Gini F. Fleming

  • Chicago, IL
  • Hematologist and oncologist
NPI1407918964PAC ID9638366461
Medicare services, 2024
406
Medicare patients, 2024
127
Part D claims, 2024
251
Publications
90
Hospital affiliations
1
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 4 affiliations

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Gini F. Fleming is a hematologist and oncologist in Chicago, Illinois

Gini Fleming practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois.

Gini Fleming's NPI, 1407918964, was assigned on December 14, 2006. Gini Fleming graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985. Gini Fleming holds Illinois license 036075100.

NPI and contact details
Medicare PAC ID
9638366461
NPI enumeration date
December 14, 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
Female
Estimated age
67
Medical school graduation
1985

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

Gini F. Fleming practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois

Gini Fleming'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

Gini F. Fleming is affiliated with 2 sites of care and 2 medical groups

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

See all 4 affiliations for Gini Fleming

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 Gini F. Fleming's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Gini Fleming practices. 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
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Gini F. Fleming is one of 563 hematologists and oncologists in Illinois

Hematology and oncology is Gini Fleming's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Gini Fleming is licensed in Illinois.

Specialties and state licenses

  • Hematology and oncology, IllinoisPrimaryLicense 036075100 · taxonomy 207RH0003X

Hematologists and oncologists near Gini Fleming

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

Gini F. Fleming billed Medicare for 406 services in 2024

CMS data shows 406 Medicare services from Gini Fleming across 9 procedure codes in 2024, for 127 Medicare patients. Medicare paid $29,682 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024406
Medicare patients127
Paid by Medicare$29,682
Procedure codes9

Gini Fleming's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3302024: 3599%
Other services
2023: 02024: 47

Gini Fleming compared with the Illinois median for hematologists and oncologists, 2024

  • Gini Fleming
  • Illinois median
Medicare services
406vs 1,05662% below
Medicare patients
127vs 28255% below
Part D claims
121vs 32863% below

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

Gini Fleming'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 Gini Fleming and other hematologists and oncologists in Illinois.

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

Gini F. Fleming treated 127 Medicare patients in 2024, average age 70

CMS counts 127 Medicare patients who saw Gini Fleming in 2024. The largest group is 65 to 74, with 76 patients. 75% of them have cancer, and 71% have high blood pressure. 20% are also on Medicaid. Their average risk score is 2.45, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Gini Fleming's median patient age at 71, with 79% women.

Medicare patients, 2024127
Average age70
Average risk score2.45
Also on Medicaid20%

Gini Fleming's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Gini Fleming's Medicare patients by sex, 2024

  • Women9877%
  • Men2923%

Chronic conditions among Gini Fleming's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure71%
  3. High cholesterol59%
  4. Arthritis42%
  5. Anxiety33%
  6. Mood disorders31%
  7. Chronic kidney disease28%
  8. Depression28%

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

Gini Fleming's patients across all payers

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

Patient panel by age, all payers

Median age 71

Patient panel by sex, all payers

  • Women79%
  • Men19%

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

Gini F. Fleming wrote 251 Medicare Part D claims in 2024

In 2024, Gini Fleming wrote 251 Medicare Part D claims for 52 patients. 86% of them were for generic drugs. CMS names the drug for 121 of them, across 6 drugs with 11 or more claims each, at $1,667 in total drug cost. In 2023, CMS named 152 claims across 7 drugs.

Part D claims, 2024251
Drugs named by CMS6
Total drug cost$1,667
Part D patients52

Gini Fleming's Part D claims by kind of drug, 2024

  • Generic217 claims86%
  • Brand-name34 claims14%

Gini Fleming'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 Gini Fleming's Part D claims, 2024

  • Antipsychotics, patients 65 and over9%22 of 251 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: 1522024: 12120%

Drugs named by CMS: 6 in 2024, 7 in 2023.

See all prescribing by Gini Fleming

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

Gini F. Fleming offers telehealth to Medicare patients

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Gini F. Fleming has 90 publications on record

Dmand AI links 90 papers to Gini Fleming, published from 2017 to 2025. 2019 was the busiest year, with 15. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols, Breast Neoplasms and Ovarian Neoplasms. Gini Fleming has published most often in J Clin Oncol. Gini Fleming's most frequent co-authors are Rita Nanda, Elizabeth Mary Swisher and John W. Moroney.

