JMIR Med Educ
Irsk J. Anderson
- Medicare services, 2024
- 905
- Medicare patients, 2024
- 421
- Part D claims, 2024
- 4,330
- Publications
- 22
- Clinical trials
- 1
- Practice address
- 5841 S Maryland Ave, Chicago, IL 60637
- Practice phone
- Call (773) 702-1530
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The University of Chicago Medical Center
Chicago, Illinois
Find Irsk Anderson's 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.
Irsk J. Anderson is an internist in Chicago, Illinois
Irsk Anderson practices at The University of Chicago Medical Center in Chicago, Illinois.
Irsk Anderson's NPI, 1891856621, was assigned on December 13, 2006. Irsk Anderson graduated from University of Wisconsin-Madison in 2002. Irsk Anderson holds Illinois license 036113916.
- NPI
- 1891856621NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7416989942
- NPI enumeration date
- December 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (773) 702-1530
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Irsk J. Anderson practices at The University of Chicago Medical Center in Chicago, Illinois
Irsk Anderson's primary practice is The University of Chicago Medical Center, at 5841 S Maryland Ave, Chicago, IL 60637 in Cook County. The practice phone is (773) 702-1530.
- The University of Chicago Medical Center5841 S Maryland Ave, Chicago, IL 60637 · Cook CountyPhone(773) 702-1530
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Irsk J. Anderson is affiliated with 5 sites of care and 2 medical groups
Irsk Anderson's primary practice is The University of Chicago Medical Center in Chicago, Illinois. Irsk Anderson is also affiliated with University of Chicago Medical Center. The medical group on file is UChicago Medicine Physicians. Dmand AI also links Irsk Anderson to 2 more hospitals, 1 home health agency and 1 medical group, 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 Irsk J. Anderson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Irsk Anderson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Chicago Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Irsk J. Anderson is one of 5,652 internists in Illinois
Internal medicine is Irsk Anderson's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Irsk Anderson is board certified in internal medicine by the American Board of Internal Medicine. Irsk Anderson is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Clinical focus
Dmand AI lists acute diabetes, adjustment disease, arthritis, asthma, atrial fibrillation and flutter, bursitis, carpal tunnel syndrome and cellulitis among the conditions Irsk Anderson treats.
Internists near Irsk Anderson
Counts of internists 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
Irsk J. Anderson billed Medicare for 905 services in 2024
CMS data shows 905 Medicare services from Irsk Anderson across 8 procedure codes in 2024, for 421 Medicare patients. Medicare paid $52,733 for them. Every service was in a facility, such as a hospital, rather than an office.
Irsk Anderson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6472024: 6431%
- Other services
- 2023: 02024: 236
- Surgery
- 2023: 292024: 2610%
Irsk Anderson compared with the Illinois median for internists, 2024
- Irsk Anderson
- Illinois median
- Medicare services
- 905vs 56660% above
- Medicare patients
- 421vs 2082.0 times
- Part D claims
- 3,532vs 28412.4 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Irsk Anderson'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.
Need commercial claims for Irsk Anderson?
Medicare shows one payer. Book a meeting to get commercial claims data for Irsk Anderson and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Irsk J. Anderson treated 421 Medicare patients in 2024, average age 72
CMS counts 421 Medicare patients who saw Irsk Anderson in 2024. The largest group is 65 to 74, with 156 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 49% are also on Medicaid. Their average risk score is 2.13, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Irsk Anderson's median patient age at 70, with 56% women.
Irsk Anderson's Medicare patients by age, 2024
Irsk Anderson's Medicare patients by sex, 2024
- Women26563%
- Men15637%
Chronic conditions among Irsk Anderson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Arthritis59%
- Diabetes46%
- Chronic kidney disease39%
- Heart failure31%
- Ischemic heart disease30%
- Mood disorders24%
Share of Medicare patients with each condition. A patient can have several.
Irsk Anderson'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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Irsk J. Anderson wrote 4,330 Medicare Part D claims in 2024
In 2024, Irsk Anderson wrote 4,330 Medicare Part D claims for 312 patients. 85% of them were for generic drugs. CMS names the drug for 3,532 of them, across 89 drugs with 11 or more claims each, at $344,745 in total drug cost. In 2023, CMS named 3,037 claims across 82 drugs.
Irsk Anderson's Part D claims by kind of drug, 2024
- Generic3,699 claims85%
- Brand-name596 claims14%
- Other35 claims1%
Irsk Anderson'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 Irsk Anderson's Part D claims, 2024
- Opioids6%268 of 4,330 claims
- Antibiotics2%66 of 4,330 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: 3,0372024: 3,53216%
Drugs named by CMS: 89 in 2024, 82 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
Irsk J. Anderson offers telehealth to Medicare patients
Irsk Anderson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Irsk Anderson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Irsk J. Anderson has 22 publications on record
Dmand AI links 22 papers to Irsk Anderson, published from 2015 to 2025. 2020 was the busiest year, with 3. The most frequent topics are Students, Medical, Anticoagulants and Clinical Competence. Irsk Anderson has published most often in JAMA. Irsk Anderson's most frequent co-authors are Vineet Arora, Valerie G. Press and Jeanne M. Farnan.
