Maroules wrote 635 Medicare Part D claims in 2024
In 2024, Dr. Maroules wrote 635 Medicare Part D claims for 126 patients. 70% of them were for generic drugs. CMS names the drug for 506 of them, across 18 drugs with 11 or more claims each, at $1,396,121 in total drug cost. In 2023, CMS named 450 claims across 16 drugs.
Dr. Maroules' Part D claims by kind of drug, 2024
- Generic443 claims70%
- Brand-name192 claims30%
Dr. Maroules' 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. Maroules' Part D claims, 2024
- Opioids3%18 of 635 claims
- Antibiotics3%18 of 635 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: 4502024: 50612%
Drugs named by CMS: 18 in 2024, 16 in 2023.
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
How Dr. Michael Maroules takes part in Medicare
Dr. Maroules accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Michael Maroules has 87 publications on record
Dmand AI links 87 papers to Dr. Maroules, published from 2011 to 2024. 2022 was the busiest year, with 19. The most frequent topics are COVID-19, Biopsy and Breast Neoplasms. Dr. Maroules has published most often in Cureus. Dr. Maroules' most frequent co-authors are Balraj Singh, MD, Gunwant K. Guron, MD and Dron Gauchan, MD.
Dr. Maroules' papers by year, 2015 to 2024
Topics Dr. Maroules writes about most
- COVID-19
- Biopsy
- Breast Neoplasms
- Pancreatic Neoplasms
- SARS-CoV-2
- Tomography, X-Ray Computed
- Anemia, Aplastic
- Anticoagulants
Dr. Maroules' most frequent co-authors
Recent publications by Dr. Maroules
See who Dr. Maroules researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Maroules works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Maroules has worked on 5 clinical trials
Dmand AI links Dr. Maroules to 5 clinical trials, 5 of them phase 3 studies. 3 are still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Carcinoma, Intraductal, Noninfiltrating. Alliance for Clinical Trials in Oncology sponsors the most, 3.
Conditions in Dr. Maroules' trials
- Breast Neoplasms
- Breast Diseases
- Carcinoma, Intraductal, Noninfiltrating
- Triple Negative Breast Neoplasms
- Breast Carcinoma In Situ
Investigators on the most trials with Dr. Maroules
- James E. Liebmann, MD3 shared trials
- Naveed A. Rana, MD3 shared trials
- Madhavi K. Toke, MD3 shared trials
Recent clinical trials with Dr. Maroules
Randomized, Open Label, Clinical Study of the Targeted Therapy, Palbociclib, to Treat Metastatic Breast Cancer (opens in a new tab)
MRI and Mammography Before Surgery in Patients With Stage I-II Breast Cancer (opens in a new tab)
Comparison of Axillary Lymph Node Dissection with Axillary Radiation for Patients with Node-Positive Breast Cancer Treated with Chemotherapy (opens in a new tab)
Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Michael Maroules received $14,455 in industry payments from 2016 to 2025
CMS Open Payments shows 647 general payments to Dr. Maroules from 66 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 69% of the total. Astellas Pharma US Inc paid the most, $1,013.
General payments to Dr. Maroules by program year, 2016 to 2025
General payments to Dr. Maroules by kind, 2016 to 2025
- Food and beverage$9,91369%
- Education$3,09221%
- Honoraria$7005%
- Consulting fees$5003%
- Speaker and faculty fees$2502%
Companies that paid Dr. Maroules the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael Maroules'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Michael Maroules
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 Maroules' NPI number?
Dr. Michael Maroules' NPI number is 1134221062. It was assigned on September 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Maroules?
Dr. Michael Maroules is a hematologist and oncologist in Clifton, New Jersey. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Michael Maroules practice?
Dr. Maroules practices at 1100 Clifton Ave, Clifton, NJ 07013. Dr. Maroules' primary practice is St Marys General Medical Group in Clifton, New Jersey. Dmand AI also links Dr. Maroules to 1 hospital, 3 medical groups, 2 group practices and clinics, 1 physician office and 1 hospice.
What is Dr. Michael Maroules' office phone number?
The practice phone on file for Dr. Maroules is (973) 365-4300.
What is Dr. Michael Maroules' medical license number?
Dr. Maroules holds New Jersey license 25MA03870200.
Which hospitals is Dr. Michael Maroules affiliated with?
Dr. Maroules is affiliated with St. Joseph's University Medical Center. Dmand AI links Dr. Maroules to 1 more hospital.
What medical group is Dr. Michael Maroules part of?
Dr. Maroules is linked to St. Mary's General Medical Group. Dmand AI links Dr. Maroules to 3 more medical groups.
Does Dr. Michael Maroules accept Medicare?
Yes. CMS data shows Dr. Maroules billed Medicare for 2,116 services in 2024, and Dr. Maroules accepts Medicare assignment.
How many Medicare patients does Dr. Michael Maroules see?
CMS counts 340 Medicare patients who saw Dr. Maroules in 2024, with an average age of 76.
What services does Dr. Michael Maroules bill to Medicare?
In 2024, Dr. Maroules' most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (85025) and office visit, established patient (99214).
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What drugs does Dr. Michael Maroules prescribe most?
In 2024 Medicare Part D data, Dr. Maroules' most prescribed drugs by claims were Anastrozole, Hydroxyurea and Imatinib Mesylate.
Has Dr. Michael Maroules received payments from drug or device companies?
CMS Open Payments shows $14,455 in general payments to Dr. Maroules from 66 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.
How long has Dr. Michael Maroules been practicing?
Dr. Maroules graduated from medical school in 1979, 47 years ago.
Does Dr. Michael Maroules do research?
Dmand AI links 87 publications to Dr. Maroules, published from 2011 to 2024. Dr. Maroules has worked on 5 clinical trials.
Who does Dr. Michael Maroules publish with?
Dr. Maroules' most frequent co-authors are Balraj Singh, MD (30 shared papers), Gunwant K. Guron, MD (10 shared papers) and Dron Gauchan, MD (7 shared papers).
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