Dr. Kathleen A. Killoran, MD

  • New York, NY
  • Hematologist and oncologist
NPI1558551242PAC ID6204022296
Medicare services, 2024
109
Medicare patients, 2024
35
Part D claims, 2024
508
MIPS score, 2024
76
Hospital affiliations
2
Practice address
1275 York Avenue, New York, NY 10065
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Memorial Sloan Kettering Cancer Center

Hospital · New York, New York

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Dr. Kathleen A. Killoran is a hematologist and oncologist in New York, New York

Dr. Killoran practices at Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center.

Dr. Killoran's NPI, 1558551242, was assigned on July 28, 2007. Dr. Killoran graduated from St. George's University School of Medicine in 2004. Dr. Killoran holds New York license 265238-1.

NPI and contact details
Medicare PAC ID
6204022296
NPI enumeration date
July 28, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
48
Medical school graduation
2004

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

Dr. Kathleen A. Killoran practices at Memorial Sloan Kettering Cancer Center in New York, New York

Dr. Killoran's primary practice is Memorial Sloan Kettering Cancer Center, at 1275 York Avenue, New York, NY 10065.

Source: Dmand AI Affiliation Data

Dr. Kathleen A. Killoran is affiliated with 3 sites of care and 3 medical groups

Dr. Killoran's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Dr. Killoran is also affiliated with Glens Falls Hospital. The medical group on file is MSK Ralph Lauren Center. Dmand AI also links Dr. Killoran to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Killoran

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

Dmand AI tracks the EHR system at Dr. Kathleen A. Killoran's practice

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

EHR by site
SiteEHR vendor and product
Memorial Sloan Kettering Cancer CenterAvailable with a free account
+2 more sites and 2 medical groupsAvailable 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 Memorial Sloan Kettering Cancer Center and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Kathleen A. Killoran is one of 996 hematologists and oncologists in New York

Hematology and oncology is Dr. Killoran's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Killoran is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Killoran's licenses on file in 4 states: New York, District of Columbia, Maryland and Georgia.

Specialties and state licenses

  • Hematology and oncology, New YorkPrimaryLicense 265238-1 · 2012 to 2027 · taxonomy 207RH0003X
  • District of Columbia license1994 to 2018
  • Maryland license2015 to 2018
  • Georgia license2010 to 2013

Clinical focus

Dmand AI lists breast cancer, multiple myeloma and neutropenia among the conditions Dr. Killoran treats.

Hematologists and oncologists near Dr. Killoran

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. Kathleen A. Killoran billed Medicare for 109 services in 2024

CMS data shows 109 Medicare services from Dr. Killoran across 2 procedure codes in 2024, all of them office visits, for 35 Medicare patients. Medicare paid $8,086 for them. Every service was in an office.

Medicare services, 2024109
Medicare patients35
Paid by Medicare$8,086
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 402024: 109173%

Dr. Killoran compared with the New York median for hematologists and oncologists, 2024

  • Dr. Killoran
  • New York median
Medicare services
109vs 66884% below
Medicare patients
35vs 21083% below
Part D claims
375vs 25845% above

Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.

Dr. Killoran'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. Killoran

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

Dr. Kathleen A. Killoran treated 35 Medicare patients in 2024, average age 70

CMS counts 35 Medicare patients who saw Dr. Killoran in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have cancer, and 75% have high blood pressure. 40% are also on Medicaid. Their average risk score is 2.18, 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. Killoran's median patient age at 69, with 89% women.

Medicare patients, 202435
Average age70
Average risk score2.18
Also on Medicaid40%

Dr. Killoran's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol69%
  4. Arthritis43%
  5. Anxiety40%
  6. Diabetes37%
  7. Mood disorders34%

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

Dr. Killoran's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women89%
  • Men8%

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

Dr. Kathleen A. Killoran wrote 508 Medicare Part D claims in 2024

In 2024, Dr. Killoran wrote 508 Medicare Part D claims for 76 patients. 75% of them were for generic drugs. CMS names the drug for 375 of them, across 13 drugs with 11 or more claims each, at $1,444,634 in total drug cost. In 2023, CMS named 218 claims across 7 drugs.

Part D claims, 2024508
Drugs named by CMS13
Total drug cost$1.4M
Part D patients76

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

  • Generic383 claims75%
  • Brand-name125 claims25%

Dr. Killoran'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: 2182024: 37572%

Drugs named by CMS: 13 in 2024, 7 in 2023.

