Dr. John M. Andreoni, MD

  • Evergreen Park, IL
  • Infectious disease specialist
NPI1225024508PAC ID0446222038
Medicare services, 2021
671
Part D claims, 2024
20
Publications
1
Hospital affiliations
1
Industry payments
$11
Practice address
2800 W 95th St, Evergreen Park, IL 60805
Practice phone
Call (708) 422-6200
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

OSF Little Company of Mary Medical Center

Hospital · Evergreen Park, Illinois

See all 6 affiliations

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Dr. John M. Andreoni is an infectious disease specialist in Evergreen Park, Illinois

Dr. Andreoni practices at OSF Little Company of Mary Medical Center in Evergreen Park, Illinois, part of OSF HealthCare System.

Dr. Andreoni's NPI, 1225024508, was assigned on September 22, 2005. Dr. Andreoni graduated from Loyola University of Chicago, Stritch School of Medicine in 1985.

NPI and contact details
Medicare PAC ID
0446222038
NPI enumeration date
September 22, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(708) 422-6200
Professional email
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Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
67
Medical school graduation
1985

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. John M. Andreoni practices at OSF Little Company of Mary Medical Center in Evergreen Park, Illinois

Dr. Andreoni's primary practice is OSF Little Company of Mary Medical Center, at 2800 W 95th St, Evergreen Park, IL 60805 in Cook County. The practice phone is (708) 422-6200.

Source: Dmand AI Affiliation Data

Dr. John M. Andreoni is affiliated with 4 sites of care and 2 medical groups

Dr. Andreoni's primary practice is OSF Little Company of Mary Medical Center in Evergreen Park, Illinois, part of OSF HealthCare System. The medical group on file is Inpatient Consultants of Illinois. Dmand AI also links Dr. Andreoni to 1 more breast imaging center, 1 group practice or clinic, 1 hospital outpatient department and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Andreoni

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

Dmand AI tracks the EHR system at Dr. John M. Andreoni's practice

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

EHR by site
SiteEHR vendor and product
OSF Little Company of Mary Medical CenterAvailable 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. John M. Andreoni is one of 400 infectious disease specialists in Illinois

Infectious disease is Dr. Andreoni's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Andreoni has a license on file in Illinois.

Specialties and state licenses

  • Infectious disease, Illinoistaxonomy 207RI0200X

Infectious disease specialists near Dr. Andreoni

Counts of infectious disease specialists 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. John M. Andreoni billed Medicare for 671 services in 2021

CMS data shows 671 Medicare services from Dr. Andreoni across 4 procedure codes in 2021. Medicare paid $60,739 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2021671
Paid by Medicare$60,739
Procedure codes4

Dr. Andreoni's Medicare services by type, 2020 to 2021

  • 2020
  • 2021
Office and hospital visits
2020: 1,9632021: 67166%

Dr. Andreoni compared with the Illinois median for infectious disease specialists, 2021

  • Dr. Andreoni
  • Illinois median
Medicare services
671vs 44052% above
Part D claims
12vs 19594% below

Medians across 383 infectious disease specialists in Illinois with Dmand AI profiles that report each measure.

Dr. Andreoni's most billed Medicare procedure codes, 2021

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. Andreoni

Need commercial claims for Dr. Andreoni?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Andreoni and other infectious disease specialists in Illinois.

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

Dr. John M. Andreoni's patients have a median age of 80

Across all payers, Dmand AI patient panel data puts Dr. Andreoni's median patient age at 80, with 33% women.

Dr. Andreoni's patients across all payers

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

Patient panel by age, all payers

Median age 80

Patient panel by sex, all payers

  • Women33%
  • Men67%

Source: Dmand AI Patient Panel Data

Dr. John M. Andreoni wrote 20 Medicare Part D claims in 2024

In 2024, Dr. Andreoni wrote 20 Medicare Part D claims. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $30,821 in total drug cost. In 2023, CMS named 12 claims across 1 drug.

Part D claims, 202420
Drugs named by CMS1
Total drug cost$30,821

Dr. Andreoni'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: 122024: 12No change

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Andreoni

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. John M. Andreoni takes part in Medicare

Dr. Andreoni 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. John M. Andreoni has 1 publication on record

Dmand AI links 1 paper to Dr. Andreoni in 2011. Dr. Andreoni's most frequent co-authors are Snesha H. Modi, MD and Bazgha Siddiqui, MD.

Papers1

Dr. Andreoni's most frequent co-authors

Recent publications by Dr. Andreoni

See all 1 publications and co-authors

See who Dr. Andreoni researches with

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

How network discovery works

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

Dr. John M. Andreoni received $11 in industry payments in 2016

CMS Open Payments shows 1 general payment to Dr. Andreoni from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $11.

Companies that paid Dr. Andreoni the most, 2016 to 2016

Share is of all general payments to this clinician.

See all payments to Dr. Andreoni

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

Dr. John M. Andreoni graduated from Loyola University of Chicago, Stritch School of Medicine

Dr. Andreoni graduated from Loyola University of Chicago, Stritch School of Medicine in 1985.

  1. Medical schoolLoyola University of Chicago, Stritch School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. John M. Andreoni'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 Data
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
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
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. John M. Andreoni

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. John M. Andreoni's NPI number?

Dr. John M. Andreoni's NPI number is 1225024508. It was assigned on September 22, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. John M. Andreoni?

Dr. John M. Andreoni is an infectious disease specialist in Evergreen Park, Illinois. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Dr. John M. Andreoni practice?

Dr. Andreoni practices at 2800 W 95th St, Evergreen Park, IL 60805. Dr. Andreoni's primary practice is OSF Little Company of Mary Medical Center in Evergreen Park, Illinois, part of OSF HealthCare System. Dmand AI also links Dr. Andreoni to 1 breast imaging center, 1 group practice or clinic, 1 hospital outpatient department and 1 medical group.

What is Dr. John M. Andreoni's office phone number?

The practice phone on file for Dr. Andreoni is (708) 422-6200.

Which hospitals is Dr. John M. Andreoni affiliated with?

Dr. Andreoni practices at OSF Little Company of Mary Medical Center in Evergreen Park, Illinois.

What medical group is Dr. John M. Andreoni part of?

Dr. Andreoni is linked to Inpatient Consultants of Illinois. Dmand AI links Dr. Andreoni to 1 more medical group.

Does Dr. John M. Andreoni accept Medicare?

Yes. CMS data shows Dr. Andreoni billed Medicare for 671 services in 2021, and Dr. Andreoni accepts Medicare assignment.

What services does Dr. John M. Andreoni bill to Medicare?

In 2021, Dr. Andreoni's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).

Where did Dr. John M. Andreoni go to medical school?

Dr. Andreoni graduated from Loyola University of Chicago, Stritch School of Medicine in 1985.

What drugs does Dr. John M. Andreoni prescribe most?

In 2024 Medicare Part D data, Dr. Andreoni's most prescribed drugs by claims were Tivicay.

Show 4 more questionsShow fewer questions

Has Dr. John M. Andreoni received payments from drug or device companies?

CMS Open Payments shows $11 in general payments to Dr. Andreoni from 1 company from 2016 to 2016. The largest total came from ViiV Healthcare Company.

How long has Dr. John M. Andreoni been practicing?

Dr. Andreoni graduated from medical school in 1985, 41 years ago.

Does Dr. John M. Andreoni do research?

Dmand AI links 1 publication to Dr. Andreoni.

Who does Dr. John M. Andreoni publish with?

Dr. Andreoni's most frequent co-authors are Snesha H. Modi, MD (1 shared paper) and Bazgha Siddiqui, MD (1 shared paper).

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