Papers90
Years published2017 to 2025

Gini Fleming's papers by year, 2017 to 2025

Topics Gini Fleming writes about most

  • Antineoplastic Combined Chemotherapy Protocols
  • Breast Neoplasms
  • Ovarian Neoplasms
  • Carboplatin
  • Paclitaxel
  • Carcinoma, Ovarian Epithelial
  • Endometrial Neoplasms
  • Antibodies, Monoclonal, Humanized

Gini Fleming's most frequent co-authors

Recent publications by Gini Fleming

See all 90 publications and co-authors

See who Gini Fleming researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Gini Fleming 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

Gini F. Fleming received $9,210 in industry payments from 2017 to 2021

CMS Open Payments shows 10 general payments to Gini Fleming from 7 drug and device companies from 2017 to 2021. Consulting fees make up the largest share, 67% of the total. GlaxoSmithKline, LLC. paid the most, $6,713. It also lists 4 research payments totaling $195 from 2019 to 2025, naming 2 clinical trials.

General payments to Gini Fleming by program year, 2017 to 2021

General payments to Gini Fleming by kind, 2017 to 2021

$9.2Kin total
  • Consulting fees$6,17567%
  • Speaker and faculty fees$2,41626%
  • Travel and lodging$5386%
  • Food and beverage$571%
  • Education$240%

Companies that paid Gini Fleming the most, 2017 to 2021

Share is of all general payments to this clinician.

See all payments to Gini Fleming

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

Gini F. Fleming graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Gini Fleming graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985.

  1. Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Source: Dmand AI Professional Profile Data

Sources for Gini F. Fleming'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
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 Gini F. Fleming

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Gini F. Fleming's NPI number?

Gini F. Fleming's NPI number is 1407918964. It was assigned on December 14, 2006, and it is active in the NPI Registry.

What does Gini F. Fleming specialize in?

Gini F. Fleming is a hematologist and oncologist in Chicago, Illinois. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Gini F. Fleming practice?

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

What is Gini F. Fleming's office phone number?

The practice phone on file for Gini Fleming is (773) 702-1530.

What is Gini F. Fleming's medical license number?

Gini Fleming holds Illinois license 036075100.

Which hospitals is Gini F. Fleming affiliated with?

Gini Fleming is affiliated with University of Chicago Medical Center.

What medical group is Gini F. Fleming part of?

Gini Fleming is linked to UChicago Medicine Physicians. Dmand AI links Gini Fleming to 1 more medical group.

Does Gini F. Fleming accept Medicare?

Yes. CMS data shows Gini Fleming billed Medicare for 406 services in 2024, and Gini Fleming accepts Medicare assignment.

Does Gini F. Fleming offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Gini Fleming as offering telehealth services.

How many Medicare patients does Gini F. Fleming see?

CMS counts 127 Medicare patients who saw Gini Fleming in 2024, with an average age of 70.

Show 7 more questionsShow fewer questions

What services does Gini F. Fleming bill to Medicare?

In 2024, Gini Fleming's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99233) and medicare service (G2211).

Where did Gini F. Fleming go to medical school?

Gini Fleming graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1985.

What drugs does Gini F. Fleming prescribe most?

In 2024 Medicare Part D data, Gini Fleming's most prescribed drugs by claims were Anastrozole, Olanzapine and Dexamethasone.

Has Gini F. Fleming received payments from drug or device companies?

CMS Open Payments shows $9,210 in general payments to Gini Fleming from 7 companies from 2017 to 2021. The largest total came from GlaxoSmithKline, LLC.

How long has Gini F. Fleming been practicing?

Gini Fleming graduated from medical school in 1985, 41 years ago.

Does Gini F. Fleming do research?

Dmand AI links 90 publications to Gini Fleming, published from 2017 to 2025.

Who does Gini F. Fleming publish with?

Gini Fleming's most frequent co-authors are Rita Nanda (12 shared papers), Elizabeth Mary Swisher (11 shared papers) and John W. Moroney (9 shared papers).

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