Irsk Anderson's papers by year, 2015 to 2025
Topics Irsk Anderson writes about most
- Students, Medical
- Anticoagulants
- Clinical Competence
- Curriculum
- Internal Medicine
- Internship and Residency
- Administration, Oral
- Education, Medical, Undergraduate
Irsk Anderson's most frequent co-authors
Recent publications by Irsk Anderson
J Gen Intern Med
See who Irsk Anderson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Irsk Anderson works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Irsk J. Anderson has worked on 1 clinical trial
Dmand AI links Irsk Anderson to 1 clinical trial.
Recent clinical trials with Irsk Anderson
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Irsk J. Anderson received $22 in industry payments in 2024
CMS Open Payments shows 1 general payment to Irsk Anderson from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $22.
Companies that paid Irsk Anderson the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Irsk J. Anderson has 1 award and honors on record
Dmand AI lists 1 award for Irsk Anderson, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Irsk Anderson
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Irsk J. Anderson graduated from University of Wisconsin-Madison
Irsk Anderson graduated from University of Wisconsin-Madison in 2002. Irsk Anderson is a member of AAIM and SGIM.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Irsk J. Anderson accepts plans from 10 insurance carriers
Irsk Anderson is in network with 10 carriers, including Aetna, Elevance and HCSC. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- HCSC
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- Blue Cross Blue Shield of Michigan
- +2 more carriersWith a free account
Plan types Irsk Anderson accepts, by number of carriers
- Medicare7
- PPO6
- HMO5
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Irsk J. Anderson'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) |
| 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Irsk J. Anderson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Irsk J. Anderson's NPI number?
Irsk J. Anderson's NPI number is 1891856621. It was assigned on December 13, 2006, and it is active in the NPI Registry.
What does Irsk J. Anderson specialize in?
Irsk J. Anderson is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Irsk J. Anderson practice?
Irsk Anderson practices at 5841 S Maryland Ave, Chicago, IL 60637. Irsk Anderson's primary practice is The University of Chicago Medical Center in Chicago, Illinois. Dmand AI also links Irsk Anderson to 2 hospitals, 1 home health agency and 1 medical group.
What is Irsk J. Anderson's office phone number?
The practice phone on file for Irsk Anderson is (773) 702-1530.
What is Irsk J. Anderson's medical license number?
Irsk Anderson holds Illinois license 036113916.
Which hospitals is Irsk J. Anderson affiliated with?
Irsk Anderson is affiliated with University of Chicago Medical Center. Dmand AI links Irsk Anderson to 2 more hospitals.
What medical group is Irsk J. Anderson part of?
Irsk Anderson is linked to UChicago Medicine Physicians. Dmand AI links Irsk Anderson to 1 more medical group.
Does Irsk J. Anderson accept Medicare?
Yes. CMS data shows Irsk Anderson billed Medicare for 905 services in 2024, and Irsk Anderson accepts Medicare assignment.
Does Irsk J. Anderson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Irsk Anderson as offering telehealth services.
How many Medicare patients does Irsk J. Anderson see?
CMS counts 421 Medicare patients who saw Irsk Anderson in 2024, with an average age of 72.
Show 9 more questionsShow fewer questions
Is Irsk J. Anderson board certified?
Yes. Irsk Anderson is board certified in internal medicine by the American Board of Internal Medicine.
What services does Irsk J. Anderson bill to Medicare?
In 2024, Irsk Anderson's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99213).
Where did Irsk J. Anderson go to medical school?
Irsk Anderson graduated from University of Wisconsin-Madison in 2002.
What drugs does Irsk J. Anderson prescribe most?
In 2024 Medicare Part D data, Irsk Anderson's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Irsk J. Anderson received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Irsk Anderson from 1 company from 2024 to 2024. The largest total came from Bristol-Myers Squibb Company.
How long has Irsk J. Anderson been practicing?
Irsk Anderson graduated from medical school in 2002, 24 years ago.
Does Irsk J. Anderson do research?
Dmand AI links 22 publications to Irsk Anderson, published from 2015 to 2025. Irsk Anderson has worked on 1 clinical trial.
Who does Irsk J. Anderson publish with?
Irsk Anderson's most frequent co-authors are Vineet Arora (5 shared papers), Valerie G. Press (3 shared papers) and Jeanne M. Farnan (2 shared papers).
What insurance does Irsk J. Anderson accept?
Irsk Anderson is in network with 10 carriers, including Aetna, Elevance and HCSC. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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