Dr. Mary Ellen Monaco, DO
- Medicare services, 2024
- 1,655
- Medicare patients, 2024
- 597
- Part D claims, 2024
- 1,921
- MIPS score, 2024
- 22
- Hospital affiliations
- 3
- Practice address
- 333 Madison St, Joliet, IL 60435
- Practice phone
- Call (815) 725-7133
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St Joseph Medical Center - Joliet
Joliet, Illinois
Find Dr. Monaco's professional email, personal email and mobile number
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Dr. Mary Ellen Monaco is a neurologist in Joliet, Illinois
Dr. Monaco practices at St Joseph Medical Center - Joliet in Joliet, Illinois.
Dr. Monaco's NPI, 1972607497, was assigned on September 13, 2006. Dr. Monaco graduated from Midwestern University, Chicago College of Osteopathic Med in 1994. Dr. Monaco holds Illinois license 036096928.
- NPI
- 1972607497NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224081831
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (815) 725-7133
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Ellen Monaco practices at St Joseph Medical Center - Joliet in Joliet, Illinois
Dr. Monaco's primary practice is St Joseph Medical Center - Joliet, at 333 Madison St, Joliet, IL 60435 in Will County. The practice phone is (815) 725-7133.
- St Joseph Medical Center - Joliet333 Madison St, Joliet, IL 60435 · Will CountyPhone(815) 725-7133
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mary Ellen Monaco is affiliated with 4 sites of care
Dr. Monaco's primary practice is St Joseph Medical Center - Joliet in Joliet, Illinois. Dr. Monaco is also affiliated with Saint Joseph Medical Center. Dmand AI also links Dr. Monaco to 2 more hospitals, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary Ellen Monaco's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Monaco practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St Joseph Medical Center - Joliet | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary Ellen Monaco is one of 822 neurologists in Illinois
Neurology is Dr. Monaco's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Monaco is licensed in Illinois.
Specialties and state licenses
- Neurology, IllinoisPrimary
Neurologists near Dr. Monaco
Counts of neurologists 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. Mary Ellen Monaco billed Medicare for 1,655 services in 2024
CMS data shows 1,655 Medicare services from Dr. Monaco across 11 procedure codes in 2024, for 597 Medicare patients. Medicare paid $133,644 for them.
Dr. Monaco's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4102024: 1,3286%
- Tests and treatments
- 2023: 3142024: 3274%
Where Dr. Monaco's Medicare services took place, 2024
- In an office96558%
- In a facility69042%
Dr. Monaco compared with the Illinois median for neurologists, 2024
- Dr. Monaco
- Illinois median
- Medicare services
- 1,655vs 4014.1 times
- Medicare patients
- 597vs 2252.7 times
- Part D claims
- 1,791vs 3185.6 times
Medians across 747 neurologists in Illinois with Dmand AI profiles that report each measure.
Dr. Monaco'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. Monaco and other neurologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary Ellen Monaco treated 597 Medicare patients in 2024, average age 76
CMS counts 597 Medicare patients who saw Dr. Monaco in 2024. The largest group is 75 to 84, with 245 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.82, 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. Monaco's median patient age at 70, with 63% women.
Dr. Monaco's Medicare patients by age, 2024
Dr. Monaco's Medicare patients by sex, 2024
- Women39065%
- Men20735%
Chronic conditions among Dr. Monaco's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Diabetes41%
- Anxiety40%
- Ischemic heart disease40%
- Chronic kidney disease38%
- Mood disorders35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Monaco's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Ellen Monaco wrote 1,921 Medicare Part D claims in 2024
In 2024, Dr. Monaco wrote 1,921 Medicare Part D claims for 344 patients. 95% of them were for generic drugs. CMS names the drug for 1,791 of them, across 31 drugs with 11 or more claims each, at $214,700 in total drug cost. In 2023, CMS named 1,693 claims across 34 drugs.
Dr. Monaco's Part D claims by kind of drug, 2024
- Generic1,823 claims95%
- Brand-name74 claims4%
- Other24 claims1%
Dr. Monaco'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: 1,6932024: 1,7916%
Drugs named by CMS: 31 in 2024, 34 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
Dr. Mary Ellen Monaco scored 22 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 22 out of 100 for Dr. Monaco for performance year 2024, reported individually. Dr. Monaco accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Monaco's MIPS scores, performance year 2024
- 22of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 72of 100Cost
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. Mary Ellen Monaco received $23,273 in industry payments from 2016 to 2025
CMS Open Payments shows 1,253 general payments to Dr. Monaco from 72 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $2,811.
General payments to Dr. Monaco by program year, 2016 to 2025
General payments to Dr. Monaco by kind, 2016 to 2025
- Food and beverage$23,02699%
- Education$2001%
- Travel and lodging$470%
Companies that paid Dr. Monaco the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary Ellen Monaco graduated from Midwestern University, Chicago College of Osteopathic Med
Dr. Monaco graduated from Midwestern University, Chicago College of Osteopathic Med in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Ellen Monaco'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Mary Ellen Monaco
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. Mary Ellen Monaco's NPI number?
Dr. Mary Ellen Monaco's NPI number is 1972607497. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Ellen Monaco?
Dr. Mary Ellen Monaco is a neurologist in Joliet, Illinois. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Mary Ellen Monaco practice?
Dr. Monaco practices at 333 Madison St, Joliet, IL 60435. Dr. Monaco's primary practice is St Joseph Medical Center - Joliet in Joliet, Illinois. Dmand AI also links Dr. Monaco to 2 hospitals.
What is Dr. Mary Ellen Monaco's office phone number?
The practice phone on file for Dr. Monaco is (815) 725-7133.
What is Dr. Mary Ellen Monaco's medical license number?
Dr. Monaco holds Illinois license 036096928.
Which hospitals is Dr. Mary Ellen Monaco affiliated with?
Dr. Monaco is affiliated with Saint Joseph Medical Center. Dmand AI links Dr. Monaco to 2 more hospitals.
Does Dr. Mary Ellen Monaco accept Medicare?
Yes. CMS data shows Dr. Monaco billed Medicare for 1,655 services in 2024, and Dr. Monaco accepts Medicare assignment.
What is Dr. Mary Ellen Monaco's MIPS score?
Dr. Monaco's MIPS final score for performance year 2024 is 22 out of 100, reported individually.
How many Medicare patients does Dr. Mary Ellen Monaco see?
CMS counts 597 Medicare patients who saw Dr. Monaco in 2024, with an average age of 76.
What services does Dr. Mary Ellen Monaco bill to Medicare?
In 2024, Dr. Monaco's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and nerve and brain test (95886).
Show 4 more questionsShow fewer questions
Where did Dr. Mary Ellen Monaco go to medical school?
Dr. Monaco graduated from Midwestern University, Chicago College of Osteopathic Med in 1994.
What drugs does Dr. Mary Ellen Monaco prescribe most?
In 2024 Medicare Part D data, Dr. Monaco's most prescribed drugs by claims were Memantine HCl, Gabapentin and Donepezil HCl.
Has Dr. Mary Ellen Monaco received payments from drug or device companies?
CMS Open Payments shows $23,273 in general payments to Dr. Monaco from 72 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Mary Ellen Monaco been practicing?
Dr. Monaco graduated from medical school in 1994, 32 years ago.
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