See all prescribing by Dr. Killoran

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. Kathleen A. Killoran scored 76 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 76 out of 100 for Dr. Killoran for performance year 2024, reported as part of a group. Dr. Killoran accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Killoran as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Killoran's MIPS scores, performance year 2024

  • 76of 100Final score
  • 60.6of 100Quality
  • 40of 100Improvement Activities
  • 74of 100Cost

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

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Dr. Kathleen A. Killoran received $146 in industry payments from 2017 to 2021

CMS Open Payments shows 3 general payments to Dr. Killoran from 3 drug and device companies from 2017 to 2021. Food and beverage make up the largest share, 92% of the total. Sirtex Medical Inc paid the most, $108.

General payments to Dr. Killoran by program year, 2017 to 2021

General payments to Dr. Killoran by kind, 2017 to 2021

$146in total
  • Food and beverage$13492%
  • Education$128%

Companies that paid Dr. Killoran the most, 2017 to 2021

Share is of all general payments to this clinician.

See all payments to Dr. Killoran

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

Dr. Kathleen A. Killoran graduated from St. George's University School of Medicine

Dr. Killoran graduated from St. George's University School of Medicine in 2004. Dr. Killoran is a member of ASCO.

  1. Medical schoolSt. George's University School of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Kathleen A. Killoran accepts plans from 8 insurance carriers

Dr. Killoran is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • MVP Health Care
  • Regence Health Plans
  • CMS Medicare
  • NY State Medicaid

Plan types Dr. Killoran accepts, by number of carriers

  1. PPO6
  2. Medicare5
  3. EPO2
  4. HMO2
  5. POS2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Kathleen A. Killoran'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Kathleen A. Killoran

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. Kathleen A. Killoran's NPI number?

Dr. Kathleen A. Killoran's NPI number is 1558551242. It was assigned on July 28, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Kathleen A. Killoran?

Dr. Kathleen A. Killoran is a hematologist and oncologist in New York, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Kathleen A. Killoran practice?

Dr. Killoran practices at 1275 York Avenue, New York, NY 10065. Dr. Killoran's primary practice is Memorial Sloan Kettering Cancer Center in New York, New York, part of Memorial Sloan Kettering Cancer Center. Dmand AI also links Dr. Killoran to 2 medical groups and 1 group practice or clinic.

What is Dr. Kathleen A. Killoran's medical license number?

Dr. Killoran holds New York license 265238-1, one of the licenses on file in 4 states.

Which states has Dr. Kathleen A. Killoran been licensed in?

Dmand AI has state licenses on file for Dr. Killoran in New York (2012 to 2027), District of Columbia (1994 to 2018), Maryland (2015 to 2018) and Georgia (2010 to 2013).

Which hospitals is Dr. Kathleen A. Killoran affiliated with?

Dr. Killoran practices at Memorial Sloan Kettering Cancer Center in New York, New York. Dr. Killoran is also affiliated with Glens Falls Hospital.

What medical group is Dr. Kathleen A. Killoran part of?

Dr. Killoran is linked to MSK Ralph Lauren Center. Dmand AI links Dr. Killoran to 2 more medical groups.

Does Dr. Kathleen A. Killoran accept Medicare?

Yes. CMS data shows Dr. Killoran billed Medicare for 109 services in 2024, and Dr. Killoran accepts Medicare assignment.

Does Dr. Kathleen A. Killoran offer telehealth?

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

What is Dr. Kathleen A. Killoran's MIPS score?

Dr. Killoran's MIPS final score for performance year 2024 is 76 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Kathleen A. Killoran see?

CMS counts 35 Medicare patients who saw Dr. Killoran in 2024, with an average age of 70.

Is Dr. Kathleen A. Killoran board certified?

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

What services does Dr. Kathleen A. Killoran bill to Medicare?

In 2024, Dr. Killoran's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).

Where did Dr. Kathleen A. Killoran go to medical school?

Dr. Killoran graduated from St. George's University School of Medicine in 2004.

What drugs does Dr. Kathleen A. Killoran prescribe most?

In 2024 Medicare Part D data, Dr. Killoran's most prescribed drugs by claims were Anastrozole, Letrozole and Exemestane.

Has Dr. Kathleen A. Killoran received payments from drug or device companies?

CMS Open Payments shows $146 in general payments to Dr. Killoran from 3 companies from 2017 to 2021. The largest total came from Sirtex Medical Inc.

How long has Dr. Kathleen A. Killoran been practicing?

Dr. Killoran graduated from medical school in 2004, 22 years ago.

What insurance does Dr. Kathleen A. Killoran accept?

Dr. Killoran is in network with 8 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.

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