Dr. Celalettin Ustun, MD

  • Chicago, IL
  • Hematology (internal medicine) physician
NPI1013010487PAC ID6800837998
Medicare services, 2024
257
Medicare patients, 2024
52
Part D claims, 2024
388
Publications
200
Clinical trials
1
Practice address
1653 West Congress Parkway, Chicago, IL 60612
Practice phone
Call (312) 942-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Rush University Medical Center

Hospital · Chicago, Illinois

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Dr. Celalettin Ustun is a hematology (internal medicine) physician in Chicago, Illinois

Dr. Ustun practices at Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.

Dr. Ustun's NPI, 1013010487, was assigned on September 7, 2006. Dr. Ustun graduated from Ankara University FOM in 1990. Dr. Ustun holds Illinois license 036-147386.

NPI and contact details
Medicare PAC ID
6800837998
NPI enumeration date
September 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(312) 942-5000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Celalettin Ustun practices at Rush University Medical Center in Chicago, Illinois

Dr. Ustun's primary practice is Rush University Medical Center, at 1653 West Congress Parkway, Chicago, IL 60612 in Cook County. The practice phone is (312) 942-5000.

Source: Dmand AI Affiliation Data

Dr. Celalettin Ustun is affiliated with 2 sites of care and 1 medical group

Dr. Ustun's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. The medical group on file is Rush University Internists. Dmand AI also links Dr. Ustun to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Ustun

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

Dmand AI tracks the EHR system at Dr. Celalettin Ustun's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ustun practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Rush University Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Celalettin Ustun is one of 34 hematology (internal medicine) physicians in Illinois

Internal medicine is Dr. Ustun's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Ustun is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Ustun's licenses on file in 5 states: Illinois, Indiana, Minnesota, Georgia and North Carolina.

Specialties and state licenses

  • Hematology (internal medicine), IllinoisPrimaryLicense 036-147386 · 2018 to 2026 · taxonomy 207RH0000X
  • Indiana license2023
  • Minnesota license2010 to 2019
  • Georgia license2005 to 2011
  • North Carolina license2002 to 2006

Clinical focus

Dmand AI lists multiple myeloma among the conditions Dr. Ustun treats.

Hematology (internal medicine) physicians near Dr. Ustun

Counts of hematology (internal medicine) physicians 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. Celalettin Ustun billed Medicare for 257 services in 2024

CMS data shows 257 Medicare services from Dr. Ustun across 4 procedure codes in 2024, for 52 Medicare patients. Medicare paid $21,876 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024257
Medicare patients52
Paid by Medicare$21,876
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 3572024: 25728%

Dr. Ustun compared with the Illinois median for hematology (internal medicine) physicians, 2024

  • Dr. Ustun
  • Illinois median
Medicare services
257vs 66761% below
Medicare patients
52vs 24279% below
Part D claims
204vs 65269% below

Medians across 31 hematology (internal medicine) physicians in Illinois with Dmand AI profiles that report each measure.

Dr. Ustun'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.

See all procedures by Dr. Ustun

Need commercial claims for Dr. Ustun?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ustun and other hematology (internal medicine) physicians in Illinois.

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

Dr. Celalettin Ustun treated 52 Medicare patients in 2024, average age 65

CMS counts 52 Medicare patients who saw Dr. Ustun in 2024. The largest group is 65 to 74, with 33 patients. 71% of them have high blood pressure, and 56% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.57, 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. Ustun's median patient age at 68, with 54% women.

Medicare patients, 202452
Average age65
Average risk score2.57
Also on Medicaid27%

Dr. Ustun's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Ustun's Medicare patients by sex, 2024

  • Women2956%
  • Men2344%

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

  1. High blood pressure71%
  2. High cholesterol56%
  3. Arthritis44%
  4. Ischemic heart disease44%
  5. Anxiety38%
  6. Mood disorders33%
  7. Chronic kidney disease29%
  8. Depression29%

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

Dr. Ustun's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Celalettin Ustun wrote 388 Medicare Part D claims in 2024

In 2024, Dr. Ustun wrote 388 Medicare Part D claims for 25 patients. 75% of them were for generic drugs. CMS names the drug for 204 of them, across 9 drugs with 11 or more claims each, at $1,026,759 in total drug cost. In 2023, CMS named 147 claims across 8 drugs.

Part D claims, 2024388
Drugs named by CMS9
Total drug cost$1M
Part D patients25

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

  • Generic292 claims75%
  • Brand-name96 claims25%

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

  • Antibiotics4%16 of 388 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: 1472024: 20439%

Drugs named by CMS: 9 in 2024, 8 in 2023.

See all prescribing by Dr. Ustun

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. Celalettin Ustun takes part in Medicare

Dr. Ustun 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. Celalettin Ustun has 200 publications on record

Dmand AI links 200 papers to Dr. Ustun, published from 2002 to 2025. 2017 was the busiest year, with 24. The most frequent topics are Hematopoietic Stem Cell Transplantation, Leukemia, Myeloid, Acute and Transplantation, Homologous. Dr. Ustun has published most often in Bone Marrow Transplant. Dr. Ustun's most frequent co-authors are Daniel J. Weisdorf, MD, Cem Akin, MD and Sunita R. Nathan, MD.

