Dr. Daniel J. Olson, MD

  • Chicago, IL
  • Hematologist and oncologist
NPI1003234329PAC ID6608171657
Medicare services, 2024
637
Medicare patients, 2024
173
Part D claims, 2024
160
Publications
23
Clinical trials
2
Practice address
5721 S Maryland Ave, Chicago, IL 60637
Practice phone
Call (773) 702-1530
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Comer Children's Hospital - Hyde Park

Chicago, Illinois

See all 6 affiliations

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Dr. Daniel J. Olson is a hematologist and oncologist in Chicago, Illinois

Dr. Olson practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois.

Dr. Olson's NPI, 1003234329, was assigned on April 3, 2014. Dr. Olson graduated from Rush Medical College of Rush University in 2014. Dr. Olson holds Illinois license 036.142550.

NPI and contact details
Medicare PAC ID
6608171657
NPI enumeration date
April 3, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(773) 702-1530
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Daniel J. Olson practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois

Dr. Olson's primary practice is Comer Children's Hospital - Hyde Park, at 5721 S Maryland Ave, Chicago, IL 60637 in Cook County. The practice phone is (773) 702-1530.

  • Comer Children's Hospital - Hyde Park
    5721 S Maryland Ave, Chicago, IL 60637 · Cook CountyPhone(773) 702-1530

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Daniel J. Olson is affiliated with 4 sites of care and 2 medical groups

Dr. Olson's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. Dr. Olson is also affiliated with University of Chicago Medical Center. The medical group on file is UChicago Medicine Physicians. Dmand AI also links Dr. Olson to 2 more hospitals and 1 medical group, each named with a free account.

See all 6 affiliations for Dr. Olson

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. Daniel J. Olson's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Olson practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Comer Children's Hospital - Hyde ParkAvailable 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. Daniel J. Olson is one of 563 hematologists and oncologists in Illinois

Hematology and oncology is Dr. Olson's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Olson is board certified in internal medicine by the American Board of Internal Medicine. Dr. Olson is licensed in Illinois.

Specialties and state licenses

  • Hematology and oncology, IllinoisPrimaryLicense 036.142550 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Olson

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. Daniel J. Olson billed Medicare for 637 services in 2024

CMS data shows 637 Medicare services from Dr. Olson across 6 procedure codes in 2024, for 173 Medicare patients. Medicare paid $58,660 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024637
Medicare patients173
Paid by Medicare$58,660
Procedure codes6

Dr. Olson's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3372024: 49547%
Other services
2023: 02024: 142

Dr. Olson compared with the Illinois median for hematologists and oncologists, 2024

  • Dr. Olson
  • Illinois median
Medicare services
637vs 1,05640% below
Medicare patients
173vs 28239% below
Part D claims
44vs 32887% below

Medians across 547 hematologists and oncologists in Illinois with Dmand AI profiles that report each measure.

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

Dr. Daniel J. Olson treated 173 Medicare patients in 2024, average age 72

CMS counts 173 Medicare patients who saw Dr. Olson in 2024. The largest group is 65 to 74, with 82 patients. 75% of them have high blood pressure, and 61% have high cholesterol. 20% are also on Medicaid. Their average risk score is 2.83, 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. Olson's median patient age at 70, with 42% women.

Medicare patients, 2024173
Average age72
Average risk score2.83
Also on Medicaid20%

Dr. Olson's Medicare patients by age, 2024

Dr. Olson's Medicare patients by sex, 2024

  • Women7745%
  • Men9655%

Chronic conditions among Dr. Olson's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol61%
  3. Arthritis45%
  4. Cancer42%
  5. Diabetes36%
  6. Ischemic heart disease35%
  7. Chronic kidney disease32%
  8. Heart failure27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Olson'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

  • Women42%
  • Men57%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Daniel J. Olson wrote 160 Medicare Part D claims in 2024

In 2024, Dr. Olson wrote 160 Medicare Part D claims for 44 patients. 66% of them were for generic drugs. CMS names the drug for 44 of them, across 2 drugs with 11 or more claims each, at $1,827 in total drug cost. In 2023, CMS named 44 claims across 2 drugs.

Part D claims, 2024160
Drugs named by CMS2
Total drug cost$1,827
Part D patients44

Dr. Olson's Part D claims by kind of drug, 2024

  • Generic106 claims66%
  • Brand-name54 claims34%

Dr. Olson'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 Dr. Olson's Part D claims, 2024

  • Opioids11%17 of 160 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: 442024: 44No change

Drugs named by CMS: 2 in 2024, 2 in 2023.

See all prescribing by Dr. Olson

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. Daniel J. Olson offers telehealth to Medicare patients

Dr. Olson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Olson as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Daniel J. Olson has 23 publications on record

Dmand AI links 23 papers to Dr. Olson, published from 2011 to 2025. 2023 was the busiest year, with 3. The most frequent topics are Melanoma, Immune Checkpoint Inhibitors and Immunotherapy. Dr. Olson has published most often in Cancers (Basel). Dr. Olson's most frequent co-authors are Jason J. Luke, MD, Thomas F. Gajewski and Brian W. Labadie.

