Sean Sachdev

  • Chicago, IL
  • Radiation oncologist
NPI1558640300PAC ID6406152818
Medicare services, 2024
3,583
Medicare patients, 2024
255
Part D claims, 2024
249
Publications
85
Clinical trials
5
Practice address
251 E Huron St, Chicago, IL 60611
Practice phone
Call (312) 926-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Northwestern Memorial Hospital

Hospital · Chicago, Illinois

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Sean Sachdev is a radiation oncologist in Chicago, Illinois

Sean Sachdev practices at Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare.

Sean Sachdev's NPI, 1558640300, was assigned on August 11, 2011. Sean Sachdev graduated from Stanford University School of Medicine in 2011. Sean Sachdev holds Illinois license 036139969.

NPI and contact details
Medicare PAC ID
6406152818
NPI enumeration date
August 11, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(312) 926-2000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
41
Medical school graduation
2011

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

Sean Sachdev practices at Northwestern Memorial Hospital in Chicago, Illinois

Sean Sachdev's primary practice is Northwestern Memorial Hospital, at 251 E Huron St, Chicago, IL 60611 in Cook County. The practice phone is (312) 926-2000.

Source: Dmand AI Affiliation Data

Sean Sachdev is affiliated with 4 sites of care and 1 medical group

Sean Sachdev's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Sean Sachdev is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Sean Sachdev to 2 more hospitals, each named with a free account.

See all 5 affiliations for Sean Sachdev

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

Dmand AI tracks the EHR system at Sean Sachdev's practice

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

EHR by site
SiteEHR vendor and product
Northwestern Memorial HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwestern Memorial HealthCare and 6.2K+ hospitals, with verified contacts in the same login.

Sean Sachdev is one of 243 radiation oncologists in Illinois

Radiation oncology is Sean Sachdev's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Sean Sachdev is licensed in Illinois.

Specialties and state licenses

  • Radiation oncology, IllinoisPrimaryLicense 036139969 · taxonomy 2085R0001X

Radiation oncologists near Sean Sachdev

Counts of radiation 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

Sean Sachdev billed Medicare for 3,583 services in 2024

CMS data shows 3,583 Medicare services from Sean Sachdev across 16 procedure codes in 2024, for 255 Medicare patients. Medicare paid $271,053 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20243,583
Medicare patients255
Paid by Medicare$271,053
Procedure codes16

Sean Sachdev's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 2,4722024: 3,35536%
Office and hospital visits
2023: 3032024: 22825%
Other services
2023: 4352024: 0100%

Sean Sachdev compared with the Illinois median for radiation oncologists, 2024

  • Sean Sachdev
  • Illinois median
Medicare services
3,583vs 1,4592.5 times
Medicare patients
255vs 17645% above
Part D claims
210vs 346.2 times

Medians across 231 radiation oncologists in Illinois with Dmand AI profiles that report each measure.

Sean Sachdev'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 Sean Sachdev

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

Sean Sachdev treated 255 Medicare patients in 2024, average age 73

CMS counts 255 Medicare patients who saw Sean Sachdev in 2024. The largest group is 65 to 74, with 129 patients. 75% of them have cancer, and 69% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Sean Sachdev's median patient age at 72, with 17% women.

Medicare patients, 2024255
Average age73
Average risk score1.54
Also on Medicaid8%

Sean Sachdev's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Sean Sachdev's Medicare patients by sex, 2024

  • Women5220%
  • Men20380%

Chronic conditions among Sean Sachdev's Medicare patients, 2024

  1. Cancer75%
  2. High cholesterol69%
  3. High blood pressure66%
  4. Arthritis32%
  5. Ischemic heart disease29%
  6. Diabetes20%
  7. Anxiety18%
  8. Chronic kidney disease18%

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

Sean Sachdev's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women17%
  • Men83%

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

Sean Sachdev wrote 249 Medicare Part D claims in 2024

In 2024, Sean Sachdev wrote 249 Medicare Part D claims for 98 patients. 67% of them were for generic drugs. CMS names the drug for 210 of them, across 3 drugs with 11 or more claims each, at $206,762 in total drug cost. In 2023, CMS named 162 claims across 3 drugs.

Part D claims, 2024249
Drugs named by CMS3
Total drug cost$206,762
Part D patients98

Sean Sachdev's Part D claims by kind of drug, 2024

  • Generic166 claims67%
  • Brand-name83 claims33%

Sean Sachdev'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: 1622024: 21030%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Sean Sachdev

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

Sean Sachdev scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Sean Sachdev for performance year 2024, reported through an alternative payment model (APM). Sean Sachdev accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sean Sachdev as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Sean Sachdev's MIPS scores, performance year 2024

  • 95of 100Final score
  • 83of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Sean Sachdev has 85 publications on record

Dmand AI links 85 papers to Sean Sachdev, published from 2011 to 2025. 2016 was the busiest year, with 11. The most frequent topics are Brain Neoplasms, Glioblastoma and Radiosurgery. Sean Sachdev has published most often in Phys Rev Lett. Sean Sachdev's most frequent co-authors are Arthur Weinstein, MD, Neelum T. Aggarwal, MD and Quyen Dinh Chu, MD.

