Dr. Michael Maroules, MD

  • Clifton, NJ
  • Hematologist and oncologist
NPI1134221062PAC ID2062590540
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
Social profiles

Primary practice

St Marys General Medical Group

Clifton, New Jersey

See all 11 affiliations

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.

View contacts for free

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 and contact details
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 Group
    1100 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.

See all 11 affiliations for Dr. Maroules

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.

EHR by site
SiteEHR vendor and product
St Marys General Medical GroupAvailable with a free account
+6 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Maroules practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

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 JerseyPrimaryLicense 25MA03870200 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Maroules

Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.

364hematologists and oncologists in New Jersey
4hematologists and oncologists in Clifton

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.

Medicare services, 20242,116
Medicare patients340
Paid by Medicare$96,090
Procedure codes14

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.

See all procedures by Dr. Maroules

Need commercial claims for Dr. Maroules?

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

Book a meeting

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.

Medicare patients, 2024340
Average age76
Average risk score1.93
Also on Medicaid22%

Dr. Maroules' Medicare patients by age, 2024

Dr. Maroules' Medicare patients by sex, 2024

  • Women20460%
  • Men13640%

Chronic conditions among Dr. Maroules' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes53%
  4. Arthritis50%
  5. Ischemic heart disease47%
  6. Cancer32%
  7. Chronic kidney disease32%
  8. 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.

Part D claims, 2024635
Drugs named by CMS18
Total drug cost$1.4M
Part D patients126

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.

See all prescribing by Dr. Maroules

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)

For MedTech and pharma teams

Find hematologists and oncologists like Dr. Maroules by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

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.

Papers87
Years published2011 to 2024

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 all 87 publications and co-authors

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.

How network discovery works

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

Recent clinical trials with Dr. Maroules

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

$14.5Kin total
  • 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.

See all payments to Dr. Maroules

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

Sources for Dr. Michael Maroules'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)
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 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).

Show 5 more questionsShow fewer questions

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).

Selling to hematology and oncology practices?

See hematologists and oncologists in New Jersey by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)