Papers23
Years published2011 to 2025

Dr. Olson's papers by year, 2011 to 2025

Topics Dr. Olson writes about most

  • Melanoma
  • Immune Checkpoint Inhibitors
  • Immunotherapy
  • Ipilimumab
  • Programmed Cell Death 1 Receptor
  • Skin Neoplasms
  • T-Lymphocytes

Dr. Olson's most frequent co-authors

Recent publications by Dr. Olson

See all 23 publications and co-authors

See who Dr. Olson researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Olson 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. Daniel J. Olson has worked on 2 clinical trials

Dmand AI links Dr. Olson to 2 clinical trials. 2 are still active or recruiting. National Cancer Institute (NCI) sponsors the most, 2.

Clinical trials with Dr. Olson by phase

  1. NonePhase 1: no trials
  2. 1Phase 2: 1 trial
  3. 1Phase 3: 1 trial
  4. NonePhase 4: no trials

Investigators on the most trials with Dr. Olson

Recent clinical trials with Dr. Olson

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Daniel J. Olson received $20,405 in industry payments from 2019 to 2025

CMS Open Payments shows 19 general payments to Dr. Olson from 9 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 63% of the total. Iovance Biotherapeutics, Inc. paid the most, $6,804.

General payments to Dr. Olson by program year, 2019 to 2025

General payments to Dr. Olson by kind, 2019 to 2025

$20.4Kin total
  • Consulting fees$12,85363%
  • Honoraria$6,77033%
  • Food and beverage$7834%

Companies that paid Dr. Olson the most, 2019 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Olson

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

Dr. Daniel J. Olson graduated from Rush Medical College of Rush University

Dr. Olson graduated from Rush Medical College of Rush University in 2014.

  1. Medical schoolRush Medical College of Rush University
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Daniel J. Olson'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 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 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)
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. Daniel J. Olson

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. Daniel J. Olson's NPI number?

Dr. Daniel J. Olson's NPI number is 1003234329. It was assigned on April 3, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Daniel J. Olson?

Dr. Daniel J. Olson is a hematologist and oncologist in Chicago, Illinois. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Daniel J. Olson practice?

Dr. Olson practices at 5721 S Maryland Ave, Chicago, IL 60637. Dr. Olson's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. Dmand AI also links Dr. Olson to 2 hospitals and 1 medical group.

What is Dr. Daniel J. Olson's office phone number?

The practice phone on file for Dr. Olson is (773) 702-1530.

What is Dr. Daniel J. Olson's medical license number?

Dr. Olson holds Illinois license 036.142550.

Which hospitals is Dr. Daniel J. Olson affiliated with?

Dr. Olson is affiliated with University of Chicago Medical Center. Dmand AI links Dr. Olson to 2 more hospitals.

What medical group is Dr. Daniel J. Olson part of?

Dr. Olson is linked to UChicago Medicine Physicians. Dmand AI links Dr. Olson to 1 more medical group.

Does Dr. Daniel J. Olson accept Medicare?

Yes. CMS data shows Dr. Olson billed Medicare for 637 services in 2024, and Dr. Olson accepts Medicare assignment.

Does Dr. Daniel J. Olson offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Olson as offering telehealth services.

How many Medicare patients does Dr. Daniel J. Olson see?

CMS counts 173 Medicare patients who saw Dr. Olson in 2024, with an average age of 72.

Show 8 more questionsShow fewer questions

Is Dr. Daniel J. Olson board certified?

Yes. Dr. Olson is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Daniel J. Olson bill to Medicare?

In 2024, Dr. Olson's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and hospital inpatient care (99233).

Where did Dr. Daniel J. Olson go to medical school?

Dr. Olson graduated from Rush Medical College of Rush University in 2014.

What drugs does Dr. Daniel J. Olson prescribe most?

In 2024 Medicare Part D data, Dr. Olson's most prescribed drugs by claims were Levothyroxine Sodium and Imatinib Mesylate.

Has Dr. Daniel J. Olson received payments from drug or device companies?

CMS Open Payments shows $20,405 in general payments to Dr. Olson from 9 companies from 2019 to 2025. The largest total came from Iovance Biotherapeutics, Inc.

How long has Dr. Daniel J. Olson been practicing?

Dr. Olson graduated from medical school in 2014, 12 years ago.

Does Dr. Daniel J. Olson do research?

Dmand AI links 23 publications to Dr. Olson, published from 2011 to 2025. Dr. Olson has worked on 2 clinical trials.

Who does Dr. Daniel J. Olson publish with?

Dr. Olson's most frequent co-authors are Jason J. Luke, MD (8 shared papers), Thomas F. Gajewski (5 shared papers) and Brian W. Labadie (3 shared papers).

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