Papers85
Years published2011 to 2025

Sean Sachdev's papers by year, 2016 to 2025

Topics Sean Sachdev writes about most

  • Brain Neoplasms
  • Glioblastoma
  • Radiosurgery
  • Glioma
  • Radiotherapy Dosage
  • Breast Neoplasms
  • Chemoradiotherapy
  • Radiotherapy, Adjuvant

Sean Sachdev's most frequent co-authors

Recent publications by Sean Sachdev

See all 85 publications and co-authors

See who Sean Sachdev researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Sean Sachdev works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

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

Sean Sachdev has worked on 5 clinical trials

Dmand AI links Sean Sachdev to 5 clinical trials, 2 of them phase 3 studies. 5 are still active or recruiting. Conditions studied include Brain Neoplasms, Oligodendroglioma and Prostatic Neoplasms. NRG Oncology sponsors the most, 3.

Clinical trials with Sean Sachdev by phase

  1. NonePhase 1: no trials
  2. 1Phase 1/2: 1 trial
  3. 1Phase 2: 1 trial
  4. 1Phase 2/3: 1 trial
  5. 2Phase 3: 2 trials
  6. NonePhase 4: no trials

Conditions in Sean Sachdev's trials

  • Brain Neoplasms
  • Oligodendroglioma
  • Prostatic Neoplasms
  • Urinary Bladder Neoplasms
  • Astrocytoma

Investigators on the most trials with Sean Sachdev

Recent clinical trials with Sean Sachdev

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

Sean Sachdev received $34,524 in industry payments from 2016 to 2025

CMS Open Payments shows 42 general payments to Sean Sachdev from 12 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 63% of the total. Pfizer Inc. paid the most, $15,423.

General payments to Sean Sachdev by program year, 2016 to 2025

General payments to Sean Sachdev by kind, 2016 to 2025

$34.5Kin total
  • Consulting fees$21,71963%
  • Speaker and faculty fees$5,93817%
  • Travel and lodging$4,03512%
  • Food and beverage$2,8338%

Companies that paid Sean Sachdev the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Sean Sachdev

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

Sean Sachdev graduated from Stanford University School of Medicine

Sean Sachdev graduated from Stanford University School of Medicine in 2011.

  1. Medical schoolStanford University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Sean Sachdev'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)Clinician Public Reporting: Overall MIPS Performance (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 Sean Sachdev

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

What is Sean Sachdev's NPI number?

Sean Sachdev's NPI number is 1558640300. It was assigned on August 11, 2011, and it is active in the NPI Registry.

What does Sean Sachdev specialize in?

Sean Sachdev is a radiation oncologist in Chicago, Illinois. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Sean Sachdev practice?

Sean Sachdev practices at 251 E Huron St, Chicago, IL 60611. Sean Sachdev's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Sean Sachdev to 2 hospitals.

What is Sean Sachdev's office phone number?

The practice phone on file for Sean Sachdev is (312) 926-2000.

What is Sean Sachdev's medical license number?

Sean Sachdev holds Illinois license 036139969.

Which hospitals is Sean Sachdev affiliated with?

Sean Sachdev practices at Northwestern Memorial Hospital in Chicago, Illinois. Sean Sachdev is also affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Sean Sachdev to 2 more hospitals.

What medical group is Sean Sachdev part of?

Sean Sachdev is linked to Northwestern Medical Faculty Foundation.

Does Sean Sachdev accept Medicare?

Yes. CMS data shows Sean Sachdev billed Medicare for 3,583 services in 2024, and Sean Sachdev accepts Medicare assignment.

Does Sean Sachdev offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Sean Sachdev as offering telehealth services.

What is Sean Sachdev's MIPS score?

Sean Sachdev's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).

Show 8 more questionsShow fewer questions

How many Medicare patients does Sean Sachdev see?

CMS counts 255 Medicare patients who saw Sean Sachdev in 2024, with an average age of 73.

What services does Sean Sachdev bill to Medicare?

In 2024, Sean Sachdev's most billed Medicare services were radiation oncology (77014), radiation oncology (77300) and radiation oncology (77334).

Where did Sean Sachdev go to medical school?

Sean Sachdev graduated from Stanford University School of Medicine in 2011.

What drugs does Sean Sachdev prescribe most?

In 2024 Medicare Part D data, Sean Sachdev's most prescribed drugs by claims were Tamsulosin HCl, Orgovyx and Finasteride.

Has Sean Sachdev received payments from drug or device companies?

CMS Open Payments shows $34,524 in general payments to Sean Sachdev from 12 companies from 2016 to 2025. The largest total came from Pfizer Inc.

How long has Sean Sachdev been practicing?

Sean Sachdev graduated from medical school in 2011, 15 years ago.

Does Sean Sachdev do research?

Dmand AI links 85 publications to Sean Sachdev, published from 2011 to 2025. Sean Sachdev has worked on 5 clinical trials.

Who does Sean Sachdev publish with?

Sean Sachdev's most frequent co-authors are Arthur Weinstein, MD (22 shared papers), Neelum T. Aggarwal, MD (21 shared papers) and Quyen Dinh Chu, MD (21 shared papers).

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