Papers200
Years published2002 to 2025

Dr. Ustun's papers by year, 2016 to 2025

Topics Dr. Ustun writes about most

  • Hematopoietic Stem Cell Transplantation
  • Leukemia, Myeloid, Acute
  • Transplantation, Homologous
  • Graft vs Host Disease
  • Transplantation Conditioning
  • Mastocytosis, Systemic
  • Antineoplastic Agents
  • Cord Blood Stem Cell Transplantation

Dr. Ustun's most frequent co-authors

Recent publications by Dr. Ustun

See all 200 publications and co-authors

See who Dr. Ustun researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ustun works with, so you can find a warm path to the right hematology (internal medicine) physicians.

How network discovery works

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

Dr. Celalettin Ustun has worked on 1 clinical trial

Dmand AI links Dr. Ustun to 1 clinical trial. Conditions studied include Myelodysplastic Syndromes and Leukemia, Myeloid, Acute.

Conditions in Dr. Ustun's trials

  • Myelodysplastic Syndromes
  • Leukemia, Myeloid, Acute

Recent clinical trials with Dr. Ustun

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

Dr. Celalettin Ustun received $194,195 in industry payments from 2016 to 2025

CMS Open Payments shows 166 general payments to Dr. Ustun from 15 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 41% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $65,575. It also lists 5 research payments totaling $2,414 in 2019.

General payments to Dr. Ustun by program year, 2016 to 2025

General payments to Dr. Ustun by kind, 2016 to 2025

$194.2Kin total
  • Speaker and faculty fees$79,63641%
  • Consulting fees$52,10427%
  • Honoraria$40,12121%
  • Travel and lodging$18,91210%
  • Other$3,4232%

Companies that paid Dr. Ustun the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Ustun

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

Dr. Celalettin Ustun has 1 award and honors on record

Dmand AI lists 1 award for Dr. Ustun, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Ustun

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Celalettin Ustun graduated from Ankara University FOM

Dr. Ustun graduated from Ankara University FOM in 1990.

  1. Medical schoolAnkara University FOM
  2. Board certified in hematologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Celalettin Ustun accepts plans from 18 insurance carriers

Dr. Ustun is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

Plan types Dr. Ustun accepts, by number of carriers

  1. PPO12
  2. Medicare10
  3. HMO9
  4. POS7
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Celalettin Ustun'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 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)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Celalettin Ustun

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. Celalettin Ustun's NPI number?

Dr. Celalettin Ustun's NPI number is 1013010487. It was assigned on September 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Celalettin Ustun?

Dr. Celalettin Ustun is a hematology (internal medicine) physician in Chicago, Illinois. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).

Where does Dr. Celalettin Ustun practice?

Dr. Ustun practices at 1653 West Congress Parkway, Chicago, IL 60612. Dr. Ustun's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. Dmand AI also links Dr. Ustun to 1 group practice or clinic.

What is Dr. Celalettin Ustun's office phone number?

The practice phone on file for Dr. Ustun is (312) 942-5000.

What is Dr. Celalettin Ustun's medical license number?

Dr. Ustun holds Illinois license 036-147386, one of the licenses on file in 5 states.

Which states has Dr. Celalettin Ustun been licensed in?

Dmand AI has state licenses on file for Dr. Ustun in Illinois (2018 to 2026), Indiana (2023), Minnesota (2010 to 2019), Georgia (2005 to 2011) and North Carolina (2002 to 2006).

Which hospitals is Dr. Celalettin Ustun affiliated with?

Dr. Ustun practices at Rush University Medical Center in Chicago, Illinois.

What medical group is Dr. Celalettin Ustun part of?

Dr. Ustun is linked to Rush University Internists.

Does Dr. Celalettin Ustun accept Medicare?

Yes. CMS data shows Dr. Ustun billed Medicare for 257 services in 2024, and Dr. Ustun accepts Medicare assignment.

How many Medicare patients does Dr. Celalettin Ustun see?

CMS counts 52 Medicare patients who saw Dr. Ustun in 2024, with an average age of 65.

Show 9 more questionsShow fewer questions

Is Dr. Celalettin Ustun board certified?

Yes. Dr. Ustun is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Celalettin Ustun bill to Medicare?

In 2024, Dr. Ustun's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and hospital inpatient care (99233).

Where did Dr. Celalettin Ustun go to medical school?

Dr. Ustun graduated from Ankara University FOM in 1990.

What drugs does Dr. Celalettin Ustun prescribe most?

In 2024 Medicare Part D data, Dr. Ustun's most prescribed drugs by claims were Prednisone, Fluconazole and Carvedilol.

Has Dr. Celalettin Ustun received payments from drug or device companies?

CMS Open Payments shows $194,195 in general payments to Dr. Ustun from 15 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.

How long has Dr. Celalettin Ustun been practicing?

Dr. Ustun graduated from medical school in 1990, 36 years ago.

Does Dr. Celalettin Ustun do research?

Dmand AI links 200 publications to Dr. Ustun, published from 2002 to 2025. Dr. Ustun has worked on 1 clinical trial.

Who does Dr. Celalettin Ustun publish with?

Dr. Ustun's most frequent co-authors are Daniel J. Weisdorf, MD (43 shared papers), Cem Akin, MD (21 shared papers) and Sunita R. Nathan, MD (21 shared papers).

What insurance does Dr. Celalettin Ustun accept?

Dr. Ustun is in network with 18 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.

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